Novel power distribution cabinet

The utility model provides a novel power distribution cabinet, which comprises a cabinet body and a heat dissipation box, a jack part is arranged at the top of the cabinet body, and a jack is formed in the middle of the jack part; an annular plate is arranged on the outer wall of the middle of the heat dissipation box, the bottom of the heat dissipation box can penetrate through the insertion opening to extend into the cabinet body, the annular plate is fixed to the top of the cabinet body, and low-boiling-point liquid is contained in the bottom in the heat dissipation box. The power distribution cabinet provided by the utility model is simple in structure, has a heat dissipation function, can indirectly dissipate heat generated when electrical elements in the power distribution cabinet work to the outside through the heat dissipation box, passively dissipates heat and cools the power distribution cabinet, does not need to consume extra electric energy, has a good heat dissipation effect, and saves energy. 本实