what is a distribution rack
A rack PDU is a power distribution device designed to fit into a server rack in either a vertical (0U) or horizontal (1U or more) position.Rack mount PDUs are offered in many sizes and configurations depending on voltage, current, number and type of connections, as well as remote access and monitoring functionality. Need for advanced monitoring of circuit/outlet. 2  While an out-level type of power distribution unit is the most advanced on the market, it can be used anywhere from a server closet to a data center rack installation.