The invention provides a computer server control cabinet which comprises a cabinet body. The top of the control cabinet is provided with a blower fan, a first air filter and a second air filter. The cabinet body is provided with an air inlet. The air inlet is connected with the blower fan through a pipe. The blower fan is connected with the first air filter. The sidewall of the cabinet body is provided with an air outlet. The sidewall of the cabinet body of the air outlet is provided with a baffle plate. The baffle plate is provided with ventilating holes. The air outlet is connected with thesecond air filter through a pipe. The second air filter is connected with an air suction opening of the blower fan. The cabinet body is internally provided with a temperature sensor, a controller anda water-cooled pipe. Two sides of the cabinet body are respectively provided with a first pipe insertion opening and a second pipe insertion opening. One end of the water-cooled pipe is connected withthe air outlet of the cooling water control system, and the other end penetrates through a first pipe insertion opening and a second pipe insertion opening and is connected with a water returning port of the cooling water control system. The computer server control cabinet can realize automatic monitoring and automatic dedusting to the temperature in the cabinet body and furthermore has advantages of simple structure and high convenience in use.