{"product_id":"oem-goodman-120f-auxiliary-limit-switch-for-ams80905cxaa-b1370155","title":"OEM Goodman 120F Auxiliary Limit Switch for AMS80905CXAA — B1370155","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman B1370155 Auxiliary Limit Switch\u003c\/strong\u003e is a genuine OEM overheat safety control built for the \u003cstrong\u003eAMS80905CXAA\u003c\/strong\u003e gas furnace and related Goodman\/Amana models. Mounted in the blower or return-air area, this 120°F auxiliary limit senses excessive heat caused by restricted airflow — a clogged filter, failed blower, or blocked ducting — and shuts the furnace down before damage occurs. Installing the factory-spec part preserves the precise 120°F set point and terminal layout your furnace control expects.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTrip temperature: 120°F auxiliary open point\u003c\/li\u003e\n\u003cli\u003eFunction: Secondary overheat \/ airflow-failure protection\u003c\/li\u003e\n\u003cli\u003eReset type: Auto-reset on cool-down\u003c\/li\u003e\n\u003cli\u003eFits: Goodman\/Amana AMS80905CXAA and related 80% furnaces\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: B1370155\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eOEM option\u003c\/strong\u003e is the original Goodman part for exact fit and calibration. The \u003cstrong\u003eGeneric option\u003c\/strong\u003e is a quality aftermarket equivalent matched to the 120°F rating, offering meaningful savings for standard repairs.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (1\/5).\u003c\/strong\u003e Disconnect power, unplug the spade terminals, remove the mounting screws, and reverse to install the replacement. Most techs finish in 15 minutes or less.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057709498739,"sku":"GOODMAN-7126","price":21.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-120f-auxiliary-limit-switch-for-ams80905cxaa-b1370155","provider":"National HVAC Parts","version":"1.0","type":"link"}