OEM Lennox Blower Motor — 49K81
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The genuine OEM Lennox 49K81 blower motor powers the indoor fan that circulates heated and cooled air throughout your home. Manufactured to Lennox factory specifications, it matches the horsepower, speed taps, rotation, and shaft dimensions of the original, so it drops into its compatible furnace and air handler models while maintaining designed airflow and efficiency.
Common failure symptoms: reduced or no air from the vents, a motor that hums but won't turn, repeated tripping on thermal overload, excessive noise from worn bearings, intermittent operation as the windings break down, and warm air on cooling calls because the coil starves for airflow.
Why OEM matters: the 49K81 is engineered to move the precise CFM your Lennox system expects. Non-OEM motors can under- or over-drive the blower wheel, causing frozen coils, overheated heat exchangers, and premature compressor wear. Installing the factory part restores rated capacity and safeguards the rest of your equipment.
Shipping Information
- Orders placed before 3PM CST ship same business day
- Standard delivery: 2-5 business days
- Express shipping available at checkout
- Free shipping on orders over $75
- Tracking number emailed upon shipment
Return Policy
- 30-day returns on unused parts in original packaging
- Electrical parts (capacitors, contactors, control boards) are final sale once installed
- Email info@nationalhvacparts.com to initiate a return
- Refunds processed within 5-7 business days