{"product_id":"oem-goodman-300-f-rollout-limit-switch-for-ams80704bna-b1370145","title":"OEM Goodman 300°F Rollout Limit Switch for AMS80704BNA — B1370145","description":"\u003cp\u003eGenuine OEM Goodman \u003cstrong\u003eB1370145\u003c\/strong\u003e is a 300°F flame-rollout limit switch engineered for the \u003cstrong\u003eAMS80704BNA\u003c\/strong\u003e gas furnace and compatible Goodman\/Amana models. Mounted near the burner box, this manual-reset safety switch senses heat from flame rollout — a dangerous condition where flames escape the heat exchanger — and instantly cuts power to the gas valve to prevent overheating and fire hazard.\u003c\/p\u003e\u003cp\u003eIf your furnace repeatedly trips on a rollout fault, or the switch is stuck open, replacing it with the correct OEM part restores proper safety protection. Never bypass or jumper a rollout switch.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e B1370145\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrip temperature:\u003c\/strong\u003e 300°F (opens on rise)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReset type:\u003c\/strong\u003e Manual reset\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Flame-rollout safety cutout\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Goodman AMS80704BNA and compatible furnaces\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eOEM vs. Generic:\u003c\/strong\u003e Because this is a life-safety device, the genuine Goodman switch is calibrated to the exact 300°F trip point and mounting geometry required by the furnace design. Generic switches may have incorrect trip temperatures, slower response, or poor bracket fit — compromising the very protection the part exists to provide. Always use OEM for rollout and limit safety controls.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstall difficulty:\u003c\/strong\u003e Moderate — straightforward for a handy homeowner or technician. Disconnect furnace power, note the wire positions, remove the two mounting screws, transfer the terminals to the new switch, and reinstall. Verify normal furnace operation and confirm the switch is closed at room temperature after installation.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057690853747,"sku":"GOODMAN-6911","price":14.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-300-f-rollout-limit-switch-for-ams80704bna-b1370145","provider":"National HVAC Parts","version":"1.0","type":"link"}