High efficiency of MD series dc motor as power part of the hydraulic unit, has small volume, large output, the advantages of low noise, can be used in various occasions and dc power source. The company according to different customer demand, the development of different specifications of the dc motor is widely used in such as container truck tail plate, the van door, warehouse, loading and unloading car such as a large number of vehicle hydraulic system. In addition, the jump in the car, tractor, sickbed automatic control system, etc, also have a wide range of applications. This company produces the voltage of dc motor by using the system can be divided into: 12 v, 24 v, 48 v. According to the motor diameter can be divided into: 3 inches, 4.5 inches, 5 inches six inches Given the customer by way of pump body interface each are not identical, therefore, our motor front-end interface also each are not identical, to meet the needs of different customers. For the appearance of the motor, we can according to the needs of users use galvanized, chrome plating, powder coating process means such as different colors.