A climate management system for a power supply system including a plurality of cabinets is disclosed. The climate management system comprises a plurality of climate control units connected and in communication with each other, wherein each climate control unit is disposed in a corresponding cabinet to monitor, manage and control the corresponding cabinet, wherein one of the climate control units is defined as a master climate control unit and the other of the climate control units are defined as slave climate control units; and a control system unit connected and in communication with the master climate control unit. The master climate control unit is configured to collect, process and integrate the information transmitted from the slave climate control units and report the collected, processed and integrated information to the control system unit.