Products Details of high speed coil transfer car Products Model:Coil transfer car Color:As demands Power Supply:Towed cable powered Usage:Coil cargo transfer Load:1-150 tons Warranty:1 year Working principle of high speed coil transfer car When the high speed coil transfer car moves, the cable pulls behind the car. The cable is connected to the ground at one end, while the other is powered by an electric control box on a car,and then provide the power to the engine.