In addition to the series of diesel generator sets and various functions of the diesel generator sets, the products also have the following characteristics: low noise, compact overall structure and small occupied space; All the boxes are of detachable structure. The boxes are made of steel plates. The surface is coated with high-performance antirust paint, and has the functions of noise reduction and rain prevention; Multi layer barrier impedance mismatch silencing structure and built-in large impedance silencer are adopted inside the box. The structure design of the box is reasonable. A large capacity oil tank is set inside the box, and two access doors are set at the left and right sides to facilitate the troubleshooting of the unit; At the same time, an observation window and a unit emergency stop fault button are set on the box to observe the operation of the unit and stop the unit at the fastest speed in case of emergency to avoid damage to the unit 1. The noise standard complies with iso374. 2. The interior is made of special silencing materials, and the built-in silencer makes the structure compact. Good ventilation and radiation protection structure 3. The specially treated box is fully suitable for all-weather use. 4. Observation windows shall be set at reasonable positions of the box to facilitate observation and operation. 5. Specially set shock absorber to make the unit operate quietly and peacefully 6. Large capacity base oil tank saves installation and connection.