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Designed by TopWorx, a global leader in valve monitoring and control solutions, this compact yet powerful valve monitor offers unmatched reliability, visual indication, and performance for on\/off valves across a wide range of industries.\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1026\" data-start=\"531\"\u003eThe TVL-R2WGNPM is part of the TopWorx TVL Series, offering mechanical switch feedback, universal NAMUR mounting, and robust weatherproof protection (IP67). Its corrosion-resistant housing and versatile internal components make it ideal for use in chemical plants, food processing, water treatment, and general process industries. Designed to operate in harsh outdoor or indoor conditions, it ensures accurate signalling and reduces downtime in your valve network.\u003c\/p\u003e\n\u003ch4 class=\"\" data-end=\"1053\" data-start=\"1028\"\u003e🔑 \u003cstrong data-end=\"1053\" data-start=\"1036\"\u003eKey Features:\u003c\/strong\u003e\n\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"1161\" data-start=\"1057\"\u003e\u003cstrong data-end=\"1081\" data-start=\"1057\"\u003eMechanical Switches:\u003c\/strong\u003e Two SPDT mechanical switches provide dependable open\/closed position feedback\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1265\" data-start=\"1164\"\u003e\u003cstrong data-end=\"1194\" data-start=\"1164\"\u003eVisual Position Indicator:\u003c\/strong\u003e Clear dome indicator allows at-a-glance confirmation of valve status\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1373\" data-start=\"1268\"\u003e\u003cstrong data-end=\"1291\" data-start=\"1268\"\u003eUniversal Mounting:\u003c\/strong\u003e NAMUR standard mounting makes installation easy across different actuator types\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1460\" data-start=\"1376\"\u003e\u003cstrong data-end=\"1395\" data-start=\"1376\"\u003eIP67 Enclosure:\u003c\/strong\u003e Fully sealed enclosure protects against dust and water ingress\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1541\" data-start=\"1463\"\u003e\u003cstrong data-end=\"1487\" data-start=\"1463\"\u003eRugged Construction:\u003c\/strong\u003e Engineered to withstand tough industrial conditions\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1613\" data-start=\"1544\"\u003e\u003cstrong data-end=\"1562\" data-start=\"1544\"\u003eConduit Entry:\u003c\/strong\u003e Dual conduit entries for flexible wiring options\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1694\" data-start=\"1616\"\u003e\u003cstrong data-end=\"1638\" data-start=\"1616\"\u003eFactory Pre-Wired:\u003c\/strong\u003e Reduces installation time and potential wiring errors\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1780\" data-start=\"1697\"\u003e\u003cstrong data-end=\"1720\" data-start=\"1697\"\u003eWide Compatibility:\u003c\/strong\u003e Designed to integrate seamlessly with pneumatic actuators\u003c\/p\u003e\n\u003chr class=\"\" data-end=\"1785\" data-start=\"1782\"\u003e\n\u003ch3 class=\"\" data-end=\"1820\" data-start=\"1787\"\u003e📊 \u003cstrong data-end=\"1820\" data-start=\"1794\"\u003eProduct Specifications\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cdiv class=\"overflow-x-auto contain-inline-size\"\u003e\n\u003ctable data-end=\"2946\" data-start=\"1822\"\u003e\n\u003cthead data-end=\"1901\" data-start=\"1822\"\u003e\n\u003ctr data-end=\"1901\" data-start=\"1822\"\u003e\n\u003cth data-end=\"1855\" data-start=\"1822\"\u003e\u003cstrong data-end=\"1841\" data-start=\"1824\"\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth data-end=\"1901\" data-start=\"1855\"\u003e\u003cstrong data-end=\"1868\" data-start=\"1857\"\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-end=\"2946\" data-start=\"1981\"\u003e\n\u003ctr data-end=\"2059\" data-start=\"1981\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"1992\" data-start=\"1983\"\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTVL-R2WGNPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2138\" data-start=\"2060\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2078\" data-start=\"2062\"\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTopWorx\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2217\" data-start=\"2139\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2151\" data-start=\"2141\"\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTVL Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2296\" data-start=\"2218\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2235\" data-start=\"2220\"\u003eSwitch Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 × SPDT Mechanical Switches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2375\" data-start=\"2297\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2319\" data-start=\"2299\"\u003eEnclosure Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP67\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2454\" data-start=\"2376\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2398\" data-start=\"2378\"\u003eVisual Indicator\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDome Position Indicator (Open\/Closed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2534\" data-start=\"2455\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2478\" data-start=\"2457\"\u003eMounting Standard\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNAMUR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2614\" data-start=\"2535\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2556\" data-start=\"2537\"\u003eConduit Entries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e(2) 1\/2” NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2694\" data-start=\"2615\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2642\" data-start=\"2617\"\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40°C to +85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2780\" data-start=\"2695\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2709\" data-start=\"2697\"\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGlass-filled polyester body (corrosion-resistant)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2859\" data-start=\"2781\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2801\" data-start=\"2783\"\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE, CSA, ATEX (on some configurations)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2946\" data-start=\"2860\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2878\" data-start=\"2862\"\u003eApplications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePneumatic Actuators, Process Valves, On\/Off Valves\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003chr class=\"\" data-end=\"2951\" data-start=\"2948\"\u003e\n\u003cp class=\"\" data-end=\"3347\" data-start=\"2953\"\u003eBuilt for dependability, the TopWorx TVL-R2WGNPM ensures precise position feedback, boosts system reliability, and reduces maintenance effort—making it a smart addition to any valve automation system. Whether you're working in food and beverage, pharmaceuticals, water treatment, or petrochemical processing, this switchbox is designed to deliver long-lasting value and control.\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"3454\" data-start=\"3349\"\u003eNeed help choosing the right TopWorx limit switch for your application? Get in touch with our team today!\u003c\/p\u003e","brand":"Topworx Switchboxes","offers":[{"title":"Default Title","offer_id":55798229565765,"sku":"TVL-R2WGNPM","price":276.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0956\/5542\/8421\/files\/Topworx_TVL_TX_Series_Switchbox_jpg_02bea5ac-aa20-44ba-a3f7-1c67ab22d6b6.webp?v=1759416313"},{"product_id":"topworx-limit-switch-box-tvl-r2wgnmm2a1-valve-monitor","title":"TopWorx Limit Switch Box TVL-R2WGNMM2A1 Valve Monitor","description":"\u003cp class=\"\" data-end=\"485\" data-start=\"110\"\u003eThe \u003ca rel=\"noopener\" href=\"https:\/\/www.emerson.com\/en-gb\/automation\/topworx\" target=\"_blank\"\u003eTopWorx\u003c\/a\u003e TVL-R2WGNMM2A1 Limit Switch Box is a compact, rugged, and high-performance valve monitor designed for on\/off valve position feedback in industrial applications. Engineered by TopWorx, part of Emerson, this model is part of the TVL Series, offering high reliability, ease of installation, and clear visual and electrical indication of valve status.\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"987\" data-start=\"487\"\u003eThis specific model includes 2 mechanical switches (SPDT) and a universal NAMUR mounting base, making it compatible with most pneumatic actuators. With its IP67-rated enclosure, the TVL-R2WGNMM2A1 is built to withstand harsh environments including chemical plants, pharmaceutical manufacturing, water treatment facilities, and food processing plants. Its tough and lightweight housing offers excellent corrosion resistance, making it ideal for both indoor and outdoor use.