Dongan Electric Manufacturing Co. HC-0500-4100 is a single‑phase power transformer rated at 0.5 kVA, with primary voltage options of 240 V or 480 V and a 120 V secondary. It steps down incoming 240/480 V to 120 V to power low‑voltage circuits in control panels, small equipment, or other 120 V loads within its 0.5 kVA rating.
