{"product_id":"oem-goodman-150-f-primary-limit-switch-for-gmh950703bxaf-20162903","title":"OEM Goodman 150°F Primary Limit Switch for GMH950703BXAF — 20162903","description":"\u003ch2\u003eGoodman 20162903 Primary Limit Switch (150°F)\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eGoodman 20162903 primary limit switch\u003c\/strong\u003e is a factory OEM safety control designed for the \u003cstrong\u003eGMH950703BXAF\u003c\/strong\u003e 95% AFUE multi-speed gas furnace. Mounted on the heat exchanger vestibule, this normally-closed thermal switch opens at approximately \u003cstrong\u003e150°F\u003c\/strong\u003e to shut down the burners if the plenum overheats, protecting the furnace from cracked heat exchangers, restricted airflow, and dirty filters. A failed or drifting limit switch is a leading cause of short-cycling and no-heat calls.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFunction: Primary high-temperature limit (manual\/auto-reset thermal)\u003c\/li\u003e\n\u003cli\u003eOpen temperature: 150°F\u003c\/li\u003e\n\u003cli\u003eElectrical: Line-voltage safety circuit\u003c\/li\u003e\n\u003cli\u003eFitment: Goodman\/Amana GMH95, GKS9, and related 95% furnaces using 20162903\u003c\/li\u003e\n\u003cli\u003eOEM Part #: 20162903\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eOEM Goodman 20162903\u003c\/strong\u003e is calibrated to the exact trip point your furnace's control board expects, ensuring correct safety timing. Our \u003cstrong\u003egeneric-equivalent\u003c\/strong\u003e option delivers the same 150°F rating and mounting footprint at a lower price point — a smart choice for out-of-warranty units where budget matters. Both are new, tested components.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (1 of 5).\u003c\/strong\u003e Two mounting screws and two spade terminals. Always cut power at the disconnect before servicing. Most DIYers complete this in under 15 minutes; verify the root cause (airflow\/filter) so the replacement switch doesn't trip again.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058114609523,"sku":"GOODMAN-11215","price":8.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-150-f-primary-limit-switch-for-gmh950703bxaf-20162903","provider":"National HVAC Parts","version":"1.0","type":"link"}