Description
The Lennox 72H72 is a round start capacitor engineered to deliver dependable motor-starting performance in residential and commercial HVAC applications. With a capacitance range of 189–227 microfarads (MFD) and a 330 VAC voltage rating, this capacitor provides the high-torque starting boost needed to get compressors and fan motors up to operating speed quickly and efficiently.
Designed as a direct OEM replacement for compatible Lennox systems, the 72H72 helps restore proper equipment operation and prevents the motor stress associated with hard-starting conditions. Its round form factor makes it easy to mount in standard capacitor brackets, simplifying installation and service.
Key Features
- Capacitance range: 189–227 MFD (microfarads)
- Voltage rating: 330 VAC
- Round form factor for easy bracket mounting
- OEM Lennox replacement part (SKU: 72H72)
- Provides high-torque starting assistance for compressors and fan motors
- Helps eliminate hard-start conditions and reduce motor wear
Application
- Compatible with select Lennox residential and commercial HVAC equipment
- Suitable for use with compressors and single-phase motors requiring start capacitor assistance
- Ideal for service replacement in the field
Why Choose the Lennox 72H72?
Using a genuine Lennox OEM capacitor ensures proper fit, reliable performance, and system longevity. The 189–227 MFD capacitance range accommodates normal manufacturing tolerances, while the 330 VAC rating provides a safe operating margin for typical residential and light commercial supply voltages. Keeping a start capacitor in stock means faster turnaround on service calls and less equipment downtime for your customers.







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