{"product_id":"oem-goodman-furnace-door-switch-w-wires-for-gmnt090-4b-b1370820","title":"OEM Goodman Furnace Door Switch w\/ Wires for GMNT090-4B — B1370820","description":"\u003ch2\u003eGoodman B1370820 Blower Door Safety Switch (with Wires)\u003c\/h2\u003e\u003cp\u003eThe B1370820 is a genuine OEM blower-door interlock safety switch for the Goodman\/Amana \u003cstrong\u003eGMNT090-4B\u003c\/strong\u003e furnace, supplied complete with pre-attached wire leads for a fast, plug-and-play repair. This switch cuts power to the furnace whenever the blower access panel is removed, preventing the unit from running with the door open — a required safety interlock. A failed door switch is a common cause of a completely dead furnace.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eType: Normally-open blower door interlock switch\u003c\/li\u003e\n\u003cli\u003eIncludes: Factory-terminated wire harness \/ leads\u003c\/li\u003e\n\u003cli\u003eFunction: De-energizes furnace when access panel is removed\u003c\/li\u003e\n\u003cli\u003eFits: Goodman\/Amana GMNT090-4B and compatible furnaces\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: B1370820\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eOEM Goodman assembly\u003c\/strong\u003e arrives pre-wired with the correct lead length and connectors, so it drops straight into the cabinet. Generic door switches often require splicing and may not seat correctly against the panel, risking intermittent contact. OEM ensures a clean, reliable interlock.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (2\/5).\u003c\/strong\u003e Shut off power, remove the blower panel, unplug the old leads, unclip or unscrew the bracket, and mount the new switch so the plunger contacts the door. Reconnect leads. About 15 minutes.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058130403699,"sku":"GOODMAN-11703","price":40.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-furnace-door-switch-w-wires-for-gmnt090-4b-b1370820","provider":"National HVAC Parts","version":"1.0","type":"link"}