The modular data center is mainly composed of cabinets, closed channels, power supply and distribution systems, refrigeration systems, intelligent monitoring systems, generic cabling and fire protection systems. A single modular data center is configured according to the maximum N cabinets (including server cabinets, network cabinets, and generic cabling cabinets). The module (excluding UPS) covers an area of 35 m2. With the maintenance channel outside the module and the PDF cabinet supplying power to the air conditioner inside the module, the total area does not exceed 55 m2 and the total height of the module does not exceed 2.65 m. The number of cabinets can be reduced in pairs according to customer requirements.