{"product_id":"oem-goodman-auxiliary-limit-switch-for-gdh80403axbc-0130f00038","title":"OEM Goodman Auxiliary Limit Switch for GDH80403AXBC — 0130F00038","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 0130F00038 Auxiliary Limit Switch\u003c\/strong\u003e is a genuine OEM high-limit safety control designed as a direct-fit replacement for the \u003cstrong\u003eGoodman GDH80403AXBC\u003c\/strong\u003e gas furnace. Identified by its light-blue housing, this switch continuously monitors heat-exchanger and plenum temperatures and opens the ignition circuit if the furnace overheats — protecting your equipment and home from unsafe operating conditions.\u003c\/p\u003e\u003cp\u003eOver time, thermal cycling can cause a limit switch to trip prematurely, fail to reset, or stay open, resulting in short-cycling, no-heat calls, or a furnace that locks out on limit. Installing the correct OEM switch restores factory safety response and eliminates guesswork on trip temperatures.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eType: Auxiliary \/ high-limit safety switch (normally closed)\u003c\/li\u003e\n\u003cli\u003eHousing color: Light blue (factory-coded)\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: 0130F00038\u003c\/li\u003e\n\u003cli\u003eBrand: Goodman\u003c\/li\u003e\n\u003cli\u003eCompatible model: GDH80403AXBC (80% AFUE gas furnace)\u003c\/li\u003e\n\u003cli\u003eFunction: Opens ignition circuit on over-temperature\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eOur OEM Goodman switch is calibrated to the exact trip and reset temperatures specified for your furnace. Generic aftermarket limits may carry different setpoints that cause nuisance trips or, worse, delayed shutdown. For a safety-critical control, we recommend the OEM part.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (1\/5).\u003c\/strong\u003e Two mounting screws and two spade terminals. Always shut off power and gas at the furnace before servicing. Most DIYers complete this replacement in under 15 minutes.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058074337651,"sku":"GOODMAN-10240","price":18.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-auxiliary-limit-switch-for-gdh80403axbc-0130f00038","provider":"National HVAC Parts","version":"1.0","type":"link"}