Noise reduction box type generator set is equipped with bottom fuel tank, air inlet system, air exhaust system, high-efficiency muffler, smoke exhaust system, unit operation door, equipment maintenance door, shutters and other facilities. Reasonable and environmentally friendly design can achieve the effect of noise reduction and shock resistance, and the structure is very stable, which is convenient for lifting and transfer, making it difficult to be damaged in harsh environments. Can be designed as fixed and trailer mobile power station. The internal and external structure dimensions of the noise reduction box are changed according to the external dimensions of the relevant main parts. The high performance and high standards of reasonable structure can be customized according to the customer's site use and related requirements. product.