Features: Motor Single or dual speed motor (multi-pole solution). We have chosen the cylindrical type of motor in order to reduce any kind of problem in maintenance, avoiding the sliding of the rotor. Our motors come from the market, according to IEC rules. Brake Electro-magnetic disk type; asbestos free. No sliding of the shaft; the brake torque is adjusting in a very wide range of values. Low current input and noise. Spur gear Three steps epicyclical type. Frame A rugged frame made by two side steel machined flanges, connected by four high quality steel rods. Drum Single or double rope steel drum with maintenance free central bearing. Safety limit switch Worm gear safety limit switches for hook position, with possibility of adjusting for intermediate positions. Electric control Contactor control box with "emergency stop". Variable frequency control is also available.