Equipotential connection terminal box for general industrial and civil buildings, electrical installations, anti-indirect contact electric shock and ground faults caused by explosions and fires in the equipotential connection, building lightning protection and electronic information. Equipment against transient overvoltage and interference. Equipotential connection terminal box will be buildings such as high-rise residential, hospitals, swimming pools, etc. within the reinforcing steel network, distribution panel in the PE wire terminals, sockets, water and sewage pipes, heating pipes, medium gas piping, bathroom metal bathtubs, bath racks, showers, shower rails, refrigerators, air conditioners, conductive floor of the metal network will be connected to their respective equipotential connection terminal box within the terminal board, thus constituting their respective equipotential body, protect the safety of people and equipment. The safety of people and equipment.