10 ton electric hoist drum cover length 178 lifting height is 3 ~ 30m. The lifting weight of electric hoist is generally 0.3 ~ 80 tons, and the lifting height is generally 3 ~ 30 meters. Electric hoist is mainly composed of motor, transmission mechanism and drum or sprocket, which is mainly divided into wire rope electric hoist and electric chain hoist. Among them, electric hoists are divided into imported and domestic ones. Wire rope electric hoist is divided into single-speed hoist, double-speed hoist, miniature electric hoist, hoist and multifunctional hoist.