The Lennox 45L66 direct drive blower wheel (LB-29333BCN) is a precision-engineered OEM replacement component designed to deliver consistent airflow performance in compatible Lennox HVAC systems. This blower wheel plays a critical role in maintaining proper air circulation across the heat exchanger or evaporator coil, ensuring efficient heating and cooling operation. Manufactured to Lennox factory specifications, it provides reliable balance, durability, and long service life in demanding residential and light commercial applications.

This direct drive blower wheel is ideal for restoring original airflow characteristics, reducing vibration, and supporting overall system efficiency when replacing a worn or damaged wheel.

 

Key Features:

• Genuine Lennox OEM blower wheel
• Direct drive design for smooth, efficient operation
• Precision-balanced for reduced noise and vibration
• Supports proper airflow and system performance
• Durable construction for long-term HVAC use

 

Applications:

• Compatible with select Lennox furnaces and air handlers using LB-29333BCN blower wheels
• Residential and light commercial HVAC systems
• Replacement of worn, bent, or unbalanced blower wheels

 

Specifications:

• Lennox Part Number: 45L66
• Factory Part Number: LB-29333BCN
• Type: Direct Drive Blower Wheel
• Wheel Diameter: 11-1/2 inches
• Wheel Width: 10 inches
• Shaft Bore: 1/2 inch