{"product_id":"oem-lennox-fan-blower-control-board-y4151","title":"OEM Lennox Fan Blower Control Board — Y4151","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003eY4151\u003c\/strong\u003e fan blower control board governs how and when your indoor blower motor operates, managing heating and cooling blower speeds, on\/off delays, and fan-only requests. Built as a direct factory replacement, it drops into compatible Lennox air handlers and furnaces to restore smooth, correctly timed airflow across every operating mode.\u003c\/p\u003e\u003cp\u003eA defective blower control board typically shows up as airflow problems. Look for a blower that won't start, runs continuously, cycles on and off unexpectedly, or fails to ramp to the correct speed during a heat or cool call. You may also notice the fan running long after the system shuts down, or no blower response at all despite a live thermostat signal. Relay burnout and surge damage are the usual culprits.\u003c\/p\u003e\u003cp\u003eInstalling an OEM Lennox board protects your comfort and equipment. The \u003cstrong\u003eY4151\u003c\/strong\u003e is matched to Lennox blower motor speed taps and timing logic, ensuring the delays and speed transitions your system expects. Generic substitutes can mis-time the blower, hurting efficiency and comfort or overheating the heat exchanger. Choose this OEM replacement for guaranteed fit and factory-correct operation. In stock and ready to ship same day.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081090187635,"sku":"LNX-Y4151","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-Y4151.jpg?v=1783760760","url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-fan-blower-control-board-y4151","provider":"National HVAC Parts","version":"1.0","type":"link"}