The Cutler-Hammer SL50W430 Vacuum Contactor is a high-voltage AC switch rated for 4160 V and 400 A, intended for switching large electrical loads in industrial control systems. It is a vacuum contactor, a design chosen to interrupt and make heavy-duty AC circuits. The model SL50W430 is part of Cutler-Hammer's vacuum contactor lineup for applications involving industrial motor control and other high-current loads.
