The invention provides an electronic transformer status monitor system. The electronic transformer status monitor system comprises a distributed control unit, a main control unit and an output unit, wherein the distributed control unit is used to collect data volume signals and state variable signals of an electronic transformer, and comprises a data volume collection unit, a state variable collection unit, a standard transformer collection unit, a synchronous interface control unit and a wave record storage control unit, the main control unit is used to monitor, display and store data volume signal errors and work status of the electronic transformer, and comprises a control module, a status monitor module, an accuracy monitor module and a wave record monitor module, and the output unit comprises a local real time display unit and a remote real time display unit. Compared with the prior art, the electronic transformer status monitor system can monitor a plurality of the electronic transformers, can be synchronously connected with a plurality of external devices, can accurately monitor running status of the external devices, can record long term status and sudden failures, and furthermore can achieve remote monitoring for the electronic transformers.