YBM2 America substaion has the featurer of reliable power supply,reasonable structure, installation fast, flexible, easy operation, small size and low cost,it can be used inside and outdoors.And it is widely used in the industrial park, residents of lower areas, business center and high-rise buildings and other places.The difference between America substation and domestic conventional substation is that it unified design of the transformer body, high voltage oil-immersed load switch, fuse protection,and put them in a metal box in the same oiling,therefore,the volume is small.