The first large-capacity Ecogener HG200K model from Esfuelcell Co., Ltd. is a clean hydrogen fuel cell system (PEMFC) with a rated output of 200kW. It operates on pure hydrogen and achieves an electrical efficiency of 50% or higher, making it a high-efficiency system suitable for various applications such as electricity generation, hydrogen refueling stations, and commercial buildings with high energy consumption as auxiliary power and emergency power generation devices.