Industrial A-20GV-K Auxiliary Switching Device

The Westinghouse A-20GV-K Auxiliary Switch is a panel-mounted auxiliary contact device rated for 20 A and 480 VAC / 250 VDC, built for use in industrial motor control systems. It provides auxiliary contact switching for motor starters and contactors, enabling control and monitoring functions in control panels and automation equipment deployed in heavy industrial environments. This part supports replacement maintenance and retrofit projects, and is commonly used in industrial control panels, motor starter assemblies, automation systems, and power distribution gear requiring dependable auxiliary switching and contact monitoring. Common replacements include the Westinghouse A-20GV Auxiliary Switch, Eaton Auxiliary Contact Block, and Cutler-Hammer 20A Auxiliary Switch.