{"product_id":"oem-goodman-140-f-stack-overtemp-switch-for-gsu080-4-b1370253","title":"OEM Goodman 140°F Stack Overtemp Switch for GSU080-4 — B1370253","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman B1370253 Stack Overtemp Switch\u003c\/strong\u003e is a genuine OEM thermal safety device for \u003cstrong\u003eGSU080-4\u003c\/strong\u003e gas furnaces. Positioned on the flue\/vent stack, it senses excessive vent temperature and opens at \u003cstrong\u003e140°F\u003c\/strong\u003e to signal an overheating or improper-venting condition. This protects the vent connector and PVC piping on condensing-style installations from heat damage.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: B1370253\u003c\/li\u003e\n\u003cli\u003eType: Stack \/ vent overtemperature switch\u003c\/li\u003e\n\u003cli\u003eTrip Temperature: 140°F\u003c\/li\u003e\n\u003cli\u003eReset: Automatic (self-resetting on cool-down)\u003c\/li\u003e\n\u003cli\u003eContact State: Normally Closed (opens on temperature)\u003c\/li\u003e\n\u003cli\u003eCompatible Model: Goodman GSU080-4 furnace\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eBecause it guards low-temperature vent materials, the 140°F set point must be exact. This \u003cstrong\u003efactory-original Goodman switch\u003c\/strong\u003e delivers the precise trip temperature and the correct clip\/bracket for the stack. Generic thermostatic discs often carry loose tolerances that cause premature tripping or fail to protect the vent at all.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (1 of 5).\u003c\/strong\u003e Disconnect power, remove the two spade connectors, unclip or unscrew the switch from the stack, and mount the replacement in the same spot with good surface contact. Roughly 10 minutes. If the switch keeps tripping, inspect for a restricted or undersized vent before returning to service.\u003c\/p\u003e\u003cp\u003eGenuine Goodman part — in stock and shipping today.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058182603123,"sku":"GOODMAN-13008","price":8.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-140-f-stack-overtemp-switch-for-gsu080-4-b1370253","provider":"National HVAC Parts","version":"1.0","type":"link"}