\u003c\/p\u003e\n\u003ch4 class=\"\" data-end=\"1014\" data-start=\"989\"\u003e🔑 \u003cstrong data-end=\"1014\" data-start=\"997\"\u003eKey Features:\u003c\/strong\u003e\n\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"1087\" data-start=\"1018\"\u003e\u003cstrong data-end=\"1049\" data-start=\"1018\"\u003e2 Mechanical SPDT Switches:\u003c\/strong\u003e Accurate open\/closed valve feedback\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1168\" data-start=\"1090\"\u003e\u003cstrong data-end=\"1118\" data-start=\"1090\"\u003eNAMUR Mounting Standard:\u003c\/strong\u003e Universally compatible with pneumatic actuators\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1245\" data-start=\"1171\"\u003e\u003cstrong data-end=\"1190\" data-start=\"1171\"\u003eIP67 Enclosure:\u003c\/strong\u003e Dust-tight and waterproof for demanding environments\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1325\" data-start=\"1248\"\u003e\u003cstrong data-end=\"1278\" data-start=\"1248\"\u003eVisual Position Indicator:\u003c\/strong\u003e Dome-style indicator shows live valve status\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1402\" data-start=\"1328\"\u003e\u003cstrong data-end=\"1352\" data-start=\"1328\"\u003eRobust Construction:\u003c\/strong\u003e Corrosion-resistant glass-filled polyester body\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1468\" data-start=\"1405\"\u003e\u003cstrong data-end=\"1430\" data-start=\"1405\"\u003eDual Conduit Entries:\u003c\/strong\u003e 2 × 1\/2\" NPT for wiring flexibility\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1549\" data-start=\"1471\"\u003e\u003cstrong data-end=\"1500\" data-start=\"1471\"\u003eField Proven Reliability:\u003c\/strong\u003e Trusted TopWorx quality in global applications\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1621\" data-start=\"1552\"\u003e\u003cstrong data-end=\"1589\" data-start=\"1552\"\u003eWide Operating Temperature Range:\u003c\/strong\u003e Suited for extreme conditions\u003c\/p\u003e\n\u003chr class=\"\" data-end=\"1626\" data-start=\"1623\"\u003e\n\u003ch3 class=\"\" data-end=\"1661\" data-start=\"1628\"\u003e📊 \u003cstrong data-end=\"1661\" data-start=\"1635\"\u003eProduct Specifications\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cdiv class=\"overflow-x-auto contain-inline-size\"\u003e\n\u003ctable data-end=\"2793\" data-start=\"1663\"\u003e\n\u003cthead data-end=\"1742\" data-start=\"1663\"\u003e\n\u003ctr data-end=\"1742\" data-start=\"1663\"\u003e\n\u003cth data-end=\"1696\" data-start=\"1663\"\u003e\u003cstrong data-end=\"1682\" data-start=\"1665\"\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth data-end=\"1742\" data-start=\"1696\"\u003e\u003cstrong data-end=\"1709\" data-start=\"1698\"\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-end=\"2793\" data-start=\"1822\"\u003e\n\u003ctr data-end=\"1900\" data-start=\"1822\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"1833\" data-start=\"1824\"\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTVL-R2WGNMM2A1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1979\" data-start=\"1901\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"1919\" data-start=\"1903\"\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTopWorx (Emerson)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2058\" data-start=\"1980\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"1992\" data-start=\"1982\"\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTVL Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2137\" data-start=\"2059\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2076\" data-start=\"2061\"\u003eSwitch Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 × SPDT Mechanical Switches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2216\" data-start=\"2138\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2160\" data-start=\"2140\"\u003eVisual Indicator\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDome Position Indicator (Open\/Closed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2295\" data-start=\"2217\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2231\" data-start=\"2219\"\u003eMounting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNAMUR Standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2374\" data-start=\"2296\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2318\" data-start=\"2298\"\u003eEnclosure Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP67 (Water \u0026amp; Dust Tight)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2454\" data-start=\"2375\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2394\" data-start=\"2377\"\u003eConduit Entry\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 × 1\/2” NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2535\" data-start=\"2455\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2477\" data-start=\"2457\"\u003eHousing Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGlass-Filled Polyester (Corrosion-Resistant)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2615\" data-start=\"2536\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2563\" data-start=\"2538\"\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40°C to +85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2694\" data-start=\"2616\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2636\" data-start=\"2618\"\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE, CSA, ATEX (varies by configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2793\" data-start=\"2695\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2713\" data-start=\"2697\"\u003eApplications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePneumatic Actuators, Process Automation, General On\/Off Valves\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003chr class=\"\" data-end=\"2798\" data-start=\"2795\"\u003e\n\u003cp class=\"\" data-end=\"3099\" data-start=\"2800\"\u003eThe TopWorx TVL-R2WGNMM2A1 Limit Switch Box is built to perform under pressure. With industry-standard compatibility, robust environmental protection, and dependable position feedback, it’s the smart choice for valve automation professionals seeking peace of mind and performance in every cycle.\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"3178\" data-start=\"3101\"\u003eFor expert advice or to check availability, get in touch with our team today!\u003c\/p\u003e","brand":"Topworx Switchboxes","offers":[{"title":"Default Title","offer_id":55798229631301,"sku":"TVL-R2WGNMM2A1","price":652.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0956\/5542\/8421\/files\/Topworx_TVL_TX_Series_Switchbox_jpg_4d731dcc-f3a6-4e9b-9a0c-4b21da22ec38.webp?v=1759416314"},{"product_id":"topworx-limit-switch-box-tvl-r2wgnmm000006729-valve-monitor","title":"TopWorx Limit Switch Box TVL-R2WGNMM000006729 Valve Monitor","description":"\u003cp data-start=\"113\" data-end=\"474\" class=\"\"\u003eThe TopWorx TVL-R2WGNMM000006729 Limit Switch Box is a robust and compact valve monitoring solution, built for reliable performance in industrial environments. Designed by TopWorx, a division of Emerson, this valve monitor ensures accurate open\/closed position feedback for quarter-turn pneumatic actuators used in a variety of process applications.\u003c\/p\u003e\n\u003cp data-start=\"476\" data-end=\"861\" class=\"\"\u003eWith its dual SPDT mechanical switches, NAMUR mounting interface, and IP67-rated enclosure, this model is made to endure harsh environmental conditions without compromising accuracy. Whether installed in a chemical plant, food and beverage facility, or water treatment plant, the TVL-R2WGNMM000006729 provides long-lasting durability and consistent performance.\u003c\/p\u003e\n\u003ch4 data-start=\"863\" data-end=\"888\" class=\"\"\u003e🔑 \u003cstrong data-start=\"871\" data-end=\"888\"\u003eKey Features:\u003c\/strong\u003e\n\u003c\/h4\u003e\n\u003cp data-start=\"892\" data-end=\"979\" class=\"\"\u003e\u003cstrong data-start=\"892\" data-end=\"923\"\u003e2 SPDT Mechanical Switches:\u003c\/strong\u003e Provides clear electrical feedback for valve position\u003c\/p\u003e\n\u003cp data-start=\"982\" data-end=\"1065\" class=\"\"\u003e\u003cstrong data-start=\"982\" data-end=\"1010\"\u003eNAMUR Mounting Standard:\u003c\/strong\u003e Ensures compatibility with a wide range of actuators\u003c\/p\u003e\n\u003cp data-start=\"1068\" data-end=\"1151\" class=\"\"\u003e\u003cstrong data-start=\"1068\" data-end=\"1100\"\u003eWeatherproof IP67 Enclosure:\u003c\/strong\u003e Protection against water, dust, and contaminants\u003c\/p\u003e\n\u003cp data-start=\"1154\" data-end=\"1220\" class=\"\"\u003e\u003cstrong data-start=\"1154\" data-end=\"1180\"\u003eVisual Dome Indicator:\u003c\/strong\u003e Easy-to-read valve status at a glance\u003c\/p\u003e\n\u003cp data-start=\"1223\" data-end=\"1296\" class=\"\"\u003e\u003cstrong data-start=\"1223\" data-end=\"1255\"\u003eCorrosion-Resistant Housing:\u003c\/strong\u003e Engineered from glass-filled polyester\u003c\/p\u003e\n\u003cp data-start=\"1299\" data-end=\"1372\" class=\"\"\u003e\u003cstrong data-start=\"1299\" data-end=\"1322\"\u003eDual Cable Entries:\u003c\/strong\u003e