{"product_id":"oem-goodman-furnace-door-safety-interlock-switch-for-adv80905cxbb-b1370819","title":"OEM Goodman Furnace Door Safety Interlock Switch for ADV80905CXBB — B1370819","description":"\u003cp\u003eThe Goodman \u003cstrong\u003eB1370819 Blower Door Safety Interlock Switch\u003c\/strong\u003e is a genuine OEM replacement engineered for the Goodman \u003cstrong\u003eADV80905CXBB\u003c\/strong\u003e gas furnace and other compatible Goodman\/Amana models. This normally-open switch is a critical safety device: it interrupts 24V control power the moment the blower access panel is removed, shutting the furnace down so it cannot run with the door open. A failed or stuck door switch is one of the most common reasons a furnace won't ignite.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e B1370819\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Blower door safety interlock (power cutoff)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContact type:\u003c\/strong\u003e Normally open, plunger actuated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e Low-voltage 24V control circuit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Goodman ADV80905CXBB and compatible Goodman\/Amana furnaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Molded housing with spring-loaded plunger\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eOEM vs. Generic:\u003c\/strong\u003e Our genuine Goodman OEM switch matches the factory mounting bracket, plunger travel, and contact rating exactly, so it seats correctly and actuates reliably. Aftermarket switches often have slightly different plunger heights that cause nuisance no-heat calls or fail to make contact when the door is closed.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstall difficulty:\u003c\/strong\u003e Easy — 15 to 20 minutes. Two spade terminals and a single mounting screw. Always shut off power at the breaker before servicing.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057512071539,"sku":"GOODMAN-3465","price":22.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-furnace-door-safety-interlock-switch-for-adv80905cxbb-b1370819","provider":"National HVAC Parts","version":"1.0","type":"link"}