{"product_id":"oem-goodman-0-35-no-pressure-switch-for-gsu080-4-b1370133","title":"OEM Goodman -0.35\" NO Pressure Switch for GSU080-4 — B1370133","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman B1370133 Pressure Switch\u003c\/strong\u003e is a genuine OEM safety component engineered for \u003cstrong\u003eGSU080-4\u003c\/strong\u003e gas furnaces. This normally-open (NO) air-proving switch monitors draft-inducer pressure and closes at a set point of \u003cstrong\u003e-0.35\" water column (WC)\u003c\/strong\u003e, verifying proper venting before the ignition sequence begins. If combustion airflow is blocked or the inducer fails, the switch prevents burner operation — protecting your equipment and your home.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: B1370133\u003c\/li\u003e\n\u003cli\u003eType: Air-proving \/ draft pressure switch\u003c\/li\u003e\n\u003cli\u003eContact State: Normally Open (NO)\u003c\/li\u003e\n\u003cli\u003eSet Point: -0.35\" WC (water column)\u003c\/li\u003e\n\u003cli\u003eCompatible Model: Goodman GSU080-4 furnace\u003c\/li\u003e\n\u003cli\u003eApplication: Gas furnace venting safety\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis is a \u003cstrong\u003efactory-original Goodman part\u003c\/strong\u003e, calibrated to the exact pressure threshold your furnace's control board expects. Generic aftermarket switches often use approximate set points, which can cause nuisance lockouts or fail to prove venting reliably. Choosing OEM guarantees a correct trip pressure and clean plug-and-play fit — no re-wiring or adapter tubing required.\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 and the rubber sensing tube, unscrew the mounting bracket, and reverse to install. Most homeowners with basic tools complete the swap in under 15 minutes. Always shut off gas and electrical power before servicing.\u003c\/p\u003e\u003cp\u003eBacked by genuine Goodman quality. In stock and ready to ship.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058182537587,"sku":"GOODMAN-13005","price":25.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-0-35-no-pressure-switch-for-gsu080-4-b1370133","provider":"National HVAC Parts","version":"1.0","type":"link"}