{"product_id":"oem-goodman-auxiliary-limit-switch-for-wfd18070s3axcb-0130f00038","title":"OEM Goodman Auxiliary Limit Switch for WFD18070S3AXCB — 0130F00038","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 0130F00038 Auxiliary Limit Switch\u003c\/strong\u003e is a genuine OEM high-temperature safety cutout designed for the \u003cstrong\u003eWFD18070S3AXCB\u003c\/strong\u003e gas furnace and other compatible Goodman\/Amana models. This light-blue coded switch monitors heat-exchanger and plenum temperatures, opening the control circuit to shut down the burner if the unit overheats — a critical safety component that protects your furnace and home from thermal runaway.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: 0130F00038\u003c\/li\u003e\n\u003cli\u003eType: Auxiliary \/ rollout high-limit switch\u003c\/li\u003e\n\u003cli\u003eColor code: Light Blue\u003c\/li\u003e\n\u003cli\u003eAction: Normally-closed, opens on temperature rise, auto-reset\u003c\/li\u003e\n\u003cli\u003eFitment: Goodman WFD18070S3AXCB and compatible furnace platforms\u003c\/li\u003e\n\u003cli\u003eBrand: Goodman (Amana compatible)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eAftermarket limit switches often use a generic trip temperature that does not match your furnace's engineered setpoint. This genuine OEM switch is factory-calibrated to the exact temperature and color code specified for your model, ensuring the burner cycles and locks out precisely as designed. For a safety device, matching the OEM specification is strongly recommended over a lower-cost generic substitute.\u003c\/p\u003e\u003ch3\u003eInstallation\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDifficulty: Easy (1\/5).\u003c\/strong\u003e Cut power at the disconnect, unplug the two spade terminals, remove the mounting screws, and swap in the new switch. Most homeowners and technicians complete this repair in under 15 minutes. Always confirm the color code and mounting pattern match your original before installing.\u003c\/p\u003e\u003cp\u003eBacked by genuine Goodman quality and shipped fast from National HVAC Parts.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057150116211,"sku":"GOODMAN-0130F00038","price":18.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-auxiliary-limit-switch-for-wfd18070s3axcb-0130f00038","provider":"National HVAC Parts","version":"1.0","type":"link"}