Intelligent column header cabinet is a distribution cabinet that comprehensively collects all energy data for the energy terminal of the data center computer room. It provides high-precision measurement data for the terminal energy monitoring system, reflects the power quality data in real time through the display unit and uploads it to the background dynamic environment control system through digital communication, so as to achieve effective management of the real-time monitoring and operation quality of the entire distribution system, help users optimize the network data center, strengthen energy consumption management, improve the server operation efficiency, and provide reliable guarantee for the all-round green data center.