Barber-Colman 444 303.03 SCR Power Controller is an SCR-based device that regulates AC power to electrical loads. It is rated for 480 VAC and 50 A, enabling precise, controllable output for industrial heating, processing, or other equipment that benefits from power regulation. The 444 303.03 designation identifies the exact controller model within Barber-Colman’s SCR power-control family.
