{"product_id":"l145-40f-nordyne-limit-switch-626408","title":"231807 Suburban limit switch L190-40F","description":"\u003ch1\u003e231807 Suburban limit switch L190-40F \u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003eThe Suburban 231807 Limit Switch (\u003cstrong\u003eL190‑40F\u003c\/strong\u003e) is an OEM‑style high‑temperature safety switch used in Suburban RV furnaces. This auto‑reset switch opens the circuit when the furnace reaches its 190°F limit and recloses after cooling by 40°F, protecting the heat exchanger and internal components from overheating. The L190‑40F rating ensures correct replacement when matching factory specifications for compatible Suburban furnace models.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBuilt for durability in RV heating environments, this limit switch uses standard spade‑terminal connections for fast installation and restores proper furnace safety‑limit operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOEM‑style Suburban furnace limit switch\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eTemperature rating: \u003cstrong\u003eL190‑40F\u003c\/strong\u003e (opens at 190°F, closes at 150°F)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAuto‑reset high‑limit safety control\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProtects furnace from overheating and heat‑exchanger damage\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eStandard spade‑terminal connections\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDurable construction for RV furnace environments\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDirect replacement for models requiring L190‑40F specification\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSuburban RV furnaces requiring L190‑40F limit\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFurnace overheat protection circuits\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSafety‑limit replacement and routine maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSuburban furnace limit switch. L190-40F. Looks like a small sequencer. Base of the switch measures 2\" x 1-5\/8\". 2 male spade wire connectors. Also known as part # 20601L302-54 and 231807.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Laurelhurst","offers":[{"title":"Default Title","offer_id":13291391683,"sku":"S231807","price":12.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1071\/8320\/products\/yhst-130159302524877_2272_40678250.jpg?v=1739538612","url":"https:\/\/hvacpartstore.com\/products\/l145-40f-nordyne-limit-switch-626408","provider":"HVACpartstore","version":"1.0","type":"link"}