{"product_id":"oem-goodman-150f-primary-limit-switch-for-gmh951155dxac-20162903","title":"OEM Goodman 150F Primary Limit Switch for GMH951155DXAC — 20162903","description":"\u003ch2\u003eGoodman 20162903 Primary Limit Switch (150°F)\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003e20162903\u003c\/strong\u003e is a genuine OEM primary high-limit switch rated at \u003cstrong\u003e150°F\u003c\/strong\u003e for the Goodman \u003cstrong\u003eGMH951155DXAC\u003c\/strong\u003e 95% AFUE two-stage furnace. Mounted on the heat exchanger or blower deck, it continuously monitors supply-air temperature and opens the gas circuit if the furnace overheats due to a dirty filter, blocked ductwork, or blower failure. As the primary limit, it is the furnace's main line of thermal protection.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eType: Primary high-limit switch (auto reset)\u003c\/li\u003e\n\u003cli\u003eTrip Temperature: 150°F\u003c\/li\u003e\n\u003cli\u003eFunction: Normally closed, opens on over-temperature\u003c\/li\u003e\n\u003cli\u003eFit: Goodman\/Amana GMH951155DXAC and compatible 95% furnaces\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: 20162903\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe genuine Goodman 150°F switch trips at the precise temperature this furnace's control logic expects, preventing both nuisance lockouts and unsafe overheating. Generic limits with approximate trip points can shorten heat-exchanger life or cause erratic cycling. For accurate protection, choose OEM.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (1\/5).\u003c\/strong\u003e Disconnect power, remove two screws and the spade connectors, and install the replacement in the same orientation. If the new limit keeps tripping, correct the airflow restriction before returning the furnace to service.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058124177779,"sku":"GOODMAN-11499","price":8.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-150f-primary-limit-switch-for-gmh951155dxac-20162903","provider":"National HVAC Parts","version":"1.0","type":"link"}