The invention discloses an automatic power distribution cabinet having a regulation function. The automatic power distribution cabinet comprises a cabinet body, wherein a front surface of the cabinetbody is hinged with a push door via hinges, an observation window is fixedly arranged in a front surface of the push door, a handle is fixedly arranged on the front surface of the push door and is arranged below the observation window, a rubber sleeve sleeves a surface of the handle, and a first groove and a second groove are sequentially and fixedly connected to a left side and a right side of aninner wall of the cabinet body from top to bottom. By arranging a roller, a sliding rail, a rope, a fixed pulley, a motor, a rotation shaft and a rotation wheel, a switch is switched on, the motor works, the rotation shaft rotates, so that the rotation wheel rotates, a round ring is pulled to rotate, the rope is wound around the rotation wheel, and the roller upwards slides on the sliding way; and moreover, an installation plate moves upwards, the space of the installation plate in the automatic power distribution cabinet can be adjusted, relatively large electronic components can be placed,the automatic power distribution cabinet is very convenient, and the automatic power distribution cabinet has the regulation function.