The elastic and scalable cabinet Power Distribution Unit ( PDU ) revolutionizes the conventional integrated design of traditional PDUs with a novel modular design philosophy.Innovatively,it perfectly integrates output modules,blank panels,and other plug-in components with a mini busbar through the E - PDU base.This approach facilitates the autonomous and rational configuration of PDU circuits,along with convenient expansion,supporting online hot swapping.It offers data center cabinets a more flexible,cost - efficient,and aesthetically pleasing power distribution management solution.