Flexible wiring with 2 × 1\/2” NPT conduit ports\u003c\/p\u003e\n\u003cp data-start=\"1375\" data-end=\"1444\" class=\"\"\u003e\u003cstrong data-start=\"1375\" data-end=\"1402\"\u003eIndustrial Grade Build:\u003c\/strong\u003e Designed for tough operating conditions\u003c\/p\u003e\n\u003cp data-start=\"1447\" data-end=\"1518\" class=\"\"\u003e\u003cstrong data-start=\"1447\" data-end=\"1471\"\u003eSimple Installation:\u003c\/strong\u003e Pre-wired switches reduce commissioning time\u003c\/p\u003e\n\u003chr data-start=\"1520\" data-end=\"1523\" class=\"\"\u003e\n\u003ch3 data-start=\"1525\" data-end=\"1558\" class=\"\"\u003e📊 \u003cstrong data-start=\"1532\" data-end=\"1558\"\u003eProduct Specifications\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cdiv class=\"overflow-x-auto contain-inline-size\"\u003e\n\u003ctable data-start=\"1560\" data-end=\"2681\"\u003e\n\u003cthead data-start=\"1560\" data-end=\"1639\"\u003e\n\u003ctr data-start=\"1560\" data-end=\"1639\"\u003e\n\u003cth data-start=\"1560\" data-end=\"1593\"\u003e\u003cstrong data-start=\"1562\" data-end=\"1579\"\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth data-start=\"1593\" data-end=\"1639\"\u003e\u003cstrong data-start=\"1595\" data-end=\"1606\"\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"1719\" data-end=\"2681\"\u003e\n\u003ctr data-start=\"1719\" data-end=\"1798\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"1721\" data-end=\"1730\"\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTVL-R2WGNMM000006729\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1799\" data-end=\"1877\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"1801\" data-end=\"1817\"\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTopWorx (Emerson)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1878\" data-end=\"1956\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"1880\" data-end=\"1890\"\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTVL Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1957\" data-end=\"2035\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"1959\" data-end=\"1974\"\u003eSwitch Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 × SPDT Mechanical Switches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2036\" data-end=\"2114\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2038\" data-end=\"2058\"\u003eVisual Indicator\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDome-Style Open\/Closed Indicator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2115\" data-end=\"2193\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2117\" data-end=\"2129\"\u003eMounting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNAMUR Standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2194\" data-end=\"2272\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2196\" data-end=\"2220\"\u003eEnclosure Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP67\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2273\" data-end=\"2352\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2275\" data-end=\"2294\"\u003eConduit Entries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 × 1\/2” NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2353\" data-end=\"2431\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2355\" data-end=\"2375\"\u003eHousing Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGlass-Filled Polyester\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2432\" data-end=\"2511\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2434\" data-end=\"2455\"\u003eTemperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40°C to +85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2512\" data-end=\"2590\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2514\" data-end=\"2532\"\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE, CSA, ATEX (application-dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2591\" data-end=\"2681\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2593\" data-end=\"2612\"\u003eApplication Use\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePneumatic Actuators, Valve Automation, On\/Off Services\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"2683\" data-end=\"2686\" class=\"\"\u003e\n\u003cp data-start=\"2688\" data-end=\"3005\" class=\"\"\u003eThe TopWorx TVL-R2WGNMM000006729 is engineered to deliver precise valve position monitoring with dependable performance in even the most challenging conditions. Its rugged build, ease of installation, and accurate feedback make it a preferred choice for operators looking to enhance system control and uptime.\u003c\/p\u003e\n\u003cp data-start=\"3007\" data-end=\"3095\" class=\"\"\u003e📞 Need assistance or want to place an order? Contact our team today to get started!\u003c\/p\u003e","brand":"Topworx Switchboxes","offers":[{"title":"Default Title","offer_id":55798229696837,"sku":"TVL-R2WGNMM000006729","price":10000.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0956\/5542\/8421\/files\/Topworx_TVL_TX_Series_Switchbox_jpg_e13d113c-4f52-4574-9a7c-058286d620fc.webp?v=1759416316"},{"product_id":"topworx-limit-switch-box-tvl-r2wglmm-valve-monitor","title":"TopWorx Limit Switch Box TVL-R2WGLMM Valve Monitor","description":"\u003cp data-start=\"105\" data-end=\"469\" class=\"\"\u003eThe \u003ca href=\"https:\/\/topworxswitchbox.com\/\" rel=\"noopener\" target=\"_blank\"\u003eTopWorx\u003c\/a\u003e TVL-R2WGLMM Limit Switch Box is a compact and rugged valve monitor designed for precise and reliable feedback of quarter-turn valve positions. As part of the trusted TopWorx TVL Series, this model combines mechanical durability, IP67 protection, and universal mounting to suit a wide range of industrial automation applications.\u003c\/p\u003e\n\u003cp data-start=\"471\" data-end=\"942\" class=\"\"\u003eFitted with 2 mechanical SPDT switches and a NAMUR mounting interface, the TVL-R2WGLMM provides dependable open\/closed position indication for pneumatic actuators. Its visual dome indicator offers clear local visibility, while the glass-filled polyester housing resists corrosion and harsh environmental conditions. This valve monitor is ideal for use in oil and gas, chemical processing, food and beverage, and water treatment industries.\u003c\/p\u003e\n\u003ch4 data-start=\"944\" data-end=\"969\" class=\"\"\u003e🔑 \u003cstrong data-start=\"952\" data-end=\"969\"\u003eKey Features:\u003c\/strong\u003e\n\u003c\/h4\u003e\n\u003cp data-start=\"973\" data-end=\"1056\" class=\"\"\u003e\u003cstrong data-start=\"973\" data-end=\"1004\"\u003e2 SPDT Mechanical Switches:\u003c\/strong\u003e Delivers reliable valve position feedback signals\u003c\/p\u003e\n\u003cp data-start=\"1059\" data-end=\"1138\" class=\"\"\u003e\u003cstrong data-start=\"1059\" data-end=\"1085\"\u003eDome Visual Indicator:\u003c\/strong\u003e Provides instant open\/closed position confirmation\u003c\/p\u003e\n\u003cp data-start=\"1141\" data-end=\"1213\" class=\"\"\u003e\u003cstrong data-start=\"1141\" data-end=\"1170\"\u003eUniversal NAMUR Mounting:\u003c\/strong\u003e Compatible with most pneumatic actuators\u003c\/p\u003e\n\u003cp data-start=\"1216\" data-end=\"1286\" class=\"\"\u003e\u003cstrong data-start=\"1216\" data-end=\"1246\"\u003eIP67 Weatherproof Housing:\u003c\/strong\u003e Sealed against water and dust ingress\u003c\/p\u003e\n\u003cp data-start=\"1289\" data-end=\"1368\" class=\"\"\u003e\u003cstrong data-start=\"1289\" data-end=\"1313\"\u003eRobust Construction:\u003c\/strong\u003e Made from corrosion-resistant glass-filled polyester\u003c\/p\u003e\n\u003cp data-start=\"1371\" data-end=\"1445\" class=\"\"\u003e\u003cstrong data-start=\"1371\" data-end=\"1394\"\u003eDual Cable Entries:\u003c\/strong\u003e 2 × 1\/2” NPT conduit entries for flexible wiring\u003c\/p\u003e\n\u003cp data-start=\"1448\" data-end=\"1520\" class=\"\"\u003e\u003cstrong data-start=\"1448\" data-end=\"1468\"\u003eEasy to Install:\u003c\/strong\u003e Pre-wired and factory-tested for fast integration\u003c\/p\u003e\n\u003cp data-start=\"1523\" data-end=\"1595\" class=\"\"\u003e\u003cstrong data-start=\"1523\" data-end=\"1546\"\u003eProven Reliability:\u003c\/strong\u003e Designed for performance in harsh environments\u003c\/p\u003e\n\u003chr data-start=\"1597\" data-end=\"1600\" class=\"\"\u003e\n\u003ch3 data-start=\"1602\" data-end=\"1635\" class=\"\"\u003e📊 \u003cstrong data-start=\"1609\" data-end=\"1635\"\u003eProduct Specifications\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cdiv class=\"overflow-x-auto contain-inline-size\"\u003e\n\u003ctable data-start=\"1637\" data-end=\"2760\"\u003e\n\u003cthead data-start=\"1637\" data-end=\"1716\"\u003e\n\u003ctr data-start=\"1637\" data-end=\"1716\"\u003e\n\u003cth data-start=\"1637\" data-end=\"1670\"\u003e\u003cstrong data-start=\"1639\" data-end=\"1656\"\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth data-start=\"1670\" data-end=\"1716\"\u003e\u003cstrong data-start=\"1672\" data-end=\"1683\"\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"1796\" data-end=\"2760\"\u003e\n\u003ctr