{"product_id":"oem-goodman-150-f-primary-limit-switch-for-gks90704cxaf-20162903","title":"OEM Goodman 150°F Primary Limit Switch for GKS90704CXAF — 20162903","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 20162903 Primary Limit Switch\u003c\/strong\u003e is a genuine OEM high-limit safety control with a \u003cstrong\u003e150°F\u003c\/strong\u003e trip point, built for the Goodman \u003cstrong\u003eGKS90704CXAF\u003c\/strong\u003e furnace and compatible models. This thermally-activated switch monitors heat-exchanger temperature and shuts off the burners if the furnace overheats — protecting the equipment and your home from unsafe operating conditions.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: 20162903\u003c\/li\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: Over-temperature burner shutdown safety control\u003c\/li\u003e\n\u003cli\u003eFits: Goodman GKS90704CXAF and related gas furnaces\u003c\/li\u003e\n\u003cli\u003eCategory: Limit Switch\u003c\/li\u003e\n\u003cli\u003eBrand: Goodman (OEM)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eAs a safety device, exact calibration matters. The genuine \u003cstrong\u003eOEM Goodman 20162903\u003c\/strong\u003e trips at the factory-specified 150°F, ensuring the furnace shuts down at the correct threshold. Generic limits with drifted set points can trip early (frequent lockouts) or too late (overheating risk). OEM protects both safety and warranty coverage.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (2\/5)\u003c\/strong\u003e — Mounts to the heat-exchanger\/blower panel with two screws and two spade connectors. Shut off power before servicing and photograph wiring before disconnecting. If the old limit tripped repeatedly, have a technician diagnose the root cause (airflow\/heat exchanger).\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058093179251,"sku":"GOODMAN-10738","price":24.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-150-f-primary-limit-switch-for-gks90704cxaf-20162903","provider":"National HVAC Parts","version":"1.0","type":"link"}