Carrier HT680056 Transformer, 120V Primary, 24V Secondary, 40VA

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