{"product_id":"oem-goodman-150f-primary-limit-switch-for-wgfd293070-20162903","title":"OEM Goodman 150F Primary Limit Switch for WGFD293070 — 20162903","description":"\u003ch2\u003eGoodman 20162903 Primary Limit Switch (150°F)\u003c\/h2\u003e\u003cp\u003eThe Goodman \u003cstrong\u003e20162903\u003c\/strong\u003e primary high-limit switch is a genuine OEM safety control for the \u003cstrong\u003eWGFD293070V4CAA\u003c\/strong\u003e gas furnace. Rated to open at approximately \u003cstrong\u003e150°F\u003c\/strong\u003e, this switch continuously monitors heat-exchanger temperature and shuts off the burners if the furnace overheats — protecting the heat exchanger and preventing unsafe operation. A failed limit switch is a common cause of short-cycling, no-heat conditions, or a furnace that runs the blower continuously.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 20162903\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Primary High-Limit Switch (Manual\/Auto Reset)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrip Temperature:\u003c\/strong\u003e 150°F cutout\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Limit \/ Safety Switch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Goodman\/Amana WGFD293070V4CAA gas furnace\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEquipment:\u003c\/strong\u003e Gas Furnace\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eLimit switches must trip at an exact temperature to protect the specific heat exchanger. A generic switch with the wrong setpoint can allow dangerous overheating or cause nuisance trips. The OEM 20162903 is calibrated to Goodman's factory 150°F spec for reliable, safe protection.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (2\/5).\u003c\/strong\u003e Requires removing two mounting screws and transferring the wire terminals. Cut power at the breaker before servicing and confirm correct orientation. Straightforward for a handy DIYer; consult a technician if unsure.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058231263603,"sku":"GOODMAN-14213","price":29.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-150f-primary-limit-switch-for-wgfd293070-20162903","provider":"National HVAC Parts","version":"1.0","type":"link"}