{"product_id":"oem-goodman-120-f-auxiliary-limit-switch-for-gmp075-3-b1370113","title":"OEM Goodman 120°F Auxiliary Limit Switch for GMP075-3 — B1370113","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman B1370113 Auxiliary Limit Switch\u003c\/strong\u003e is a genuine OEM \u003cstrong\u003e120°F\u003c\/strong\u003e high-temperature safety control for the Goodman \u003cstrong\u003eGMP075-3\u003c\/strong\u003e gas furnace. This normally-closed switch monitors temperature at a secondary location in the furnace and opens the control circuit to shut down the burners if it senses an over-temperature condition — protecting the furnace and home from overheating caused by restricted airflow or blower failure.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e B1370113\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrip Temperature:\u003c\/strong\u003e 120°F (auxiliary limit)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits Model:\u003c\/strong\u003e GMP075-3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Goodman\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Limit Switch \/ Safety Control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Normally-closed thermal limit\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis \u003cstrong\u003eGoodman OEM\u003c\/strong\u003e limit switch is calibrated to the exact 120°F trip point and mounting footprint specified for the GMP075-3. Generic switches with different trip temperatures or reset behavior can cause nuisance shutdowns or, worse, fail to protect the furnace. For a safety control, always match the OEM specification.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy.\u003c\/strong\u003e The switch mounts with a couple of screws and two spade terminals. \u003cstrong\u003eShut off power\u003c\/strong\u003e before replacing. Never bypass a limit switch — if the new switch trips repeatedly, diagnose the underlying airflow or blower issue.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058135187827,"sku":"GOODMAN-11849","price":10.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-120-f-auxiliary-limit-switch-for-gmp075-3-b1370113","provider":"National HVAC Parts","version":"1.0","type":"link"}