A noise and electromagnetic field synchronous detection system of electric power equipment of the utility model includes a noise acquisition device for electric power equipment noise detection, an electromagnetic field strength detection device for electromagnetic field strength detection of the electric power equipment, a data monitoring center, and a synchronous transmission device which is used for connecting the noise acquisition device and the electromagnetic field strength detection device with the data monitoring center; and the synchronous transmission device synchronously transmits a noise signal and an electromagnetic field strength signal to the data monitoring center. The noise and electromagnetic field synchronous detection system of the electric power equipment of the utility model can carry out the synchronous detection and tracking in the real time manner of the noise and the electromagnetic field of the electric power equipment at each detection point, and can timely transmits the real-time detection data synchronously to the data monitoring center, so that the labor cost is effectively reduced and the transmission speed and response rate are greatly improved; and the electric power department can respond quickly according to the noise and electromagnetic field data, so that the power supply is carried out normally and orderly.