{"product_id":"230849-suburban-rv-furnace-limit-switch-l175","title":"230849 Suburban RV Furnace Limit Switch L175","description":"\u003ch1\u003e230849 Suburban RV Furnace Limit Switch L175\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003cstrong\u003e230849 Suburban RV Furnace Limit Switch\u003c\/strong\u003e is the OEM high‑limit safety switch used in several Suburban RV furnaces, (NT-20SE) It protects the furnace from overheating by opening the circuit when the heat exchanger reaches its rated temperature threshold, then automatically resets once temperatures return to a safe range. The product page you have open identifies the part clearly as a Suburban limit switch and confirms its active status in your Shopify catalog.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"relative pb-6 w-full after:border-b after:border-stroke-300 after:w-full after:absolute after:mt-3\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003e🔧 What this limit switch does\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThis switch is part of the furnace’s safety chain and ensures the heat exchanger never exceeds safe operating temperatures. It works by:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eMonitoring the heat exchanger temperature\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOpening the circuit if temperatures exceed its rated limit\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAutomatically resetting when temperatures drop\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePreventing overheating, short‑cycling, and heat‑exchanger damage\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eWorking in sequence with the sail switch, ignition board, and thermostat\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eA failing limit switch often causes intermittent heating, furnace shutdowns, or blower‑only operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003e🧰 Key Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOEM Suburban \u003cstrong\u003eauto‑reset limit switch\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDirect‑fit replacement for compatible Suburban RV furnaces\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRestores proper furnace safety and cycling behavior\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eMatches OEM wiring and mounting footprint\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDesigned for high‑heat RV furnace compartments\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Laurelhurst","offers":[{"title":"Default Title","offer_id":43051754127426,"sku":"S230849","price":14.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1071\/8320\/files\/OIP_23_91c18182-cfd8-480d-990b-ba29c9599a4f.webp?v=1772590662","url":"https:\/\/hvacpartstore.com\/products\/230849-suburban-rv-furnace-limit-switch-l175","provider":"HVACpartstore","version":"1.0","type":"link"}