{"product_id":"oem-lennox-low-altitude-pressure-switch-17u20","title":"OEM Lennox Low Altitude Pressure Switch — 17U20","description":"\u003cp\u003eThe \u003cstrong\u003eLennox 17U20\u003c\/strong\u003e is a genuine OEM low altitude pressure switch that monitors the negative pressure created by the inducer motor to verify safe combustion conditions before allowing ignition to proceed. Symptoms of a failed pressure switch include a furnace that won't start, repeated lockouts, or error codes indicating a pressure fault on compatible Lennox systems. This direct-fit OEM replacement restores proper safety monitoring and reliable furnace operation.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63080939389299,"sku":"LNX-17U20","price":24.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-low-altitude-pressure-switch-17u20","provider":"National HVAC Parts","version":"1.0","type":"link"}