{"product_id":"lennox-15m20-air-proving-pressure-switch-spst-n-o-len15m20","title":"Lennox 15M20 Pressure Switch SPST Normally Open -0.10 inches WC PF (LEN15M20)","description":"The Lennox 15M20 pressure switch turns your HVAC unit on or off according to detected pressure changes. It is designed to open on a pressure drop of -0.10\" W.C. This SPST-N.O. switch monitors inducer airflow and prevents ignition if safe venting isn’t established. It fits popular SGC120H4-02, SGC120H4-03, SGH120H4-01 units and more.\u003cul\u003e  \u003cli\u003eGenuine OEM Replacement Part\u003c\/li\u003e  \u003cli\u003eSPST N.O. Snap acting\u003c\/li\u003e  \u003cli\u003eNormally Open Contact to Actuate at 0.10\" +\/- 0.05 W.C. on Pressure Fall\u003c\/li\u003e\n\u003c\/ul\u003eThe Lennox 15M20 is an authentic OEM draft or pressure switch built for Lennox furnaces and rooftop units.","brand":"Lennox","offers":[{"title":"Default Title","offer_id":58219254382673,"sku":"LEN15M20","price":44.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/7795\/7969\/files\/LEN15M20.gif?v=1758660119","url":"https:\/\/goodearthhealth.com\/products\/lennox-15m20-air-proving-pressure-switch-spst-n-o-len15m20","provider":"GoodEarth Health","version":"1.0","type":"link"}