E2S Co., Ltd.

E2S has the highest level of original technology in the field of nuclear and thermal power plant control systems through continuous research and development and technological innovation for over 30 years. E2S contributes to the stable operation of power plants and supplies generator excitation systems to domestic power plants. In addition, the generator excitation system test equipment can test excitation systems supplied by domestic and foreign manufacturers such as GE, ABB, BASLER, and Doosan Energy, and is supplied and operated to most domestic nuclear power plants. In particular, E2S supplies Class-1E instrumentation and control (I&C) products and parts to Korea Hydro & Nuclear Power (KHNP) and Doosan Energy, and is qualified to monitor and maintain CGID (nuclear power plant system) and electric modules.