{"product_id":"oem-goodman-120-f-auxiliary-limit-switch-for-amh81155cnab-b1370155","title":"OEM Goodman 120°F Auxiliary Limit Switch for AMH81155CNAB — B1370155","description":"\u003ch2\u003eGoodman B1370155 Auxiliary Limit Switch (120°F)\u003c\/h2\u003e\u003cp\u003eThe Goodman \u003cstrong\u003eB1370155\u003c\/strong\u003e is a genuine OEM 120°F auxiliary limit switch designed for the \u003cstrong\u003eAMH81155CNAB\u003c\/strong\u003e furnace and related Goodman\/Amana models. This secondary high-limit control monitors temperature in the blower compartment or return air path and interrupts operation if heat builds beyond safe levels — typically from restricted airflow, a dirty filter, or a failed blower. It's a key layer of the furnace's overheat protection.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTrip Temperature: 120°F\u003c\/li\u003e\n\u003cli\u003eType: Auxiliary \/ secondary high-limit switch\u003c\/li\u003e\n\u003cli\u003eReset: Automatic (temperature-sensing)\u003c\/li\u003e\n\u003cli\u003eCompatibility: AMH81155CNAB and related Goodman\/Amana 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 genuine OEM B1370155 is factory-calibrated to the exact 120°F set point this furnace requires. Aftermarket look-alikes with different trip temperatures cause nuisance shutdowns or fail to protect the equipment. For a reliable, correctly rated repair, install the OEM part.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (2\/5).\u003c\/strong\u003e Cut power, unplug the two spade terminals, remove the mounting screws, and swap in the new switch. Roughly 15 minutes with a nut driver. Replace clogged filters and verify airflow to prevent repeat trips.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057642848627,"sku":"GOODMAN-6013","price":11.96,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-120-f-auxiliary-limit-switch-for-amh81155cnab-b1370155","provider":"National HVAC Parts","version":"1.0","type":"link"}