Product Description

The Lennox 24B72 Variable Frequency Drive Replacement Kit (Lennox part number 622785-29) is a factory-approved solution designed to restore precise motor speed control in compatible Lennox HVAC systems. This 3 HP variable frequency drive operates on 460 VAC, three-phase power and is engineered to regulate motor performance with high accuracy, improving system efficiency, reliability, and overall operating stability.

Designed as a direct replacement, this VFD replacement kit ensures proper communication between the motor and system controls, allowing smooth startup, reduced electrical stress, and optimized airflow or load management. It is ideal for servicing commercial and industrial Lennox equipment where consistent motor control and energy efficiency are critical.

Manufactured to Lennox OEM specifications, the 24B72 VFD replacement kit helps extend equipment life, minimize downtime, and maintain factory-level performance. It is recommended for professional HVAC technicians performing repairs or preventive maintenance on systems requiring a 3 HP, 460V variable frequency drive.

 

Key Features

• Genuine Lennox OEM variable frequency drive replacement kit
• Rated for 3 horsepower applications
• 460 VAC, three-phase electrical input
• Restores accurate motor speed control and system efficiency
• Designed for direct replacement in compatible Lennox HVAC equipment
• Helps reduce mechanical wear, electrical stress, and energy consumption

 

Applications

• Commercial and industrial Lennox HVAC systems
• Motor speed control and airflow regulation
• Replacement of failed or malfunctioning VFD units

 

Specifications

• Lennox part number: 24B72
• Manufacturer part number: 622785-29
• Drive type: Variable Frequency Drive (VFD)
• Horsepower rating: 3 HP
• Voltage: 460 VAC
• Phase: 3 phase

 

This Lennox 24B72 Variable Frequency Drive Replacement Kit is the correct choice for maintaining reliable operation and efficiency in high-performance HVAC systems where precise motor control is essential.