Modular 3.68kVA PDU have a unique modular architecture designed specifically for the dense data center customers who want to maximize their power distribution and space efficiencies in the rack. This modular design consists of two main building blocks, the Control Unit and the Extension Bar(s). Providing easy accessibility and reduced cable clutter, the Modular PDUs offer you the flexibility to easily mount your units in several different locations within the rack, without having to sacrifice valuable rack U-space.