data-start=\"1796\" data-end=\"1874\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"1798\" data-end=\"1807\"\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTVL-R2WGLMM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1875\" data-end=\"1953\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"1877\" data-end=\"1893\"\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTopWorx (Emerson)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1954\" data-end=\"2032\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"1956\" data-end=\"1966\"\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTVL Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2033\" data-end=\"2111\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2035\" data-end=\"2050\"\u003eSwitch Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 × SPDT Mechanical Switches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2112\" data-end=\"2190\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2114\" data-end=\"2134\"\u003eVisual Indicator\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOpen\/Closed Dome Indicator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2191\" data-end=\"2269\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2193\" data-end=\"2215\"\u003eMounting Interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNAMUR Standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2270\" data-end=\"2348\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2272\" data-end=\"2292\"\u003eEnclosure Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP67\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2349\" data-end=\"2428\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2351\" data-end=\"2370\"\u003eConduit Entries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 × 1\/2” NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2429\" data-end=\"2507\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2431\" data-end=\"2443\"\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGlass-Filled Polyester\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2508\" data-end=\"2587\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2510\" data-end=\"2535\"\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40°C to +85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2588\" data-end=\"2666\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2590\" data-end=\"2608\"\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE, CSA, ATEX (depending on configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2667\" data-end=\"2760\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2669\" data-end=\"2692\"\u003eCommon Applications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOn\/Off Valves, Pneumatic Actuators, Industrial Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"2762\" data-end=\"2765\" class=\"\"\u003e\n\u003cp data-start=\"2767\" data-end=\"3042\" class=\"\"\u003eThe TopWorx TVL-R2WGLMM Limit Switch Box delivers the reliability and precision required for modern valve automation. Whether you're retrofitting existing valves or building a new control system, this model ensures consistent performance and reduced maintenance downtime.\u003c\/p\u003e\n\u003cp data-start=\"3044\" data-end=\"3148\" class=\"\"\u003e📞 Looking for expert advice or ready to order? Contact our team today for availability and support!\u003c\/p\u003e","brand":"Topworx Switchboxes","offers":[{"title":"Default Title","offer_id":55798229762373,"sku":"TVL-R2WGLMM","price":311.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0956\/5542\/8421\/files\/Topworx_TVL_TX_Series_Switchbox_jpg_41d313df-4b47-441f-945b-b44da5867e1b.webp?v=1759416317"},{"product_id":"topworx-limit-switch-box-tvl-r2grnpm-valve-monitor","title":"TopWorx Limit Switch Box TVL-R2GRNPM Valve Monitor","description":"\u003cp class=\"\" data-end=\"558\" data-start=\"106\"\u003eThe TopWorx TVL-R2GRNPM Limit Switch Box is engineered to provide precise and durable valve position feedback in demanding industrial environments. As part of the industry-trusted TVL Series, this valve monitor features mechanical SPDT switches, a clear visual indicator, and a robust GRP enclosure, making it a top choice for on\/off valve applications in oil \u0026amp; gas, chemical processing, water treatment, and general automation.\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"971\" data-start=\"560\"\u003eBuilt with a NAMUR-compatible mounting base and IP67 ingress protection, the TVL-R2GRNPM ensures seamless installation and long-term reliability. Its glass-reinforced polyester body offers excellent corrosion resistance, while dual conduit entries provide flexible wiring options. This model delivers clear electrical and visual feedback, ensuring operators always know valve status at a glance.\u003c\/p\u003e\n\u003chr class=\"\" data-end=\"976\" data-start=\"973\"\u003e\n\u003ch4 class=\"\" data-end=\"1003\" data-start=\"978\"\u003e🔑 \u003cstrong data-end=\"1003\" data-start=\"986\"\u003eKey Features:\u003c\/strong\u003e\n\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"1089\" data-start=\"1007\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1007\"\u003e2 SPDT Mechanical Switches:\u003c\/strong\u003e Provides dependable open\/closed position signals\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1167\" data-start=\"1092\"\u003e\u003cstrong data-end=\"1111\" data-start=\"1092\"\u003eNAMUR Mounting:\u003c\/strong\u003e Universal compatibility with most pneumatic actuators\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1236\" data-start=\"1170\"\u003e\u003cstrong data-end=\"1195\" data-start=\"1170\"\u003eClear Dome Indicator:\u003c\/strong\u003e Instantly shows valve position locally\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1302\" data-start=\"1239\"\u003e\u003cstrong data-end=\"1264\" data-start=\"1239\"\u003eIP67 Rated Enclosure:\u003c\/strong\u003e Fully sealed against water and dust\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1387\" data-start=\"1305\"\u003e\u003cstrong data-end=\"1326\" data-start=\"1305\"\u003eGRP Construction:\u003c\/strong\u003e Lightweight and corrosion-resistant for tough environments\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1460\" data-start=\"1390\"\u003e\u003cstrong data-end=\"1415\" data-start=\"1390\"\u003eDual Conduit Entries:\u003c\/strong\u003e 2 × 1\/2” NPT for flexible cable management\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1533\" data-start=\"1463\"\u003e\u003cstrong data-end=\"1490\" data-start=\"1463\"\u003eWide Temperature Range:\u003c\/strong\u003e Reliable performance from -40°C to +85°C\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1592\" data-start=\"1536\"\u003e\u003cstrong data-end=\"1558\" data-start=\"1536\"\u003eFactory Pre-Wired:\u003c\/strong\u003e For quick and easy installation\u003c\/p\u003e\n\u003chr class=\"\" data-end=\"1597\" data-start=\"1594\"\u003e\n\u003ch3 class=\"\" data-end=\"1632\" data-start=\"1599\"\u003e📊 \u003cstrong data-end=\"1632\" data-start=\"1606\"\u003eProduct Specifications\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cdiv class=\"overflow-x-auto contain-inline-size\"\u003e\n\u003ctable data-end=\"2755\" data-start=\"1634\"\u003e\n\u003cthead data-end=\"1713\" data-start=\"1634\"\u003e\n\u003ctr data-end=\"1713\" data-start=\"1634\"\u003e\n\u003cth data-end=\"1667\" data-start=\"1634\"\u003e\u003cstrong data-end=\"1653\" data-start=\"1636\"\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth data-end=\"1713\" data-start=\"1667\"\u003e\u003cstrong data-end=\"1680\" data-start=\"1669\"\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-end=\"2755\" data-start=\"1793\"\u003e\n\u003ctr data-end=\"1871\" data-start=\"1793\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"1804\" data-start=\"1795\"\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTVL-R2GRNPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"1950\" data-start=\"1872\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"1890\" data-start=\"1874\"\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTopWorx (Emerson)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2029\" data-start=\"1951\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"1963\" data-start=\"1953\"\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTVL Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2108\" data-start=\"2030\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2047\" data-start=\"2032\"\u003eSwitch Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 × SPDT Mechanical Switches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2187\" data-start=\"2109\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2131\" data-start=\"2111\"\u003eVisual Indicator\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOpen\/Closed Dome Indicator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2266\" data-start=\"2188\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2212\" data-start=\"2190\"\u003eMounting Interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNAMUR Standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2345\" data-start=\"2267\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2289\" data-start=\"2269\"\u003eEnclosure Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP67\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2424\" data-start=\"2346\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2360\" data-start=\"2348\"\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGlass Reinforced Polyester (GRP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2504\" data-start=\"2425\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2446\" data-start=\"2427\"\u003eConduit Entries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 × 1\/2” NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2584\" data-start=\"2505\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2532\" data-start=\"2507\"\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40°C to +85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2663\" data-start=\"2585\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2605\" data-start=\"2587\"\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE, CSA, ATEX (depending on config)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2755\" data-start=\"2664\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2679\" data-start=\"2666\"\u003eIdeal For\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePneumatic Actuators, Process Valves, General Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003chr class=\"\" data-end=\"2760\" data-start=\"2757\"\u003e\n\u003cp class=\"\" data-end=\"3044\" data-start=\"2762\"\u003eThe TopWorx TVL-R2GRNPM delivers proven field performance and installation flexibility, making it a smart investment for any valve automation system. Its rugged design ensures continuous operation in even the harshest settings—minimizing downtime and maximising control.\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"3147\" data-start=\"3046\"\u003e📦 Need help choosing the right switchbox? Contact us today for expert support and fast delivery!\u003c\/p\u003e","brand":"Topworx Switchboxes","offers":[{"title":"Default Title","offer_id":55798229795141,"sku":"TVL-R2GRNPM","price":276.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0956\/5542\/8421\/files\/Topworx_TVL_TX_Series_Switchbox_jpg_399969ad-d93d-437a-89ea-b1dbba53088d.webp?v=1759416318"},{"product_id":"topworx-limit-switch-box-tvl-r2grnem1a11-valve-monitor","title":"TopWorx Limit Switch Box TVL-R2GRNEM1A11 Valve Monitor","description":"\u003cp data-start=\"123\" data-end=\"606\" class=\"\"\u003eThe TopWorx TVL-R2GRNEM1A11 Limit Switch Box offers advanced valve position monitoring with non-contact proximity sensors, ensuring long-lasting reliability and precision in harsh industrial environments. This model from the TopWorx TVL Series is specifically engineered for use in pneumatic on\/off valve applications, delivering durable performance in industries such as chemical processing, oil \u0026amp; gas, wastewater treatment, and power generation.\u003c\/p\u003e\n\u003cp data-start=\"608\" data-end=\"1006\" class=\"\"\u003eEquipped with dual proximity sensors (inductive) and a NAMUR-standard mounting interface, the TVL-R2GRNEM1A11 provides accurate open\/closed feedback while reducing wear and extending service life. Housed in a corrosion-resistant GRP enclosure with IP67 environmental protection, this valve monitor is suitable for both indoor and outdoor use—even in the most challenging conditions.\u003c\/p\u003e\n\u003chr data-start=\"1008\" data-end=\"1011\" class=\"\"\u003e\n\u003ch4 data-start=\"1013\" data-end=\"1038\" class=\"\"\u003e🔑 \u003cstrong data-start=\"1021\" data-end=\"1038\"\u003eKey Features:\u003c\/strong\u003e\n\u003c\/h4\u003e\n\u003cp data-start=\"1042\" data-end=\"1137\" class=\"\"\u003e\u003cstrong data-start=\"1042\" data-end=\"1074\"\u003eInductive Proximity Sensors:\u003c\/strong\u003e Contactless detection for enhanced longevity and reliability\u003c\/p\u003e\n\u003cp data-start=\"1140\" data-end=\"1222\" class=\"\"\u003e\u003cstrong data-start=\"1140\" data-end=\"1169\"\u003eNAMUR Mounting Interface:\u003c\/strong\u003e Universal fit for quarter-turn pneumatic actuators\u003c\/p\u003e\n\u003cp data-start=\"1225\" data-end=\"1296\" class=\"\"\u003e\u003cstrong data-start=\"1225\" data-end=\"1250\"\u003eClear Dome Indicator:\u003c\/strong\u003e Easy local identification of valve position\u003c\/p\u003e\n\u003cp data-start=\"1299\" data-end=\"1376\" class=\"\"\u003e\u003cstrong data-start=\"1299\" data-end=\"1319\"\u003eIP67 Protection:\u003c\/strong\u003e Resistant to water, dust, and harsh weather conditions\u003c\/p\u003e\n\u003cp data-start=\"1379\" data-end=\"1456\" class=\"\"\u003e\u003cstrong data-start=\"1379\" data-end=\"1418\"\u003eGlass-Reinforced Polyester Housing:\u003c\/strong\u003e Corrosion-resistant and lightweight\u003c\/p\u003e\n\u003cp data-start=\"1459\" data-end=\"1544\" class=\"\"\u003e\u003cstrong data-start=\"1459\" data-end=\"1493\"\u003eDual 1\/2” NPT Conduit Entries:\u003c\/strong\u003e Flexible wiring options for seamless integration\u003c\/p\u003e\n\u003cp data-start=\"1547\" data-end=\"1609\" class=\"\"\u003e\u003cstrong data-start=\"1547\" data-end=\"1578\"\u003eWide Temperature Tolerance:\u003c\/strong\u003e Operates from -40°C to +85°C\u003c\/p\u003e\n\u003cp data-start=\"1612\" data-end=\"1695\" class=\"\"\u003e\u003cstrong data-start=\"1612\" data-end=\"1638\"\u003eFactory Preconfigured:\u003c\/strong\u003e Simplifies installation and reduces commissioning time\u003c\/p\u003e\n\u003chr data-start=\"1697\" data-end=\"1700\" class=\"\"\u003e\n\u003ch3 data-start=\"1702\" data-end=\"1735\" class=\"\"\u003e📊 \u003cstrong data-start=\"1709\" data-end=\"1735\"\u003eProduct Specifications\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cdiv class=\"overflow-x-auto contain-inline-size\"\u003e\n\u003ctable data-start=\"1737\" data-end=\"2869\"\u003e\n\u003cthead data-start=\"1737\" data-end=\"1816\"\u003e\n\u003ctr data-start=\"1737\" data-end=\"1816\"\u003e\n\u003cth data-start=\"1737\" data-end=\"1770\"\u003e\u003cstrong data-start=\"1739\" data-end=\"1756\"\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth data-start=\"1770\" data-end=\"1816\"\u003e\u003cstrong data-start=\"1772\" data-end=\"1783\"\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"1896\" data-end=\"2869\"\u003e\n\u003ctr data-start=\"1896\" data-end=\"1975\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"1898\" data-end=\"1907\"\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTVL-R2GRNEM1A11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1976\" data-end=\"2054\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"1978\" data-end=\"1994\"\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTopWorx (Emerson)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2055\" data-end=\"2133\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2057\" data-end=\"2067\"\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTVL Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2134\" data-end=\"2212\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2136\" data-end=\"2151\"\u003eSwitch Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 × Inductive Proximity Sensors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2213\" data-end=\"2291\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2215\" data-end=\"2235\"\u003eVisual Indicator\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDome-Style Open\/Closed Indicator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2292\" data-end=\"2370\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2294\" data-end=\"2316\"\u003eMounting Interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNAMUR Standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2371\" data-end=\"2449\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2373\" data-end=\"2393\"\u003eEnclosure Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP67\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2450\" data-end=\"2528\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2452\" data-end=\"2464\"\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGlass Reinforced Polyester (GRP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2529\" data-end=\"2608\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2531\" data-end=\"2550\"\u003eConduit Entries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 × 1\/2” NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2609\" data-end=\"2688\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2611\" data-end=\"2636\"\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40°C to +85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2689\" data-end=\"2767\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2691\" data-end=\"2709\"\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE, CSA, ATEX (subject to variant)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2768\" data-end=\"2869\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2770\" data-end=\"2794\"\u003eTypical Applications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eValve Automation, Hazardous Environments, General Process Control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"2871\" data-end=\"2874\" class=\"\"\u003e\n\u003cp data-start=\"2876\" data-end=\"3202\" class=\"\"\u003eThe TopWorx TVL-R2GRNEM1A11 delivers contactless, high-accuracy feedback in a rugged design built to withstand aggressive industrial settings. If you're looking to increase reliability, reduce maintenance, and streamline valve automation, this is a top-tier solution from one of the most trusted names in the industry.