{"product_id":"oem-goodman-150-f-primary-limit-switch-for-amec800603bnaa-20162903","title":"OEM Goodman 150°F Primary Limit Switch for AMEC800603BNAA — 20162903","description":"\u003ch2\u003eGoodman 20162903 Primary Limit Switch (150°F)\u003c\/h2\u003e\u003cp\u003eThe Goodman 20162903 is a genuine OEM primary high-temperature limit switch built for the Amana\/Goodman \u003cstrong\u003eAMEC800603BNAA\u003c\/strong\u003e furnace and compatible models. Mounted on the heat-exchanger bulkhead, this 150°F thermal safety switch monitors supply-air temperature and cuts power to the gas valve if the furnace overheats — protecting the heat exchanger and your home. A failed limit switch is a common cause of short-cycling, no-heat lockouts, and blower-only operation.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: 20162903\u003c\/li\u003e\n\u003cli\u003eType: Primary high-limit safety switch\u003c\/li\u003e\n\u003cli\u003eTrip Setpoint: 150°F\u003c\/li\u003e\n\u003cli\u003eAction: Opens on temperature rise (auto-reset)\u003c\/li\u003e\n\u003cli\u003eFits: AMEC800603BNAA and compatible Goodman\/Amana furnaces\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe OEM 20162903 arrives with the exact trip temperature, mounting flange, and terminal orientation for a true bolt-in fit. Generic snap-disc limits often have different setpoints or bracket geometry, forcing rework and risking nuisance trips or missed protection. For a safety device, choose OEM.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (2\/5)\u003c\/strong\u003e — Two mounting screws and two spade connectors. Requires power off at the disconnect. Estimated time: 20–30 minutes. Professional installation recommended.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057541628275,"sku":"GOODMAN-3786","price":14.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-150-f-primary-limit-switch-for-amec800603bnaa-20162903","provider":"National HVAC Parts","version":"1.0","type":"link"}