The invention relates to a GIS switchgear driven by all-electric motor, which comprises a GIS body and a monitoring device, wherein the GIS body comprises a circuit breaker part, an isolating switch part and a grounding switch part, the circuit breaker part comprises a circuit breaker and a servo motor module which is used for controlling the opening and closing of the circuit breaker, the isolating switch part comprises an isolating switch and a servo motor module which is used for controlling the opening and closing of the isolating switch, and the grounding switch part comprises a groundingswitch and a servo motor module for controlling the opening and closing of the grounding switch, so that the volume and weight of the equipment are reduced; and the monitoring device is connected with the circuit breaker servo motor module, the isolating switch servo motor module and the grounding switch servo motor module, to control the opening and closing of the circuit breaker, the isolatingswitch and the grounding switch, to control the monitoring information such as an insulating gas state and a partial discharge state, to monitor and evaluate the reliability of the equipment, to reduce the size and the weight of the equipment, and to reduce the fault rate of GIS switch equipment.