\u003c\/p\u003e\n\u003cp data-start=\"3204\" data-end=\"3297\" class=\"\"\u003e📞 Need expert advice or fast dispatch? Reach out to our team today – we're here to help!\u003c\/p\u003e","brand":"Topworx Switchboxes","offers":[{"title":"Default Title","offer_id":55798229893445,"sku":"TVL-R2GRNEM1A11","price":508.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0956\/5542\/8421\/files\/Topworx_TVL_TX_Series_Switchbox_jpg_75b12850-9b1d-415b-a7d9-8eb18a33ae56.webp?v=1759416318"},{"product_id":"topworx-limit-switch-box-tvl-r2ggnpm7a1-valve-monitor","title":"TopWorx Limit Switch Box TVL-R2GGNPM7A1 Valve Monitor","description":"\u003cp class=\"\" data-end=\"642\" data-start=\"117\"\u003eThe TopWorx TVL-R2GGNPM7A1 Limit Switch Box is a high-performance, heavy-duty valve monitor equipped with GO™ Switch proximity sensors, offering unparalleled durability and reliability for valve automation in the most challenging environments. Part of the versatile TVL Series by TopWorx (\u003ca rel=\"noopener\" href=\"https:\/\/www.emerson.com\/en-gb\/automation\/topworx\" target=\"_blank\"\u003eEmerson\u003c\/a\u003e), this model combines rugged enclosure protection, clear visual indication, and long-life sensing technology to deliver exceptional performance in applications that demand accuracy and resilience.\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1036\" data-start=\"644\"\u003eDesigned with a NAMUR-standard mounting base, IP67-rated enclosure, and 2 GO™ proximity switches, the TVL-R2GGNPM7A1 is ideal for harsh industrial settings, including oil \u0026amp; gas, chemical processing, marine, mining, and utilities. GO™ Switches are renowned for operating in extreme temperatures, vibration, and corrosive atmospheres without losing accuracy.\u003c\/p\u003e\n\u003chr class=\"\" data-end=\"1041\" data-start=\"1038\"\u003e\n\u003ch4 class=\"\" data-end=\"1068\" data-start=\"1043\"\u003e🔑 \u003cstrong data-end=\"1068\" data-start=\"1051\"\u003eKey Features:\u003c\/strong\u003e\n\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"1179\" data-start=\"1072\"\u003e\u003cstrong data-end=\"1101\" data-start=\"1072\"\u003e2 GO™ Proximity Switches:\u003c\/strong\u003e Non-contact, long-life feedback switches for precise open\/closed indication\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1279\" data-start=\"1182\"\u003e\u003cstrong data-end=\"1212\" data-start=\"1182\"\u003eVisual Position Indicator:\u003c\/strong\u003e Dome-style indicator offers easy on-site valve status visibility\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1365\" data-start=\"1282\"\u003e\u003cstrong data-end=\"1311\" data-start=\"1282\"\u003eNAMUR Mounting Interface:\u003c\/strong\u003e Standardised mounting fits most pneumatic actuators\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1441\" data-start=\"1368\"\u003e\u003cstrong data-end=\"1387\" data-start=\"1368\"\u003eIP67 Enclosure:\u003c\/strong\u003e Fully sealed to protect from dust and water ingress\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1547\" data-start=\"1444\"\u003e\u003cstrong data-end=\"1468\" data-start=\"1444\"\u003eHeavy-Duty GRP Body:\u003c\/strong\u003e Glass-reinforced polyester housing resists corrosion, chemicals, and impacts\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1634\" data-start=\"1550\"\u003e\u003cstrong data-end=\"1584\" data-start=\"1550\"\u003eDual 1\/2” NPT Conduit Entries:\u003c\/strong\u003e Allows flexible wiring and installation options\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1733\" data-start=\"1637\"\u003e\u003cstrong data-end=\"1660\" data-start=\"1637\"\u003eExtreme Durability:\u003c\/strong\u003e GO™ switches function in vibration, moisture, and extreme temperatures\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"1807\" data-start=\"1736\"\u003e\u003cstrong data-end=\"1761\" data-start=\"1736\"\u003eWide Operating Range:\u003c\/strong\u003e Withstands environments from -40°C to +85°C\u003c\/p\u003e\n\u003chr class=\"\" data-end=\"1812\" data-start=\"1809\"\u003e\n\u003ch3 class=\"\" data-end=\"1847\" data-start=\"1814\"\u003e📊 \u003cstrong data-end=\"1847\" data-start=\"1821\"\u003eProduct Specifications\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cdiv class=\"overflow-x-auto contain-inline-size\"\u003e\n\u003ctable data-end=\"2993\" data-start=\"1849\"\u003e\n\u003cthead data-end=\"1928\" data-start=\"1849\"\u003e\n\u003ctr data-end=\"1928\" data-start=\"1849\"\u003e\n\u003cth data-end=\"1882\" data-start=\"1849\"\u003e\u003cstrong data-end=\"1868\" data-start=\"1851\"\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth data-end=\"1928\" data-start=\"1882\"\u003e\u003cstrong data-end=\"1895\" data-start=\"1884\"\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-end=\"2993\" data-start=\"2008\"\u003e\n\u003ctr data-end=\"2087\" data-start=\"2008\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2019\" data-start=\"2010\"\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTVL-R2GGNPM7A1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2166\" data-start=\"2088\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2106\" data-start=\"2090\"\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTopWorx (Emerson)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2245\" data-start=\"2167\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2179\" data-start=\"2169\"\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTVL Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2324\" data-start=\"2246\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2263\" data-start=\"2248\"\u003eSwitch Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 × GO™ Proximity Switches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2403\" data-start=\"2325\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2347\" data-start=\"2327\"\u003eVisual Indicator\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDome-Style Open\/Closed Indicator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2482\" data-start=\"2404\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2428\" data-start=\"2406\"\u003eMounting Interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNAMUR Standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2561\" data-start=\"2483\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2505\" data-start=\"2485\"\u003eEnclosure Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP67\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2640\" data-start=\"2562\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2576\" data-start=\"2564\"\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGlass Reinforced Polyester (GRP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2720\" data-start=\"2641\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2662\" data-start=\"2643\"\u003eConduit Entries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 × 1\/2” NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2800\" data-start=\"2721\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2748\" data-start=\"2723\"\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40°C to +85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2879\" data-start=\"2801\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2821\" data-start=\"2803\"\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE, CSA, ATEX (depending on configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"2993\" data-start=\"2880\"\u003e\n\u003ctd\u003e\u003cstrong data-end=\"2904\" data-start=\"2882\"\u003eIdeal Applications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eValve Automation, Hazardous Locations, Harsh Environments, Process Industries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003chr class=\"\" data-end=\"2998\" data-start=\"2995\"\u003e\n\u003cp class=\"\" data-end=\"3322\" data-start=\"3000\"\u003eThe TopWorx TVL-R2GGNPM7A1 sets the standard for valve feedback in tough industrial environments, offering rugged dependability and precision sensing where standard mechanical switches may fail. Backed by the proven quality of GO™ Switch technology and TopWorx engineering, this valve monitor is built to last.\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"3451\" data-start=\"3324\"\u003e📦 Need help with selection or availability? Get in touch with our team today for expert support and fast delivery options!\u003c\/p\u003e","brand":"Topworx Switchboxes","offers":[{"title":"Default Title","offer_id":55798230057285,"sku":"TVL-R2GGNPM7A1","price":10000.