The FCTS-M system is designed to provide a stable test platform for fuel cell engines. This system contains KDLF series fuel cell specific energy recycling DC electronic load, hydrogen supply unit, air supply unit (optional), cooling circulation unit, sampling control and protection unit, etc. The system test software is developed by Kewell independently. The system is used to test the function, performance, stability and safety of fuel cell engines, which is applicable to fuel cell engine R&D tests and end off-line tests.