The 10kV SCB12, SCB14, and SCB18 epoxy resin cast dry-type power transformers can be used as replacement products for oil immersed distribution transformers. They are the most energy-efficient dry-type transformers and are particularly suitable for important places such as urban power grids, high-rise buildings, business centers, theaters, hospitals, hotels, tunnels, subways, stations, docks, airports, underground power stations, laboratories, and combination substations.