{"product_id":"oem-lennox-pressure-switch-high-altitude-18l24","title":"OEM Lennox Pressure Switch High Altitude — 18L24","description":"\u003cp\u003eThe \u003cstrong\u003eLennox 18L24\u003c\/strong\u003e is a genuine OEM pressure switch specifically calibrated for high altitude installations where lower atmospheric pressure requires adjusted sensitivity thresholds to ensure proper and safe Lennox furnace operation. If your high altitude Lennox system experiences nuisance lockouts, ignition failures, or pressure-related fault codes, this switch may need replacement. Using the correct high altitude pressure switch is critical for reliable performance and safety compliance in elevated installations.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081041494387,"sku":"LNX-18L24","price":24.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-pressure-switch-high-altitude-18l24","provider":"National HVAC Parts","version":"1.0","type":"link"}