The Westinghouse A200M4CAC is a 3-pole, magnetic contactor with a 120-volt coil and open-style construction, designed for panel-mount installation in industrial motor control systems. This NEMA Size 4 device switches high-capacity industrial motors and is used in control panels, motor control centers, and automated systems that require reliable electrical load switching for pumps, conveyors, HVAC equipment, and compressors. It operates at 50/60 Hz and has the MPN A200M4CAC; common replacements include Eaton A200M4CAC Contactor, Cutler-Hammer AN21 Series Contactor, and Allen-Bradley 500-EOD Contactor.
