Maximum 1000A;Full-length busbar hard connection, high;Flexible expansion, online hot-swapping, circuit breaker hot-swapping, branch monitoring module hot-swapping. Space Reconfiguration: Integrated at the top of the cabinet with zero floor footprint, increasing space. ower distribution system. This FlexPDU provides twelve additional 5-15R output receptacles for the UPS. It is equipped with a 5-20P. Eaton's rackmount PDU offering provides you with the power density and flexibility you require regardles of whether you're looking for PDUs for server racks or switching environments. From basic to advanced, switched PDUs, Eaton as rackmount PDUs for everything from small network closets to the. PDU (Power Distribution Unit) is a critical component in equipment cabinets, designed to deliver efficient and reliable power distribution. Use of higher distribution voltage also brings smaller.