{"product_id":"oem-goodman-auxiliary-limit-switch-light-blue-for-gmh950905cxac-0130f00038","title":"OEM Goodman Auxiliary Limit Switch (Light Blue) for GMH950905CXAC — 0130F00038","description":"\u003cp\u003eThe genuine Goodman \u003cstrong\u003e0130F00038\u003c\/strong\u003e auxiliary limit switch (identified by its light-blue body) is an OEM exact-fit safety control for the Goodman \u003cstrong\u003eGMH950905CXAC\u003c\/strong\u003e furnace. This normally-closed thermal switch opens the ignition circuit if it detects an abnormal temperature — protecting the furnace and home from overheating caused by restricted airflow, a dirty filter, or blower failure.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eType: Auxiliary \/ secondary limit switch (thermal, normally closed)\u003c\/li\u003e\n\u003cli\u003eColor code: Light blue (trip-temperature specific)\u003c\/li\u003e\n\u003cli\u003eFunction: Overheat \/ high-limit safety cutout\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: 0130F00038\u003c\/li\u003e\n\u003cli\u003eFits: Goodman GMH950905CXAC and compatible furnaces\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eLimit switches are calibrated to a specific trip and reset temperature — Goodman color-codes them for exactly this reason. The \u003cstrong\u003eOEM 0130F00038\u003c\/strong\u003e guarantees the correct light-blue trip point. A generic or wrong-color switch can trip too early (no heat) or too late (a genuine safety hazard). On a safety control, always match the OEM part.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (2\/5).\u003c\/strong\u003e Unplug the two spade terminals, unscrew the bracket, and mount the replacement. Confirm the correct color code before installing. Shut off power and gas first.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058120900979,"sku":"GOODMAN-11408","price":5.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-auxiliary-limit-switch-light-blue-for-gmh950905cxac-0130f00038","provider":"National HVAC Parts","version":"1.0","type":"link"}