{"product_id":"oem-goodman-door-switch-with-wires-for-gmv81155cxa-furnace-b1370820","title":"OEM Goodman Door Switch with Wires for GMV81155CXA Furnace — B1370820","description":"\u003cp\u003eThe Goodman \u003cstrong\u003eB1370820 Blower Door Safety Switch\u003c\/strong\u003e is a genuine OEM replacement for the GMV81155CXA two-stage, variable-speed 80% AFUE furnace and many other Goodman\/Amana multi-position models. This normally-open interlock switch cuts power to the blower and ignition circuit whenever the blower compartment door is removed, protecting technicians and homeowners during service. It ships with the factory wire leads pre-attached for a plug-and-play install.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eType: Blower-door interlock \/ safety switch\u003c\/li\u003e\n\u003cli\u003eContacts: Normally open, momentary plunger actuation\u003c\/li\u003e\n\u003cli\u003eLeads: Pre-wired with quick-connect terminals\u003c\/li\u003e\n\u003cli\u003eFits: GMV81155CXA and compatible Goodman\/Amana furnaces\u003c\/li\u003e\n\u003cli\u003ePart number: B1370820\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis is a true Goodman OEM part built to factory tolerances, ensuring the plunger throw and contact rating exactly match your furnace's control board. Generic aftermarket switches often have a shorter plunger or lower amp rating, which can cause nuisance no-blower faults or premature contact failure. For a critical safety interlock, OEM is the recommended choice.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eRating: Easy (2\/5).\u003c\/strong\u003e Turn off power at the disconnect, remove the blower door, unplug the two spade connectors, unscrew the old switch bracket, and reverse. Typical install time is 10–15 minutes with basic hand tools. Always verify power is off before servicing.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058170708339,"sku":"GOODMAN-12670","price":40.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-door-switch-with-wires-for-gmv81155cxa-furnace-b1370820","provider":"National HVAC Parts","version":"1.0","type":"link"}