{"product_id":"oem-lennox-pressure-switch-with-mount-65w49","title":"OEM Lennox Pressure Switch with Mount — 65W49","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e65W49\u003c\/strong\u003e pressure switch ships complete with its factory mounting bracket, ensuring a bolt-in fit in your Lennox furnace. This safety switch senses the negative pressure created by the inducer motor and confirms adequate venting draft before allowing ignition — safeguarding against blocked flues and unsafe combustion.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon failure symptoms:\u003c\/strong\u003e A faulty \u003cstrong\u003e65W49\u003c\/strong\u003e commonly presents as a furnace that will not light, an inducer that runs without ignition following, repeated pressure-switch fault codes, or short cycling. Contamination in the port, a cracked sensing hose, or a switch stuck open are typical culprits.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy OEM matters:\u003c\/strong\u003e The included bracket and the switch's calibrated trip point are engineered specifically for Lennox equipment. Generic switches may mount incorrectly or carry the wrong pressure setpoint, defeating a critical safety function or triggering nuisance lockouts. The OEM \u003cstrong\u003e65W49\u003c\/strong\u003e delivers the correct calibration, exact mounting, and factory-rated reliability your system requires.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081098969459,"sku":"LNX-65W49","price":24.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-draft-inducer-LNX-65W49.jpg?v=1783762975","url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-pressure-switch-with-mount-65w49","provider":"National HVAC Parts","version":"1.0","type":"link"}