The invention relates to a photoelectric cabinet with detachable bus bars. The photoelectric cabinet comprises a cabinet body, a power distribution unit which is arranged at the upper end of the cabinet body and an optical unit which is arranged at the lower end of the cabinet body. The photoelectric cabinet is characterized in that a detachable electrode A bus bar, a detachable electrode B bus bar, a detachable electrode C bus bar and a detachable zero bus bar are arranged in the power distribution unit. The detachable electrode A bus bar, the detachable electrode B bus bar, the detachable electrode C bus bar and the detachable zero bus bar are respectively installed on a first insulated and fixed bar, a second insulated and fixed bar, a third insulated and fixed bar and a fourth insulated and fixed bar. The photoelectric cabinet with the detachable bus bars has the advantages that the incoming and outgoing cables are enabled to be tidy and attractive, the arrangement of components in the cabinet is also optimized, the structure is enabled to be compact and reasonable, the appearance is attractive, the space of building cable shafts is saved to the utmost extent and the construction is more convenient and quicker.