{"product_id":"oem-goodman-300-f-rollout-limit-switch-for-ams80903bna-b1370145","title":"OEM Goodman 300°F Rollout Limit Switch for AMS80903BNA — B1370145","description":"\u003ch2\u003eGoodman B1370145 Flame Rollout Limit Switch (300°F)\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eB1370145\u003c\/strong\u003e is a genuine OEM flame rollout limit switch engineered for the Goodman\/Amana \u003cstrong\u003eAMS80903BNA\u003c\/strong\u003e gas furnace and many related 80% AFUE models. Mounted on the burner box, this manual-reset safety device instantly opens the gas valve circuit if flame rolls out of the burner compartment, protecting your heat exchanger and household from unsafe combustion conditions. When this switch trips, it is signaling a real problem — but a failed or aged switch that nuisance-trips should always be replaced with the correct OEM part.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTrip temperature: \u003cstrong\u003e300°F (open-on-rise)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eReset type: Manual (push-button reset)\u003c\/li\u003e\n\u003cli\u003eCircuit: Normally closed safety limit\u003c\/li\u003e\n\u003cli\u003eMount: Burner box \/ rollout location\u003c\/li\u003e\n\u003cli\u003eFits: Goodman \u0026amp; Amana AMS80903BNA and compatible 80% furnaces\u003c\/li\u003e\n\u003cli\u003eBrand: Genuine Goodman OEM\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eOur \u003cstrong\u003eOEM B1370145\u003c\/strong\u003e is calibrated to the exact 300°F trip point Goodman engineered for this furnace, ensuring the safety circuit responds precisely as designed. Generic universal rollout switches may carry a similar rating but often use looser tolerances and non-matching bracket geometry, risking false trips or improper seating. For a life-safety component, we recommend OEM.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (1\/5).\u003c\/strong\u003e Power off the furnace, disconnect the two spade terminals, remove the mounting screws, and install the replacement. Typical job time is 10–15 minutes. Always confirm the root cause of any rollout before returning the unit to service.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057704583539,"sku":"GOODMAN-7030","price":4.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-300-f-rollout-limit-switch-for-ams80903bna-b1370145","provider":"National HVAC Parts","version":"1.0","type":"link"}