{"product_id":"oem-goodman-150-f-primary-limit-switch-for-amh950703bxaf-20162903","title":"OEM Goodman 150°F Primary Limit Switch for AMH950703BXAF — 20162903","description":"\u003ch2\u003eGoodman 20162903 Primary Limit Switch (150°F)\u003c\/h2\u003e\u003cp\u003eThe Goodman \u003cstrong\u003e20162903 Primary Limit Switch\u003c\/strong\u003e is a genuine OEM high-temperature safety control for the \u003cstrong\u003eAMH950703BXAF\u003c\/strong\u003e gas furnace and compatible Goodman\/Amana models. Mounted on the heat exchanger or blower housing, it opens the control circuit at its \u003cstrong\u003e150°F\u003c\/strong\u003e trip point to shut down the burners if airflow is lost or the plenum overheats — protecting the heat exchanger from cracking and preventing dangerous overheat conditions. A failed limit switch is a common cause of short-cycling, no-heat calls, and blower-runs-constantly symptoms.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: 20162903\u003c\/li\u003e\n\u003cli\u003eComponent Type: Primary (auto-reset) limit switch\u003c\/li\u003e\n\u003cli\u003eTrip Temperature: 150°F\u003c\/li\u003e\n\u003cli\u003eFits: AMH950703BXAF and compatible Goodman\/Amana furnaces\u003c\/li\u003e\n\u003cli\u003eFunction: High-limit overheat safety cutout\u003c\/li\u003e\n\u003cli\u003eEquipment: Residential furnace\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eFactory-calibrated to the exact 150°F set point your furnace's sequence of operation depends on. Generic limits with slightly off calibration cause premature nuisance trips or, worse, fail to open in time. OEM ensures correct terminal spacing, bracket geometry, and reliable snap-disc response.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (2\/5).\u003c\/strong\u003e Two mounting screws and two spade terminals — typically a 10–15 minute swap. \u003cstrong\u003eCut power at the disconnect before servicing.\u003c\/strong\u003e Because this is a life-safety control, verify the replacement matches the original set point and mounting; when in doubt, use a licensed technician.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057671356787,"sku":"GOODMAN-6346","price":8.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-150-f-primary-limit-switch-for-amh950703bxaf-20162903","provider":"National HVAC Parts","version":"1.0","type":"link"}