Description
Lennox 37L48 Fan Blade Overview
The Lennox 37L48 is a precision-engineered OEM replacement fan blade designed to restore optimal airflow performance in compatible Lennox HVAC systems. Built to exact factory specifications, this blade ensures reliable, efficient operation and a direct-fit installation with no modifications required.
Key Specifications
- SKU: 37L48
- Brand: Lennox
- Blade Diameter: 16 inches
- Blade Pitch: 32 degrees
- Number of Blades: 3
- Rotation Direction: Counter-Clockwise (CCW)
- Bore Size: 1/2 inch
Features & Benefits
- OEM replacement blade engineered to Lennox factory standards
- 32-degree pitch optimized for high-efficiency airflow delivery
- Counter-clockwise (CCW) rotation for correct directional airflow in compatible units
- 1/2″ bore provides a secure, precise fit on the motor shaft
- 3-blade design balances airflow volume with quiet, smooth operation
- Direct replacement minimizes downtime during service or repair
Application
The Lennox 37L48 fan blade is intended for use in Lennox condensing units and air-handling equipment that require a 16-inch, 3-blade CCW fan blade. Always verify compatibility with your specific Lennox model before installation. Consult the equipment service manual or contact your distributor for cross-reference information.







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