{"product_id":"oem-goodman-manual-reset-limit-switch-for-gch91155dxab-10123519","title":"OEM Goodman Manual Reset Limit Switch for GCH91155DXAB — 10123519","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 10123519 Manual Reset Limit Switch\u003c\/strong\u003e is a genuine OEM high-limit safety control for \u003cstrong\u003eGCH91155DXAB\u003c\/strong\u003e gas furnaces. This normally-closed switch interrupts the gas\/ignition circuit when it senses an overheat or flame-rollout event, safeguarding the heat exchanger and cabinet. As a \u003cem\u003emanual reset\u003c\/em\u003e component, it must be reset by hand after tripping, ensuring the technician or homeowner addresses the cause rather than allowing repeated automatic cycling.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: 10123519\u003c\/li\u003e\n\u003cli\u003eType: Manual reset high-limit \/ rollout switch\u003c\/li\u003e\n\u003cli\u003eContacts: Normally closed (opens on overheat)\u003c\/li\u003e\n\u003cli\u003eEquipment: Gas furnace\u003c\/li\u003e\n\u003cli\u003ePrimary fit: Goodman GCH91155DXAB\u003c\/li\u003e\n\u003cli\u003eTerminals: 1\/4\" quick-connect spades\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis \u003cstrong\u003egenuine OEM switch\u003c\/strong\u003e is factory-calibrated to the correct trip temperature and bracket footprint for your model. The 10123519 and its sibling 10123517 differ in trip setpoint\/location, so matching the exact OEM number is critical — generic substitutes can trip early or fail to protect. Choose OEM for correct, code-compliant safety behavior.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty: Easy\u003c\/h3\u003e\u003cp\u003eRated \u003cstrong\u003eEasy (1\/5)\u003c\/strong\u003e — two mounting screws and two spade connectors. Shut off power and gas before service. If the switch keeps tripping, inspect airflow, the flue, and the blower before returning the furnace to service.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058055790963,"sku":"GOODMAN-9778","price":10.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-manual-reset-limit-switch-for-gch91155dxab-10123519","provider":"National HVAC Parts","version":"1.0","type":"link"}