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         The lightning protection box of the DC power supply is used to prevent the damage caused by the lightning overvoltage to the DC power supply system and the electric equipment, and to protect the safety of the equipment and the users. It is widely used in the protection of DC power supply for mobile communication base station, microwave communication bureau (station), telecommunication machine room, factory, civil aviation, finance, securities and so on.

         It is suitable for all kinds of DC power supply systems, such as DC power supply equipment, DC distribution box, DC distribution screen, electronic information system cabinet and so on.