ms303Leviton MS303-DSS Manual Motor Controller, 30 A, 600 V, 3P, Non-Grounding, Short Toggle, MS Series is available to buy in increments of 1ms303-ds 30 Amp, 600 Volt, Three-Pole, Three Phase AC Manual Motor Controller, Suitable as Motor Disconnect, Toggle, Industrial Grade, Non-Grounding, Back & Side Wiring