{"product_id":"oem-lennox-switch-pressure-35-55-93w81","title":"OEM Lennox Switch-Pressure .35\/.55 — 93W81","description":"\u003cp\u003eThe \u003cstrong\u003eLennox 93W81\u003c\/strong\u003e (OEM part 103613-05) is a genuine OEM pressure switch rated at .35\/.55 inches of water column, engineered to monitor the negative pressure generated by the draft inducer in Lennox furnaces and confirm safe venting conditions before allowing the burners to ignite. If this switch fails or becomes stuck open, homeowners may notice the furnace failing to start, short-cycling, or displaying a pressure switch fault on the control board. This direct OEM Lennox replacement part meets factory specifications for accurate pressure sensing and dependable furnace operation.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081039430003,"sku":"LNX-93W81","price":39.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-switch-pressure-35-55-93w81","provider":"National HVAC Parts","version":"1.0","type":"link"}