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YB□ series and YKW series prefabricated substation are independently developed and produced by our company. Through long-term continuous improvement, the technology of the products has been quite mature. The latest FRP material box shell meets the special requirements of thermal insulation and anti-corrosion, and can be put into operation after modular transportation, field combination and wiring. It is suitable for 40.5kV and below three-phase AC 50 Hz power transmission, transformation and distribution system. It is widely used in public power distribution, residential buildings, factories and mining enterprises, road lighting, modular switching station and temporary construction power supply, etc.