The present invention relates to the technical field of electric vehicles, in particular to an installation box for an electric vehicle controller, which includes a placement slot, a card slot is opened on the inner side of the placement slot, a sealing plate is slidably connected to the inside of the placement slot, and the right side of the sealing plate is There is a clamping plate fixedly connected, a chute is provided inside the placement slot, an upper slide plate is slidably connected inside the chute, an auxiliary slot is opened on the upper side of the upper slide plate, the lower side of the sealing plate is slidably connected with the inside of the auxiliary slot, and the auxiliary slot The lower side is provided with a cable arrangement. According to the present invention, there are relatively many potholes in the rural roads, which will cause larger vibrations during the movement of the tram, thereby ensuring that the controller inside the storage tank has a timely buffering effect after the tram is subjected to vibration, thereby ensuring the use of the controller. The safety is guaranteed, and the service life of the controller is guaranteed, avoiding the disadvantages that the rural roads are easy to cause vibration and cause the controller to be damaged.