Electric Chain Hoist, Duty Classification H4, Mount Type Motorized Trolley, Maximum Lifting Capacity 4,000 lb, Number of Speeds 1, Programmable Non-Programmable, Fixed Lift Speed 7 fpm, Minimum Lift Speed Not Applicable, Maximum Lift Speed Not Applicable, Trolley Speed 40 fpm, Maximum Lifting Length 15 ft, Current at Minimum Voltage 4.8 A, Current at Maximum Voltage 1.7 A, Motor Horsepower 1 1/4 hp, Operating Voltage 208-230/460V AC, Headroom 27 3/16 in, For Minimum Beam Height 4 29/32 in