Carrier HT01BD201 Control Transformer Primary Secondary Transformers - 200/230/460V 24V 40VA

The Carrier HT01BD201 is a Factory Authorized Parts control transformer designed for use in Carrier, Bryant, and Payne HVAC systems. This step-down transformer accepts a multi-tap primary voltage of 200V, 230V, or 460V and delivers a stable 24V secondary output at a power rating of 40 VA, making it ideal for powering low-voltage control circuits in heating and cooling equipment.

Key Features:

• Multi-tap primary voltage: 200V / 230V / 460V
• 24V secondary output voltage
• 40 VA power rating
• 60 Hz single-phase operation
• Class 2 transformer designation
• OEM Factory Authorized Replacement Part
• Also sold under part number HT01BD201B

This transformer is a direct OEM replacement for Carrier Corporation HVAC systems and serves as a drop-in substitute for legacy part numbers including HT01BD230. It is classified as a Class 2 control transformer, supplying the 24-volt control circuit power needed to operate thermostats, zone valves, relays, and control boards throughout the system.