{"product_id":"oem-lennox-fan-blower-control-board-48k98","title":"OEM Lennox Fan Blower Control Board — 48K98","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e48K98\u003c\/strong\u003e fan blower control board is the electronic brain that manages blower operation in your Lennox furnace. It controls fan-on and fan-off timing, switches between heating and cooling blower speeds, and coordinates the relays that route line voltage to the indoor motor. Correct board logic is what keeps your system delivering steady, comfortable airflow.\u003c\/p\u003e\u003cp\u003eWhen this control board fails, symptoms include a blower that won't start or won't shut off, incorrect fan timing, no response from the thermostat, tripped breakers, or visible burns and corrosion on the board's relays and traces. Power surges and aging relays are frequent causes.\u003c\/p\u003e\u003cp\u003eThe OEM \u003cstrong\u003e48K98\u003c\/strong\u003e is programmed with the exact timing profiles and speed-tap wiring your Lennox model expects — parameters aftermarket boards often approximate incorrectly. Installing the factory board ensures proper blower sequencing, protects your motor, and restores dependable operation for your Lennox equipment.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081104638323,"sku":"LNX-48K98","price":129.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-fan-LNX-48K98.jpg?v=1783760753","url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-fan-blower-control-board-48k98","provider":"National HVAC Parts","version":"1.0","type":"link"}