Motor controller convenient for plugging lead

The utility model discloses a motor controller convenient for plugging a lead. Including a housing, a sealing plate is mounted on the upper end surface of the shell; cooling fins are evenly arranged on the inner side of the sealing plate. A jack connecting plate is mounted on the outer surface of one end of the shell; a jack connecting plate is mounted on the outer surface of the jack connecting plate; a built-in inserting box is mounted on the inner wall of the inserting hole connecting plate; a connecting port is formed in the inner side of the built-in insertion box; a circuit board placingframe is arranged at the lower end of the built-in insertion box; heat dissipation holes are evenly formed in the inner side of the circuit board containing frame, an auxiliary built-in inserting boxis installed at the lower end of the circuit board containing frame, an auxiliary connecting port is formed in the inner side of the auxiliary built-in inserting box, a radiator is installed on the outer surface of one side o