{"product_id":"oem-lennox-pressure-switch-kit-20j44","title":"OEM Lennox Pressure Switch Kit — 20J44","description":"\u003cp\u003eThe \u003cstrong\u003eLennox 20J44\u003c\/strong\u003e Pressure Switch Kit is a genuine OEM component that monitors the pressure differential produced by the inducer blower to verify proper venting and airflow before allowing furnace ignition. A faulty pressure switch can cause your Lennox furnace to shut down unexpectedly, fail to start, or trigger diagnostic fault codes on the control board. This direct OEM replacement guarantees compatibility and restores reliable, safe furnace operation.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63080931852659,"sku":"LNX-20J44","price":24.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-pressure-switch-kit-20j44","provider":"National HVAC Parts","version":"1.0","type":"link"}