The Harrington H4 Heavy Duty Electric Chain Hoist has a lifting capacity of 4 tons (8,000 lbs). It features a 3 phase motor, forged steel hooks with safety latches, Weston-style mechanical load brake, and push button controls. This hoist has dual pawl ratchet mechanisms, hardened steel gears, and meets ASME B30.16 safety standards. The lift speed is 8 ft/min. It requires 460V 3 phase power. This heavy duty electric hoist is ideal for industrial lifting applications.