{"product_id":"oem-goodman-150f-primary-limit-switch-for-gms950704cxa-furnace-20162903","title":"OEM Goodman 150F Primary Limit Switch for GMS950704CXA Furnace — 20162903","description":"\u003cp\u003eThe Goodman \u003cstrong\u003e20162903 Primary Limit Switch\u003c\/strong\u003e is a genuine OEM \u003cstrong\u003e150°F\u003c\/strong\u003e high-limit safety control for the Goodman \u003cstrong\u003eGMS950704CXA\u003c\/strong\u003e 96% AFUE gas furnace and compatible GMS95-series models. Mounted on the heat-exchanger bulkhead, this thermal switch opens the control circuit if plenum temperature exceeds its rated set point — shutting down the burners to protect the heat exchanger, wiring, and homeowner from overheating caused by dirty filters, blocked ducts, or a failed blower.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eType: Primary high-limit thermal switch\u003c\/li\u003e\n\u003cli\u003eTrip temperature: 150°F (auto-reset)\u003c\/li\u003e\n\u003cli\u003eFunction: Opens gas\/control circuit on over-temperature\u003c\/li\u003e\n\u003cli\u003eFits: Goodman GMS950704CXA and GMS95-series furnaces\u003c\/li\u003e\n\u003cli\u003eReplaces: Goodman OEM #20162903\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe trip temperature and mounting footprint of a limit switch are safety-critical. This OEM switch is calibrated to the exact 150°F set point Goodman specified for this furnace's airflow and heat-exchanger design. Generic switches with the wrong set point can allow dangerous overheating or cause nuisance shutdowns. Never substitute a different temperature rating.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (1 of 3).\u003c\/strong\u003e Power off at the disconnect, unplug the two spade terminals, remove the mounting screws, and install the replacement in the same orientation. A 15-minute repair. If the new switch trips repeatedly, diagnose airflow before assuming a bad part.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058153308531,"sku":"GOODMAN-20162903","price":8.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-150f-primary-limit-switch-for-gms950704cxa-furnace-20162903","provider":"National HVAC Parts","version":"1.0","type":"link"}