... withour Electric Components -Good Quatity -Modular Type Modular Type Control Box for Cold Storage RoomIntroductionThe DK series cold storage unit control ... , defrosting setting, protection, automatic control, etc.4,The control box has indications of power supply, refrigeration, defrosting, and faults and ... compressors and closed compressors. High Quatity Modular Type Control Box for Cold Storage Room