{"product_id":"oem-goodman-auto-reset-auxiliary-limit-switch-for-amv80704bxa-20269903","title":"OEM Goodman Auto-Reset Auxiliary Limit Switch for AMV80704BXA — 20269903","description":"\u003ch2\u003eGoodman 20269903 Auxiliary Limit (Auto-Reset)\u003c\/h2\u003e\u003cp\u003eThe 20269903 is a genuine Goodman\/Amana auto-reset auxiliary high-limit switch built for the \u003cstrong\u003eAMV80704BXA\u003c\/strong\u003e 80% AFUE multi-position gas furnace. This normally-closed thermal control monitors temperature in the blower\/burner area and opens the circuit if it detects an overheat condition, shutting down the gas valve to protect the heat exchanger and cabinet. Because it is \u003cem\u003eauto-reset\u003c\/em\u003e, the switch re-closes automatically once temperatures return to a safe range — restoring normal operation without manual intervention.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: 20269903\u003c\/li\u003e\n\u003cli\u003eType: Auxiliary high-limit, snap-disc\u003c\/li\u003e\n\u003cli\u003eReset: Automatic\u003c\/li\u003e\n\u003cli\u003eContacts: Normally closed (opens on temperature rise)\u003c\/li\u003e\n\u003cli\u003eMount: Factory bracket \/ snap-in furnace fit\u003c\/li\u003e\n\u003cli\u003eFits: AMV80704BXA and compatible Goodman\/Amana furnaces\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eOEM 20269903\u003c\/strong\u003e is calibrated to the furnace's exact trip and reset temperatures and uses the correct terminal and bracket geometry for a true drop-in fit. Generic snap-discs may trip early (nuisance no-heat calls) or late (safety risk) and often need wiring adapters. For a safety limit, match the OEM calibration.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy\u003c\/strong\u003e — disconnect power, unplug the two spade terminals, remove the mounting screws, and install the replacement in the same orientation. A typical repair takes under 15 minutes for a service tech.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057803116915,"sku":"GOODMAN-20269903","price":10.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-auto-reset-auxiliary-limit-switch-for-amv80704bxa-20269903","provider":"National HVAC Parts","version":"1.0","type":"link"}