Magnetic Motor Starter, Overload Protection Type Thermal, Series CR306, Number of Poles 3, Phase Three, Mounting Style DIN Rail, Starter Style NEMA, Reversing Capability Non-Reversing, Maximum Voltage Rating 120V AC, Coil Voltage 120V AC, Horsepower @ Three Phase - 600V AC 100 hp, Horsepower @ Three Phase - 240V AC 50 hp, Horsepower @ Three Phase - 208V AC 40 hp, Horsepower @ Three Phase - 480V AC 100 hp, Current AC 135 A, NEMA Enclosure Rating No Enclosure, NEMA Size 4, Overall Height 11.62 in