{"product_id":"oem-goodman-300-f-rollout-limit-switch-for-gds80904bna-b1370145","title":"OEM Goodman 300°F Rollout Limit Switch for GDS80904BNA — B1370145","description":"\u003ch2\u003eGoodman B1370145 Flame Rollout Switch (300°F)\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eB1370145\u003c\/strong\u003e is a genuine OEM \u003cstrong\u003e300°F\u003c\/strong\u003e manual-reset flame rollout limit switch for Goodman \u003cstrong\u003eGDS80904BNA\u003c\/strong\u003e gas furnaces and compatible 80% AFUE models. Mounted on the burner assembly, it is a critical safety device: if flames roll out of the burner box — usually from a blocked heat exchanger or restricted venting — the switch opens at 300°F and shuts off the gas valve to prevent fire and CO hazards.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTrip temperature: 300°F (open on rise)\u003c\/li\u003e\n\u003cli\u003eReset: manual push-button\u003c\/li\u003e\n\u003cli\u003eFunction: flame rollout \/ high-limit safety cutout\u003c\/li\u003e\n\u003cli\u003eFitment: Goodman GDS80904BNA and cross-referenced 80% furnaces\u003c\/li\u003e\n\u003cli\u003eType: direct-fit OEM replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eBecause this is a life-safety component, the \u003cstrong\u003egenuine Goodman OEM switch\u003c\/strong\u003e is the right choice — it is calibrated to the exact 300°F trip point and mounting footprint the furnace was designed around. Generic switches with the wrong temperature rating or slow response can compromise protection. Install OEM and confirm the underlying cause (e.g., cracked heat exchanger, blocked flue) before returning the unit to service.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (2 of 5).\u003c\/strong\u003e Cut power and gas, remove the two mounting screws, transfer the spade wires one at a time, and mount the new switch. About 15–20 minutes. If the switch tripped, diagnose and correct the root cause before resetting.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058076696947,"sku":"GOODMAN-10334","price":4.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-300-f-rollout-limit-switch-for-gds80904bna-b1370145","provider":"National HVAC Parts","version":"1.0","type":"link"}