Lennox 57C81 - (57C8101) Fan Blade, 24" Diameter, 3-Blade, 18 Pitch, 1/2" Bore, CW Facing Discharge
Ensure optimal airflow and reliable performance with the Lennox 57C81 (57C8101) Fan Blade, a genuine OEM replacement designed for high-efficiency HVAC systems. This durable fan blade features a 24-inch diameter and a 3-blade configuration, engineered to provide balanced and efficient air movement across a variety of residential and light commercial units.
With a 18° pitch, the fan blade is optimized for consistent air delivery, contributing to improved system efficiency and reduced energy consumption. The 1/2-inch bore ensures a secure and stable fit on compatible motor shafts, while the clockwise (CW) facing discharge orientation aligns with standard airflow direction in many Lennox units, supporting proper ventilation and condenser function.
Key Features:
- Model: 57C81 (57C8101)
- Blade Diameter: 24 inches
- Number of Blades: 3
- Blade Pitch: 18 degrees
- Bore Size: 1/2 inch
- Rotation: Clockwise (CW) Facing Discharge
- Material: Sturdy aluminum construction for corrosion resistance and longevity
- Application: Ideal for use in Lennox condensers, rooftop units, and other compatible HVAC systems
Why Choose This Replacement Fan Blade?
The Lennox 57C81 is engineered for OEM compatibility, making it a reliable solution for restoring airflow performance in your HVAC equipment. Its robust design ensures long-term operation under demanding conditions, helping maintain proper system cooling and overall efficiency.
Compatible with multiple Lennox systems — always verify model compatibility before purchase.
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