Definite Purpose Control - Contactor, 3 Poles, 40 A, 110 to 120 V ac, 40 A Resistive Load, 1/3 Phases, 7-1/2 hp (Single Phase);10 hp (Three Phase);5.5 kW (Single Phase);7.5 kW (Three Phase) Motor Power, 15 to 50 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, 3.35 in Overall Length, 2.40 in Overall Width, 1.19 lb