{"product_id":"oem-goodman-150-f-primary-limit-switch-for-gmv80905cxba-b1370198","title":"OEM Goodman 150°F Primary Limit Switch for GMV80905CXBA — B1370198","description":"\u003ch2\u003eGoodman B1370198 Primary Limit Switch (150°F)\u003c\/h2\u003e\u003cp\u003eThe Goodman \u003cstrong\u003eB1370198\u003c\/strong\u003e is a genuine OEM primary high-limit switch rated at \u003cstrong\u003e150°F\u003c\/strong\u003e, engineered as a direct-fit safety control for the \u003cstrong\u003eGMV80905CXBA\u003c\/strong\u003e gas furnace. Located on the heat exchanger\/blower deck, this limit monitors supply-air temperature and shuts off the gas valve if the furnace overheats — typically from restricted airflow, a dirty filter, or a failing blower. It protects the heat exchanger from cracking and prevents dangerous overheating.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e B1370198\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrip Temperature:\u003c\/strong\u003e 150°F (opens on rise)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Primary \/ high-limit temperature switch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Over-temperature heat exchanger protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits Model:\u003c\/strong\u003e GMV80905CXBA and compatible Goodman\/Amana furnaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEquipment:\u003c\/strong\u003e Gas Furnace\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe genuine Goodman limit is factory-calibrated to open at exactly 150°F and includes the correct mounting flange and insertion depth for accurate sensing. Generic limits with the wrong trip point or probe length can cause short-cycling or fail to protect the exchanger. For a safety control, OEM accuracy is essential.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (2 of 5).\u003c\/strong\u003e Two mounting screws and two spade connectors, roughly 15–20 minutes. Power down the furnace before servicing. If the new limit trips, correct the airflow restriction (filter, blower, ductwork) rather than repeatedly resetting it.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058169921907,"sku":"GOODMAN-12659","price":12.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-150-f-primary-limit-switch-for-gmv80905cxba-b1370198","provider":"National HVAC Parts","version":"1.0","type":"link"}