{"product_id":"oem-goodman-manual-reset-limit-switch-for-gks90904cxad-10123533","title":"OEM Goodman Manual Reset Limit Switch for GKS90904CXAD — 10123533","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 10123533 Manual Reset Limit Switch\u003c\/strong\u003e is a genuine OEM high-temperature safety cutout for the \u003cstrong\u003eGKS90904CXAD\u003c\/strong\u003e gas furnace. This switch monitors heat-exchanger and cabinet temperature and opens the burner circuit if the furnace overheats — a critical safety device that prevents heat-exchanger damage and cracked-exchanger CO risk. Because it is a \u003cem\u003emanual\u003c\/em\u003e reset, a tripped switch signals an underlying airflow or overheating fault that should be diagnosed before pressing reset.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 10123533\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits Model:\u003c\/strong\u003e Goodman GKS90904CXAD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Manual reset high-limit switch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Over-temperature burner lockout\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminals:\u003c\/strong\u003e Quick-connect spade\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReset:\u003c\/strong\u003e Push-button manual\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis \u003cstrong\u003eOEM Goodman switch\u003c\/strong\u003e is calibrated to the exact trip and reset temperatures specified for your furnace's heat exchanger. Generic limit switches with the wrong setpoint can nuisance-trip or, worse, fail to protect the exchanger. OEM ensures the correct calibration and mounting bracket footprint.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy–Moderate (2\/5).\u003c\/strong\u003e Disconnect furnace power, note the two wire positions, unscrew the mounting bracket, and swap in the new switch. Basic multimeter continuity testing is helpful for confirming the fault. Restore power and cycle the furnace to verify.\u003c\/p\u003e\u003cp\u003eAlso fits many Goodman GKS90 series cabinets. Contact info@nationalhvacparts.com to confirm.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058096193907,"sku":"GOODMAN-10781","price":9.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-manual-reset-limit-switch-for-gks90904cxad-10123533","provider":"National HVAC Parts","version":"1.0","type":"link"}