Description
Lennox 45C51 Fan Blade Overview
The Lennox 45C51 is a direct OEM replacement fan blade engineered for reliable performance in Lennox condensing units and compatible HVAC systems. Featuring a 4-blade design with a 24-inch diameter and a 1/2-inch bore, this fan blade delivers efficient airflow management to keep your condenser operating at peak capacity.
Key Features
- OEM Lennox replacement fan blade (SKU: 45C51)
- 4-blade design for optimized airflow and balanced operation
- 24-inch (24″ diameter) for proper condenser coverage
- 1/2-inch bore for secure shaft mounting
- Built to Lennox OEM specifications for direct drop-in replacement
- Designed for long-lasting, low-vibration performance
Applications
- Lennox condensing units requiring fan blade replacement
- Residential and light commercial HVAC systems
- Condenser fan assemblies requiring a 24″ diameter, 1/2″ bore blade
Why Choose the Lennox 45C51?
Using a genuine OEM Lennox fan blade ensures proper fit, balanced rotation, and consistent airflow delivery. Aftermarket blades can introduce vibration, noise, and premature motor wear. The 45C51 is manufactured to exact Lennox tolerances, making it the trusted choice for HVAC technicians and service professionals who demand reliability and longevity from every repair.







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