Description
The Carrier HT680056 is an OEM-grade step-down transformer engineered to deliver dependable, low-voltage power to HVAC control circuits. Stepping down a 120V primary supply to a 24V secondary output at 40VA, this transformer is a trusted solution for powering thermostats, control boards, zone panels, and other 24V control components in residential and light commercial HVAC systems.
Key Specifications
- Primary Voltage: 120V
- Secondary Voltage: 24V
- VA Rating: 40VA
- Brand: Carrier
- Part Number: HT680056
Features & Benefits
- OEM Carrier replacement part for assured compatibility and performance
- 40VA capacity provides ample power for standard HVAC control circuits
- Steps 120V primary down to safe 24V secondary for control system use
- Designed for use with thermostats, control boards, zone panels, and relay circuits
- Built to Carrier’s quality standards for long-lasting, reliable operation
- Direct replacement minimizes downtime during service and repair
Applications
- Residential and light commercial HVAC systems
- Furnace and air handler control circuits
- Thermostat and zone control power supply
- Carrier OEM equipment requiring 24V/40VA transformer replacement







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