The utility model discloses an intelligent power supply of a computer monitoring system, which is characterized in that a box body is internally provided with a mounting box, the mounting box is internally provided with a DC input module, the upper side of the DC input module is provided with an AC input module, the left side of the DC input module is provided with an AC-DC conversion module, the upper side of the AC-DC conversion module is provided with a microprocessor and control module, the right side of the microprocessor and control module is provided with a measurement and overload shedding device, the right side of the measurement and overload shedding module is provided with an alternating current and bypass output module, the upper side of the measurement and overload shedding device is provided with a network communication intelligent interface module, the mounting box is provided with a refrigeration pipe, the outer side of the refrigeration pipe is provided with a thermal insulation board, the outer side of the box body is provided with a thermal insulation deflation refrigerator, and a refrigeration port of the thermal insulation deflation refrigerator is connected with the refrigeration pipe. The intelligent power supply disclosed by the utility model can carry out cooling and noise reducing effectively, and can realize networked control.