{"product_id":"sit-440-d3-manual-gas-safety-control-valve","title":"SIT 440 D3 — Manual Gas Safety Control Valve","description":"\u003cdiv\u003e\n\u003ch4\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe SIT 440 D3 is a compact, manual gas safety control valve featuring a \u003cstrong\u003ethermoelectric flame failure device\u003c\/strong\u003e and an \u003cstrong\u003eadjustable pilot outlet\u003c\/strong\u003e. It’s designed for heaters, ovens, barbecues, and commercial kitchen appliances that require reliable flame supervision and compliant gas control.\u003c\/p\u003e\n\u003ch4 id=\"keyfeatures\"\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eThermoelectric safety shutdown (flame failure device) to interrupt gas flow if the pilot flame is lost.\u003c\/li\u003e\n\u003cli\u003ePilot outlet with flow adjustment screw for precise pilot flame control.\u003c\/li\u003e\n\u003cli\u003eThermocouple connection: M9×1; pilot connection options: Ø 6 mm or Ø 4 mm \/ M10×1.\u003c\/li\u003e\n\u003cli\u003eOptional M18×1 thread beneath push‑button.\u003c\/li\u003e\n\u003cli\u003eSuitable for any mounting position; compact dimensions for tight installs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 id=\"technicalspecifications\"\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInlet\/Outlet Connections:\u003c\/strong\u003e Rp 1\/2″ (ISO 7) standard; Rp 3\/4″ available on request.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Inlet Pressure:\u003c\/strong\u003e 50 mbar.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmbient Temperature Range:\u003c\/strong\u003e 0–80 °C.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermocouple:\u003c\/strong\u003e M9×1; \u003cstrong\u003ePilot connection:\u003c\/strong\u003e Ø 6 mm or Ø 4 mm \/ M10×1.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow Rates (Δp = 5 mbar):\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e½″: Family I 10.7 m³\/h; Family II 10.0 m³\/h; Family III 5.8 kg\/h.\u003c\/li\u003e\n\u003cli\u003e¾″: Family I 13.1 m³\/h; Family II 12.2 m³\/h; Family III 7.1 kg\/h.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Approx. 77 mm length × 38.5 mm body width.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e ~0.393 kg.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards\/Compliance:\u003c\/strong\u003e EN 125 (Flame supervision devices for gas‑burning appliances).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 id=\"typicalapplications\"\u003eTypical Applications\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eCommercial and domestic gas appliances requiring flame supervision: heaters, ovens, barbecues, and commercial deep fryers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"SIT","offers":[{"title":"Default Title","offer_id":55997687955835,"sku":"SIT440D3","price":222.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/5796\/6882\/files\/440D3Pilotvalve.jpg?v=1778859241","url":"https:\/\/www.undercontrol.co.uk\/products\/sit-440-d3-manual-gas-safety-control-valve","provider":"Under Control Instruments ","version":"1.0","type":"link"}