The invention discloses a power distribution cabinet for electrical engineering. The power distribution cabinet comprises a protective cabinet body, a first exhaust port, a baffle plate, a second exhaust port, supporting columns, a storage battery, a constant temperature sensor, a power on/off controller, a first opening and closing door, a first handle, a second handle, a second opening and closing door, a glass observation window, hinges, a top cover, a solar cell panel, a threaded hole, an upper layer accommodating chamber, a lower layer accommodating chamber, electric push rods, rollers, athrough hole, an air inlet, a first temperature sensor, a second temperature sensor, external threads, a first groove, a first filter screen, a second filter screen, a second groove, a welding rod, arefrigerating fan and a ventilation tube, wherein the protective cabinet body comprises the upper layer accommodating chamber and the lower layer accommodating chamber; and the upper end of the protective cabinet body is connected with the top cover and the solar cell panel. The power distribution cabinet has the beneficial effects of being relatively energy-saving, environmentally friendly, relatively safe, convenient to move, convenient to use and relatively stable, and having a dust removing effect.