The utility model discloses intelligent electronic equipment, which is connected with multiple external sensors, and comprises a filter, an A/D converter, a DSP (Digital Signal Processor), a CPU (Central Processing Unit), a power supply and an RAM (Random Access Memory). The sensors are respectively connected with the filter; the filter, the DSP and the CPU are successively connected; the power supply is respectively connected with the A/D converter, the DSP and the CPU; and the RAM is connected with the CPU. The intelligent electronic equipment can comprehensively acquire different information, rapidly processes the information and obtains accurate results, thereby realizing online transformer and GIS monitoring.