{"product_id":"oem-goodman-door-switch-with-wires-for-gmt090-5b-furnace-b1370820","title":"OEM Goodman Door Switch with Wires for GMT090-5B Furnace — B1370820","description":"\u003cp\u003eThe Goodman \u003cstrong\u003eB1370820 Blower Door Safety Switch\u003c\/strong\u003e is a genuine OEM replacement engineered for the Goodman \u003cstrong\u003eGMT090-5B\u003c\/strong\u003e gas furnace and other compatible Goodman\/Amana models. This factory-wired interlock switch cuts power to the blower and control circuit whenever the access panel is removed, protecting service technicians and homeowners from live 24V\/line-voltage components. It ships with the pre-terminated wire harness for a plug-and-play swap.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eType: Normally-open blower door interlock \/ safety switch\u003c\/li\u003e\n\u003cli\u003eIncludes: Factory wire harness with connectors\u003c\/li\u003e\n\u003cli\u003eFits: Goodman GMT090-5B and compatible Goodman\/Amana furnaces\u003c\/li\u003e\n\u003cli\u003eFunction: Interrupts control power when blower door is open\u003c\/li\u003e\n\u003cli\u003eMounting: Snap\/screw-in door bracket (OEM footprint)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eOur \u003cstrong\u003eOEM B1370820\u003c\/strong\u003e is the exact Goodman-specified part, guaranteeing correct actuation travel, wire length, and connector fitment so the furnace resumes normal ignition sequencing immediately. Generic universal door switches may require splicing, relocating the bracket, or crimping new terminals, and can trip intermittently if the plunger geometry differs. For a reliable safety circuit, we recommend the OEM part.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (1\/5)\u003c\/strong\u003e — Shut off power at the disconnect, remove the blower access panel, unplug the old switch, and clip the new one into the OEM bracket. Typical replacement time is 10–15 minutes with basic hand tools. No refrigerant or gas work required.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058160386419,"sku":"GOODMAN-12415","price":40.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-door-switch-with-wires-for-gmt090-5b-furnace-b1370820","provider":"National HVAC Parts","version":"1.0","type":"link"}