{"product_id":"oem-goodman-120-f-auxiliary-limit-switch-for-ams80703axaa-b1370155","title":"OEM Goodman 120°F Auxiliary Limit Switch for AMS80703AXAA — B1370155","description":"\u003cp\u003eThe Goodman \u003cstrong\u003eB1370155 Auxiliary Limit Switch\u003c\/strong\u003e is a genuine OEM \u003cstrong\u003e120°F\u003c\/strong\u003e overheat safety control for the \u003cstrong\u003eAMS80703AXAA\u003c\/strong\u003e gas furnace. Typically mounted on the blower housing or secondary heat area, it de-energizes the furnace if temperatures exceed safe limits due to restricted airflow, a dirty filter, or blower failure.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: B1370155\u003c\/li\u003e\n\u003cli\u003eTrip Temperature: 120°F (open on rise)\u003c\/li\u003e\n\u003cli\u003eType: Auxiliary \/ secondary high-limit switch\u003c\/li\u003e\n\u003cli\u003eFunction: Overheat protection safety cutout\u003c\/li\u003e\n\u003cli\u003eFits: Goodman AMS80703AXAA and compatible Goodman\/Amana furnaces\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eOEM B1370155\u003c\/strong\u003e is set to the precise 120°F auxiliary trip point required by the furnace's design. As a safety limit, using a generic switch with a different rating risks nuisance shutdowns or, worse, failure to protect against overheating. OEM temperature accuracy is essential here.\u003c\/p\u003e\u003ch3\u003eInstallation\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDifficulty: Easy (2\/5).\u003c\/strong\u003e A simple technician-level swap. Disconnect power, remove the two wire terminals, unscrew the old limit, install the new B1370155 in the identical location and orientation, and reconnect. Confirm normal cycling and correct any airflow restriction.\u003c\/p\u003e\u003cp\u003eGenuine OEM stock at NationalHVACParts.com.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057690591603,"sku":"GOODMAN-6904","price":11.96,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-120-f-auxiliary-limit-switch-for-ams80703axaa-b1370155","provider":"National HVAC Parts","version":"1.0","type":"link"}