{"product_id":"oem-goodman-300f-primary-limit-switch-for-ads80904bna-b1370195-1","title":"OEM Goodman 300F Primary Limit Switch for ADS80904BNA — B1370195","description":"\u003cp\u003eThe Goodman \u003cstrong\u003eB1370195\u003c\/strong\u003e is a genuine OEM primary high-limit switch engineered for the \u003cstrong\u003eADS80904BNA\u003c\/strong\u003e gas furnace and compatible Goodman\/Amana models. Positioned over the heat exchanger, this is the main overheat-protection control: it opens the burner circuit when supply-air temperature exceeds the safe threshold, preventing cracked heat exchangers and unsafe operation.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTrip temperature: 300°F (open on rise)\u003c\/li\u003e\n\u003cli\u003eReset type: Automatic\u003c\/li\u003e\n\u003cli\u003eFunction: Primary high-limit safety\u003c\/li\u003e\n\u003cli\u003eMounting: Heat-exchanger \/ burner-box bracket\u003c\/li\u003e\n\u003cli\u003eFits: Goodman\/Amana ADS80904BNA and compatible furnaces\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eOEM B1370195\u003c\/strong\u003e guarantees the factory 300°F set point and exact bracket fit, so your furnace's primary safety responds precisely as designed. Generic substitutes may differ in calibration and mounting, undermining reliable overheat protection. For the main limit control, choose genuine OEM.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy\u003c\/strong\u003e — Remove two spade terminals and the mounting screws, then install the replacement in the same orientation. Always shut off gas and electrical power first. Roughly 15–20 minutes for a technician.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057498669427,"sku":"GOODMAN-3112","price":15.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-300f-primary-limit-switch-for-ads80904bna-b1370195-1","provider":"National HVAC Parts","version":"1.0","type":"link"}