{"product_id":"oem-goodman-blower-door-safety-switch-for-gun125-5b-b1370819","title":"OEM Goodman Blower Door Safety Switch for GUN125-5B — B1370819","description":"\u003ch2\u003eGoodman B1370819 Blower Door Safety Switch\u003c\/h2\u003e\u003cp\u003eThe Goodman B1370819 is a genuine OEM blower-compartment door interlock switch for the \u003cstrong\u003eGUN125-5B\u003c\/strong\u003e gas furnace and compatible Goodman\/Amana models. This safety switch cuts 24V (and blower) power whenever the access panel is removed, preventing the furnace from operating with the door open. A failed or stuck door switch is a frequent reason a furnace appears completely dead.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eType: Plunger\/interlock safety switch (normally open)\u003c\/li\u003e\n\u003cli\u003eFunction: De-energizes furnace when blower door is removed\u003c\/li\u003e\n\u003cli\u003eFitment: Goodman GUN125-5B and compatible furnaces\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: B1370819\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eOEM Goodman B1370819\u003c\/strong\u003e matches the exact plunger length and bracket location so the panel actuates it correctly. Generic switches with a different throw may fail to close fully, leaving the furnace dead even with the door on. For dependable operation, choose the genuine OEM part.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (1\/5).\u003c\/strong\u003e A simple two-wire, single-screw swap inside the blower compartment. Disconnect power at the breaker before servicing and confirm the plunger depresses cleanly when the panel is reinstalled.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058190500211,"sku":"GOODMAN-13178","price":22.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-blower-door-safety-switch-for-gun125-5b-b1370819","provider":"National HVAC Parts","version":"1.0","type":"link"}