LED driving power supply

The utility model provides an LED driving power supply which comprises a mounting plate, a protective shell is arranged above the mounting plate, an LED driving power supply body is arranged above the mounting plate, four connecting assemblies are arranged on one side of the mounting plate, a plurality of radiating fin assemblies are arranged on the outer surface of the LED driving power supply body, and the radiating fin assemblies are arranged on the outer surface of the LED driving power supply body. Two heat dissipation assemblies are arranged on the upper portion of the mounting plate, and two dehumidification nets are arranged on the upper portion of the mounting plate. Compared with the prior art, the LED driving power supply has the advantages that heat around and at the top of the LED driving power supply body can be quickly conducted out through the heat dissipation fin assembly, heat at the bottom of the LED driving power supply body can be quickly conducted out through the heat dissipation assembl