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0956\/5542\/8421\/files\/Topworx_TVL_TX_Series_Switchbox_jpg_93a0f3a8-50cb-47a5-89bb-c4e207e56608.webp?v=1759416319"},{"product_id":"topworx-limit-switch-box-tvl-r2ggnpm1a1-valve-monitor","title":"TopWorx Limit Switch Box TVL-R2GGNPM1A1 Valve Monitor","description":"\u003cp data-start=\"112\" data-end=\"585\" class=\"\"\u003eThe TopWorx TVL-R2GGNPM1A1 Limit Switch Box is a compact yet heavy-duty valve monitor, equipped with GO™ proximity switches to provide exceptional valve position feedback in some of the harshest industrial environments. Designed as part of the TopWorx TVL Series, this model is ideal for use with quarter-turn pneumatic actuators, offering precise and contactless open\/closed feedback in applications where reliability and durability are non-negotiable.\u003c\/p\u003e\n\u003cp data-start=\"587\" data-end=\"1012\" class=\"\"\u003eBuilt with a glass-reinforced polyester (GRP) housing, IP67 ingress protection, and NAMUR mounting interface, the TVL-R2GGNPM1A1 is well-suited for environments like oil \u0026amp; gas, chemical plants, mining, marine, and wastewater facilities. Its dual GO™ SPDT proximity switches are known for their long service life and resistance to extreme conditions like vibration, moisture, and corrosion.\u003c\/p\u003e\n\u003chr data-start=\"1014\" data-end=\"1017\" class=\"\"\u003e\n\u003ch4 data-start=\"1019\" data-end=\"1044\" class=\"\"\u003e🔑 \u003cstrong data-start=\"1027\" data-end=\"1044\"\u003eKey Features:\u003c\/strong\u003e\n\u003c\/h4\u003e\n\u003cp data-start=\"1048\" data-end=\"1149\" class=\"\"\u003e\u003cstrong data-start=\"1048\" data-end=\"1079\"\u003e2 × \u003ca rel=\"noopener\" href=\"https:\/\/www.emerson.com\/en-gb\/automation\/brands\/topworx\/topworx-go-switch-proximity-sensor\" target=\"_blank\"\u003eGO™ Proximity Switches\u003c\/a\u003e:\u003c\/strong\u003e SPDT contactless switches for long-lasting, high-precision feedback\u003c\/p\u003e\n\u003cp data-start=\"1152\" data-end=\"1226\" class=\"\"\u003e\u003cstrong data-start=\"1152\" data-end=\"1178\"\u003eVisual Dome Indicator:\u003c\/strong\u003e Clearly displays valve position (open\/closed)\u003c\/p\u003e\n\u003cp data-start=\"1229\" data-end=\"1314\" class=\"\"\u003e\u003cstrong data-start=\"1229\" data-end=\"1258\"\u003eUniversal NAMUR Mounting:\u003c\/strong\u003e Quick and compatible fit for most pneumatic actuators\u003c\/p\u003e\n\u003cp data-start=\"1317\" data-end=\"1394\" class=\"\"\u003e\u003cstrong data-start=\"1317\" data-end=\"1343\"\u003eIP67 Enclosure Rating:\u003c\/strong\u003e Waterproof and dust-tight for maximum protection\u003c\/p\u003e\n\u003cp data-start=\"1397\" data-end=\"1487\" class=\"\"\u003e\u003cstrong data-start=\"1397\" data-end=\"1426\"\u003eDurable GRP Construction:\u003c\/strong\u003e Lightweight yet corrosion-resistant for tough environments\u003c\/p\u003e\n\u003cp data-start=\"1490\" data-end=\"1562\" class=\"\"\u003e\u003cstrong data-start=\"1490\" data-end=\"1513\"\u003eDual Cable Entries:\u003c\/strong\u003e 2 × 1\/2” NPT conduit ports for flexible wiring\u003c\/p\u003e\n\u003cp data-start=\"1565\" data-end=\"1636\" class=\"\"\u003e\u003cstrong data-start=\"1565\" data-end=\"1596\"\u003eWide Temperature Tolerance:\u003c\/strong\u003e Operates reliably from -40°C to +85°C\u003c\/p\u003e\n\u003cp data-start=\"1639\" data-end=\"1724\" class=\"\"\u003e\u003cstrong data-start=\"1639\" data-end=\"1668\"\u003eField-Proven Performance:\u003c\/strong\u003e Built for high cycle rates and demanding applications\u003c\/p\u003e\n\u003chr data-start=\"1726\" data-end=\"1729\" class=\"\"\u003e\n\u003ch3 data-start=\"1731\" data-end=\"1764\" class=\"\"\u003e📊 \u003cstrong data-start=\"1738\" data-end=\"1764\"\u003eProduct Specifications\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cdiv class=\"overflow-x-auto contain-inline-size\"\u003e\n\u003ctable data-start=\"1766\" data-end=\"2906\"\u003e\n\u003cthead data-start=\"1766\" data-end=\"1845\"\u003e\n\u003ctr data-start=\"1766\" data-end=\"1845\"\u003e\n\u003cth data-start=\"1766\" data-end=\"1799\"\u003e\u003cstrong data-start=\"1768\" data-end=\"1785\"\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth data-start=\"1799\" data-end=\"1845\"\u003e\u003cstrong data-start=\"1801\" data-end=\"1812\"\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"1925\" data-end=\"2906\"\u003e\n\u003ctr data-start=\"1925\" data-end=\"2004\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"1927\" data-end=\"1936\"\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTVL-R2GGNPM1A1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2005\" data-end=\"2083\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2007\" data-end=\"2023\"\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTopWorx (Emerson)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2084\" data-end=\"2162\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2086\" data-end=\"2096\"\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTVL Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2163\" data-end=\"2241\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2165\" data-end=\"2180\"\u003eSwitch Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 × GO™ SPDT Proximity Switches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2242\" data-end=\"2320\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2244\" data-end=\"2264\"\u003eVisual Indicator\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDome-Style Open\/Closed Indicator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2321\" data-end=\"2399\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2323\" data-end=\"2345\"\u003eMounting Interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNAMUR Standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2400\" data-end=\"2478\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2402\" data-end=\"2422\"\u003eEnclosure Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP67\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2479\" data-end=\"2557\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2481\" data-end=\"2493\"\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGlass-Reinforced Polyester (GRP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2558\" data-end=\"2637\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2560\" data-end=\"2579\"\u003eConduit Entries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 × 1\/2” NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2638\" data-end=\"2717\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2640\" data-end=\"2665\"\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40°C to +85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2718\" data-end=\"2796\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2720\" data-end=\"2738\"\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE, CSA, ATEX (varies by configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2797\" data-end=\"2906\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2799\" data-end=\"2815\"\u003eApplications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePneumatic Valves, Hazardous Areas, Process Control, Outdoor Installations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"2908\" data-end=\"2911\" class=\"\"\u003e\n\u003cp data-start=\"2913\" data-end=\"3186\" class=\"\"\u003eThe TopWorx TVL-R2GGNPM1A1 is built for engineers and operators who demand accuracy, ruggedness, and long-term reliability. With GO™ Switches at its core, it provides worry-free valve position monitoring even in the most aggressive and unpredictable conditions.\u003c\/p\u003e\n\u003cp data-start=\"3188\" data-end=\"3331\" class=\"\"\u003e📞 Need expert advice or fast delivery? Get in touch with our team today – we’ll help you get the right valve monitor for your application!\u003c\/p\u003e","brand":"Topworx Switchboxes","offers":[{"title":"Default Title","offer_id":55798230122821,"sku":"TVL-R2GGNPM1A1","price":451.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0956\/5542\/8421\/files\/Topworx_TVL_TX_Series_Switchbox_jpg_d69b108a-0068-4ff7-a7a6-e4e6dd2471ee.webp?v=1759416321"},{"product_id":"topworx-limit-switch-box-tvl-r2ggnpm-valve-monitor","title":"TopWorx Limit Switch Box TVL-R2GGNPM Valve Monitor","description":"\u003cp data-start=\"111\" data-end=\"528\" class=\"\"\u003eThe TopWorx TVL-R2GGNPM Limit Switch Box is a high-performance, weatherproof valve monitor built to deliver reliable position feedback in the harshest industrial environments. Equipped with dual GO™ proximity switches, this model is part of the trusted TopWorx TVL Series, known for combining precision, rugged construction, and long-term reliability for use with quarter-turn pneumatic actuators.\u003c\/p\u003e\n\u003cp data-start=\"530\" data-end=\"926\" class=\"\"\u003eDesigned for demanding sectors such as oil \u0026amp; gas, chemical processing, power generation, and marine operations, the TVL-R2GGNPM features IP67 ingress protection, a NAMUR-compatible mounting base, and a GRP (glass-reinforced polyester) enclosure. The GO™ switches provide non-contact switching with high durability, eliminating wear and tear from mechanical components.