Energy storage cabinet temperature control unit is a temperature control equipment specially used for electrochemical energy storage industry, it adopts the principle of compressor refrigeration, combined with refrigeration, heat pump, PTC heating and other working modes, in order to achieve the purpose of high performance temperature control of energy storage cabinet. In order to adapt to the harsh use environment, the temperature control unit of the energy storage cabinet is designed in strict accordance with the environmental tolerance requirements of IP54, and adopts a number of high-life design methods and strict process control processes, which can meet the long-term normal use in the high temperature and high humidity salt spray sand environment. Energy storage battery cluster liquid cooling test machine is specially used for electrochemical energy storage battery cluster test, it adopts compressor refrigeration principle, combined with refrigeration, heat pump, PTC heating and other working modes, in order to achieve the performance test of energy storage battery cluster. The temperature, pressure, flow and other related parameters of the battery cluster multi-battery pack were tested by the design of one-machine multi-channel.