{"product_id":"oem-goodman-150-f-primary-limit-switch-for-gmh950704cxae-20162903","title":"OEM Goodman 150°F Primary Limit Switch for GMH950704CXAE — 20162903","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 20162903 Primary Limit Switch\u003c\/strong\u003e is a genuine OEM 150°F high-temperature safety control for the \u003cstrong\u003eGMH950704CXAE\u003c\/strong\u003e and compatible Goodman\/Amana furnaces. Mounted on the heat exchanger or blower deck, this limit switch monitors supply-air temperature and shuts off the burners if the furnace overheats due to a dirty filter, blocked ductwork, or blower failure. It is a critical safety component — a failed switch can cause short cycling or a no-heat condition.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTrip temperature: 150°F (open on rise)\u003c\/li\u003e\n\u003cli\u003eType: Automatic-reset primary\/high limit switch\u003c\/li\u003e\n\u003cli\u003eSnap-disc thermal element\u003c\/li\u003e\n\u003cli\u003eDirect OEM fit for GMH950704CXAE\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: 20162903\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eOEM limit switches are calibrated to the exact trip point specified for your furnace's heat exchanger. Generic switches with the wrong temperature rating or reset behavior can allow dangerous overheating or cause nuisance lockouts. For a safety cutout, always use the OEM-rated part.\u003c\/p\u003e\u003ch3\u003eInstallation\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDifficulty: Easy–Moderate (2\/5).\u003c\/strong\u003e Cut power, disconnect the two spade terminals, remove the mounting screws, and install the replacement in the same orientation. A licensed HVAC technician should verify limit operation and airflow after replacement.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058116346227,"sku":"GOODMAN-11277","price":18.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-150-f-primary-limit-switch-for-gmh950704cxae-20162903","provider":"National HVAC Parts","version":"1.0","type":"link"}