Description
The Lennox 47W02 is an OEM-grade step-down transformer engineered to deliver stable, low-voltage control power in commercial and residential HVAC systems. Stepping down a 480V primary supply to a 24V secondary output at a 75VA capacity, this transformer ensures consistent, reliable power to control boards, thermostats, and other 24V control circuit components.
Key Features
- Primary voltage: 480V
- Secondary voltage: 24V
- VA rating: 75VA
- OEM Lennox replacement part (SKU: 47W02)
- Designed for dependable, long-term performance in HVAC control circuits
- Provides stable 24V power to thermostats, control boards, and low-voltage accessories
Application
The Lennox 47W02 transformer is ideal for use in commercial and residential HVAC systems where a 480V power supply must be stepped down to 24V for control circuit operation. Its 75VA capacity is well-suited to handle the load demands of modern HVAC control systems, including zone controls, relays, and actuators.
Why Choose the Lennox 47W02?
- Direct OEM replacement ensures fit, form, and function compatibility with Lennox equipment
- 75VA rating provides ample capacity for multi-component control circuits
- Engineered for the voltage step-down requirements of 480V commercial HVAC installations
- Supports reliable low-voltage signal integrity across connected controls and accessories