\u003c\/p\u003e\n\u003chr data-start=\"928\" data-end=\"931\" class=\"\"\u003e\n\u003ch4 data-start=\"933\" data-end=\"958\" class=\"\"\u003e🔑 \u003cstrong data-start=\"941\" data-end=\"958\"\u003eKey Features:\u003c\/strong\u003e\n\u003c\/h4\u003e\n\u003cp data-start=\"962\" data-end=\"1067\" class=\"\"\u003e\u003cstrong data-start=\"962\" data-end=\"1000\"\u003e2 × GO™ Proximity Switches (SPDT):\u003c\/strong\u003e Delivers accurate and long-lasting open\/closed position feedback\u003c\/p\u003e\n\u003cp data-start=\"1070\" data-end=\"1143\" class=\"\"\u003e\u003cstrong data-start=\"1070\" data-end=\"1096\"\u003eVisual Dome Indicator:\u003c\/strong\u003e Instant on-site visibility of valve position\u003c\/p\u003e\n\u003cp data-start=\"1146\" data-end=\"1221\" class=\"\"\u003e\u003cstrong data-start=\"1146\" data-end=\"1175\"\u003eNAMUR Mounting Interface:\u003c\/strong\u003e Fits standard pneumatic actuators with ease\u003c\/p\u003e\n\u003cp data-start=\"1224\" data-end=\"1311\" class=\"\"\u003e\u003cstrong data-start=\"1224\" data-end=\"1243\"\u003eIP67 Enclosure:\u003c\/strong\u003e Fully sealed for protection against water, dust, and contaminants\u003c\/p\u003e\n\u003cp data-start=\"1314\" data-end=\"1406\" class=\"\"\u003e\u003cstrong data-start=\"1314\" data-end=\"1350\"\u003eCorrosion-Resistant GRP Housing:\u003c\/strong\u003e Lightweight yet durable, ideal for harsh environments\u003c\/p\u003e\n\u003cp data-start=\"1409\" data-end=\"1487\" class=\"\"\u003e\u003cstrong data-start=\"1409\" data-end=\"1434\"\u003eDual Conduit Entries:\u003c\/strong\u003e 2 × 1\/2” NPT for flexible and secure cable routing\u003c\/p\u003e\n\u003cp data-start=\"1490\" data-end=\"1594\" class=\"\"\u003e\u003cstrong data-start=\"1490\" data-end=\"1516\"\u003eExtended Service Life:\u003c\/strong\u003e GO™ switches thrive in extreme temperatures and high-vibration applications\u003c\/p\u003e\n\u003cp data-start=\"1597\" data-end=\"1675\" class=\"\"\u003e\u003cstrong data-start=\"1597\" data-end=\"1622\"\u003eWide Operating Range:\u003c\/strong\u003e From -40°C to +85°C for versatility in any setting\u003c\/p\u003e\n\u003chr data-start=\"1677\" data-end=\"1680\" class=\"\"\u003e\n\u003ch3 data-start=\"1682\" data-end=\"1715\" class=\"\"\u003e📊 \u003cstrong data-start=\"1689\" data-end=\"1715\"\u003eProduct Specifications\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cdiv class=\"overflow-x-auto contain-inline-size\"\u003e\n\u003ctable data-start=\"1717\" data-end=\"2861\"\u003e\n\u003cthead data-start=\"1717\" data-end=\"1796\"\u003e\n\u003ctr data-start=\"1717\" data-end=\"1796\"\u003e\n\u003cth data-start=\"1717\" data-end=\"1750\"\u003e\u003cstrong data-start=\"1719\" data-end=\"1736\"\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth data-start=\"1750\" data-end=\"1796\"\u003e\u003cstrong data-start=\"1752\" data-end=\"1763\"\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"1876\" data-end=\"2861\"\u003e\n\u003ctr data-start=\"1876\" data-end=\"1954\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"1878\" data-end=\"1887\"\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTVL-R2GGNPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1955\" data-end=\"2033\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"1957\" data-end=\"1973\"\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTopWorx (Emerson)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2034\" data-end=\"2112\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2036\" data-end=\"2046\"\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTVL Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2113\" data-end=\"2191\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2115\" data-end=\"2130\"\u003eSwitch Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 × GO™ SPDT Proximity Switches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2192\" data-end=\"2270\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2194\" data-end=\"2214\"\u003eVisual Indicator\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDome-Style Open\/Closed Indicator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2271\" data-end=\"2349\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2273\" data-end=\"2295\"\u003eMounting Interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNAMUR Standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2350\" data-end=\"2428\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2352\" data-end=\"2372\"\u003eEnclosure Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP67\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2429\" data-end=\"2507\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2431\" data-end=\"2443\"\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGlass-Reinforced Polyester (GRP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2508\" data-end=\"2587\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2510\" data-end=\"2529\"\u003eConduit Entries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 × 1\/2” NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2588\" data-end=\"2667\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2590\" data-end=\"2615\"\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40°C to +85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2668\" data-end=\"2746\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2670\" data-end=\"2688\"\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE, CSA, ATEX (depending on config)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2747\" data-end=\"2861\"\u003e\n\u003ctd\u003e\u003cstrong data-start=\"2749\" data-end=\"2765\"\u003eApplications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eValve Automation, Hazardous Locations, On\/Off Actuators, Outdoor Installations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"2863\" data-end=\"2866\" class=\"\"\u003e\n\u003cp data-start=\"2868\" data-end=\"3136\" class=\"\"\u003eThe \u003ca href=\"https:\/\/www.emerson.com\/en-gb\/automation\/topworx\" rel=\"noopener\" target=\"_blank\"\u003eTopWorx TVL-R2GGNPM\u003c\/a\u003e delivers industry-leading durability and performance with the added benefit of GO™ Switch reliability. It's the ideal solution for engineers looking to minimise downtime and maximise valve feedback precision in mission-critical systems.\u003c\/p\u003e\n\u003cp data-start=\"3138\" data-end=\"3247\" class=\"\"\u003e📦 Need help or ready to order? Contact our team today for expert guidance and same-day dispatch options!\u003c\/p\u003e","brand":"Topworx Switchboxes","offers":[{"title":"Default Title","offer_id":55798230155589,"sku":"TVL-R2GGNPM","price":276.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0956\/5542\/8421\/files\/Topworx_TVL_TX_Series_Switchbox_jpg_5651423a-4339-4f41-a2d9-96620c4493f2.webp?v=1759416321"},{"product_id":"topworx-limit-switch-box-tvl-r2ggnem1a1-valve-monitor","title":"TopWorx Limit Switch Box TVL-R2GGNEM1A1 Valve Monitor","description":"\u003cp\u003e\u003c\/p\u003e","brand":"Topworx Switchboxes","offers":[{"title":"Default Title","offer_id":55798230221125,"sku":"TVL-R2GGNEM1A1","price":451.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0956\/5542\/8421\/files\/Topworx_TVL_TX_Series_Switchbox_jpg_3290e9ff-dabd-4e3d-aa72-3a5c1340cbf9.webp?v=1759416322"},{"product_id":"topworx-limit-switch-box-tvl-r2ggnem-valve-monitor","title":"TopWorx Limit Switch Box TVL-R2GGNEM Valve Monitor","description":"\u003cp\u003e\u003c\/p\u003e","brand":"Topworx Switchboxes","offers":[{"title":"Default Title","offer_id":55798230253893,"sku":"TVL-R2GGNEM","price":276.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0956\/5542\/8421\/files\/Topworx_TVL_TX_Series_Switchbox_jpg_9874f771-c854-4a19-b703-2a7bf23c9328.webp?v=1759416323"},{"product_id":"topworx-limit-switch-box-tvl-r2gglpm-valve-monitor","title":"TopWorx Limit Switch Box TVL-R2GGLPM Valve Monitor","description":"\u003cp\u003e\u003c\/p\u003e","brand":"Topworx Switchboxes","offers":[{"title":"Default Title","offer_id":55798230319429,"sku":"TVL-R2GGLPM","price":311.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0956\/5542\/8421\/files\/Topworx_TVL_TX_Series_Switchbox_jpg_d2a8c321-a3e2-403d-be1d-33cd31c125c1.webp?v=1759416324"},{"product_id":"topworx-limit-switch-box-tvl-r2gglmm-valve-monitor","title":"TopWorx Limit Switch Box TVL-R2GGLMM Valve Monitor","description":"\u003cp\u003e\u003c\/p\u003e","brand":"Topworx Switchboxes","offers":[{"title":"Default Title","offer_id":55798230384965,"sku":"TVL-R2GGLMM","price":311.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0956\/5542\/8421\/files\/Topworx_TVL_TX_Series_Switchbox_jpg_1821e254-32fb-4268-9a17-ef318dd3fa7b.webp?v=1759416325"},{"product_id":"topworx-limit-switch-box-tvl-r22gnpm2a1-valve-monitor","title":"TopWorx Limit Switch Box TVL-R22GNPM2A1 Valve 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