040-529

This heavy-duty 40VA control transformer is a vital electrical component designed to step down high-voltage power for HVAC systems. It converts a primary input of 208V or 230V into a stable 24V secondary output, which is essential for powering thermostats, relays, contactors, and integrated furnace or air handler control boards. If your air conditioner or heat pump is failing to communicate with the thermostat or the control circuit has lost power, this transformer provides the necessary low-voltage supply to restore system functionality. Engineered for reliability and longevity, it serves as an ideal replacement part for maintaining consistent climate control performance in residential and light commercial units.
Type: Electrical Transformer
Size: Standard 40VA Power Class
Application: Commonly used in HVAC equipment including air handlers, heat pumps, and central air conditioning systems to provide low-voltage power to control circuits and accessories.
Specifications: Primary Voltage: 208/230V AC; Secondary Voltage: 24V AC; Power Rating: 40VA; Frequency: 50/60 Hz; Type: Step-down Transformer