{"product_id":"oem-lennox-ignition-control-board-94w83","title":"OEM Lennox Ignition Control Board — 94W83","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e94W83\u003c\/strong\u003e ignition control board is the brain of your furnace's ignition sequence. It manages the timing of the igniter, gas valve, and flame sensor to safely start and monitor combustion, while running critical safety checks on every cycle. This board is engineered to the exact specifications of your Lennox furnace for seamless communication with the rest of the control system.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon failure symptoms:\u003c\/strong\u003e When the \u003cstrong\u003e94W83\u003c\/strong\u003e board fails, you may notice the furnace failing to ignite, short cycling, error codes or flashing diagnostic LEDs, the blower running continuously, or no response at all when the thermostat calls for heat. A cracked solder joint or fried relay on the board is a frequent culprit behind intermittent no-heat calls.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy OEM matters:\u003c\/strong\u003e Aftermarket control boards often use different firmware, relay ratings, or pin configurations that can cause nuisance faults, improper timing, or safety lockouts on Lennox equipment. The factory-original \u003cstrong\u003e94W83\u003c\/strong\u003e guarantees correct ignition timing, safety-circuit compatibility, and reliable performance — protecting both your furnace and your warranty. In stock and ships same day.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081091137907,"sku":"LNX-94W83","price":129.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-furnace-LNX-94W83.jpg?v=1783762105","url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-ignition-control-board-94w83","provider":"National HVAC Parts","version":"1.0","type":"link"}