{"product_id":"oem-lennox-ignition-control-board-kit-12x09","title":"OEM Lennox Ignition Control Board Kit — 12X09","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e12X09\u003c\/strong\u003e ignition control board replacement kit governs the startup and safety sequence of your Lennox gas furnace. It manages the igniter warm-up, gas valve timing, flame sensing, and blower activation, ensuring each heating cycle lights cleanly and shuts down safely if a fault is detected.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon failure symptoms:\u003c\/strong\u003e A failing \u003cstrong\u003e12X09\u003c\/strong\u003e commonly shows up as a furnace that won't ignite, short cycling, the igniter glowing but no gas firing, repeated lockouts, flashing diagnostic LED fault codes, or the blower failing to start after ignition. Power surges, moisture, and worn relays frequently damage ignition boards.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy OEM matters:\u003c\/strong\u003e Ignition control is a safety-critical function, and the factory \u003cstrong\u003e12X09\u003c\/strong\u003e is calibrated to your Lennox furnace's exact flame-sense thresholds, timing, and gas valve compatibility. Genuine OEM parts protect against unsafe ignition sequences and nuisance lockouts that generic boards can introduce. Choosing the correct Lennox board preserves both safety certifications and rated performance. Verify the part number on your furnace's control assembly matches before installing.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081145172339,"sku":"LNX-12X09","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-12X09.jpg?v=1783762065","url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-ignition-control-board-kit-12x09","provider":"National HVAC Parts","version":"1.0","type":"link"}