Electrical switch cabinet with observation hole

The utility model provides an electrical switch cabinet with an observation hole. The electric switch cabinet comprises a cabinet body and an SF6 gas pressure switch arranged in the cabinet body. The outer box wall of the SF6 gas pressure switch is provided with an observation through hole, the through hole is provided with an observation hole pressure plate, a sealing ring and a transparent plate, the pressure plate is provided with the observation hole, the transparent plate and the sealing ring are pressed on the through hole by the pressure plate and are fixed, and the positions of the observation hole in the pressure plate, the transparent plate, the observation through hole and a main shaft in the gas pressure switch at a switching-off state are at the same axis. By using the technical scheme provided by the utility model, switching-on and switching-off states of the switch can be visually and reliably displayed, safety accidents caused by wrong display are prevented, the overall structure is simple, and the safety and the reliability are high.