{"product_id":"oem-goodman-150-f-primary-limit-switch-for-wgfm195115s5dac-20162903","title":"OEM Goodman 150°F Primary Limit Switch for WGFM195115S5DAC — 20162903","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 20162903 Primary Limit Switch\u003c\/strong\u003e is a genuine OEM high-limit safety control rated to open at \u003cstrong\u003e150°F\u003c\/strong\u003e, used in the \u003cstrong\u003eWGFM195115S5DAC\u003c\/strong\u003e gas furnace. This normally-closed thermal switch monitors heat-exchanger temperature and shuts down the burners if airflow is restricted or the furnace overheats — a critical safety device protecting against cracked heat exchangers and fire hazards.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 20162903\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Primary (high) limit switch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrip Temperature:\u003c\/strong\u003e 150°F (opens on rise)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Normally closed, auto-reset\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Over-temperature burner shutdown\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Goodman WGFM195115S5DAC gas furnace\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Goodman (Amana compatible)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eLimit switches are calibrated to a specific trip point and mounting footprint. This \u003cstrong\u003eOEM Goodman switch\u003c\/strong\u003e trips at the exact 150°F the furnace's controls expect, ensuring proper safety response. Generic switches with slightly different set points can cause premature lockouts or, worse, fail to protect the heat exchanger. For a safety control, OEM is strongly recommended.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (2\/5).\u003c\/strong\u003e Cut power at the breaker, remove the two mounting screws, unplug the spade terminals, and install the replacement in the same orientation. No calibration needed. Confirm the trip temperature and bracket match your original before installing.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058240307571,"sku":"GOODMAN-14412","price":29.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-150-f-primary-limit-switch-for-wgfm195115s5dac-20162903","provider":"National HVAC Parts","version":"1.0","type":"link"}