{"product_id":"oem-goodman-10-in-wc-pressure-switch-for-gmh950703bxae-20197308","title":"OEM Goodman -.10 in WC Pressure Switch for GMH950703BXAE — 20197308","description":"\u003cp\u003eThe Goodman 20197308 is a genuine OEM air pressure switch engineered for the GMH950703BXAE 96% AFUE two-stage gas furnace and compatible Goodman\/Amana models. This normally open (NO) switch monitors combustion draft and proves proper venting airflow before the ignition sequence begins, protecting the heat exchanger from unsafe operation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eTrip point: -0.10 inch water column (WC)\u003c\/li\u003e\n\u003cli\u003eContact configuration: Normally Open (NO)\u003c\/li\u003e\n\u003cli\u003eSingle-port, spade-terminal connection\u003c\/li\u003e\n\u003cli\u003eApplication: Low-fire \/ draft proving on two-stage furnaces\u003c\/li\u003e\n\u003cli\u003eOEM part number: 20197308\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis is the factory OEM switch, calibrated to the exact -0.10 in WC set point Goodman specifies for the GMH950 platform. Generic aftermarket switches may have looser tolerances or incorrect set points, which can cause nuisance lockouts or unsafe draft proving. For reliable, code-correct operation we recommend the OEM part.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (2\/5).\u003c\/strong\u003e Two spade wires and one tubing connection; typically a 10–15 minute swap. Always cut power at the disconnect and confirm the correct trip point before returning the furnace to service.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058114314611,"sku":"GOODMAN-20197308","price":32.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-10-in-wc-pressure-switch-for-gmh950703bxae-20197308","provider":"National HVAC Parts","version":"1.0","type":"link"}