The Harrington H4 Heavy Duty Electric Chain Hoist has a lifting capacity of 4 tons (8,000 lbs). It features a 3 phase motor and trolley mounting, with a lift speed of 8 ft/min. The hoist has a lift height of 20 ft and comes with a 20 ft lift chain. It requires 460V AC 3 phase power. Safety features include an automatic brake, overload protection, and upper and lower limit switches. The hoist meets ASME specifications and comes with a 1 year warranty on defects. With rugged steel construction, this heavy duty electric hoist is well suited for demanding material handling applications.