{"product_id":"oem-goodman-150-f-primary-limit-switch-for-amh80904bxcb-furnace-20162903","title":"OEM Goodman 150°F Primary Limit Switch for AMH80904BXCB Furnace — 20162903","description":"\u003ch2\u003eGoodman 20162903 Primary Limit Switch (150°F)\u003c\/h2\u003e\u003cp\u003eThe Goodman 20162903 is a genuine OEM primary high-limit switch engineered for the Amana \/ Goodman \u003cstrong\u003eAMH80904BXCB\u003c\/strong\u003e gas furnace and compatible 80% AFUE models. This normally-closed thermal safety control opens the burner circuit when the heat-exchanger plenum temperature exceeds its 150°F cutout point, shutting off gas and protecting your furnace from dangerous overheating caused by a dirty filter, blocked ductwork, or a failing blower.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCutout temperature: 150°F (auto-reset)\u003c\/li\u003e\n\u003cli\u003eType: Primary high-limit \/ plenum switch\u003c\/li\u003e\n\u003cli\u003eConfiguration: Normally closed (opens on temperature rise)\u003c\/li\u003e\n\u003cli\u003eMounting: Furnace heat-exchanger panel\u003c\/li\u003e\n\u003cli\u003eFits: Amana \u0026amp; Goodman AMH80904BXCB and related 80% single-stage furnaces\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis is the \u003cstrong\u003efactory OEM part\u003c\/strong\u003e — calibrated to the exact trip point Goodman engineered for this furnace. Generic equivalents may carry a similar temperature rating but can vary in reset behavior and mounting fit. For a safety-critical control, we recommend the OEM switch to guarantee proper cutout timing and code compliance.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (2\/5).\u003c\/strong\u003e Two mounting screws and two spade terminals. Always shut off power and gas before servicing. A basic multimeter check for continuity confirms the diagnosis. Most homeowners with mechanical aptitude can replace this in under 20 minutes; when in doubt, consult a licensed HVAC technician.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057633968499,"sku":"GOODMAN-5825","price":18.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-150-f-primary-limit-switch-for-amh80904bxcb-furnace-20162903","provider":"National HVAC Parts","version":"1.0","type":"link"}