Definite Purpose Control - Contactor, 4 Poles, 30 A, 110 to 120 V ac, 40 A Resistive Load, 3 Phases, 15 hp;11 kW Motor Power, 25 to 40 A Frame, Quick Connect Terminal Connection, -13 °F Operating Temperature, +158 °F Operating Temperature, DIN Rail Mount, 50 to 60 Hz, 3.75 in Overall Height, 3.38 in Overall Length, 2.68 in Overall Width, 2.15 lb