PDI / Onyx Power floor-mount power distribution unit (PDU / unit substation) rated 300 kVA, taking 480VAC 3-phase 3-wire-plus-ground input through a 600A Square D PowerPact LG main breaker and stepping down via its integral isolation transformer to 208Y/120V output (833A). The distribution section is fully populated with ten 225A Square D branch breakers (CB-1 through CB-10) feeding busway and sub-panels, with PDI WaveStar branch-circuit monitoring and onboard display. Date code 2020, approximately 2,650 lbs, UL listed, in tested used condition pulled from a data center. A clean, recent-generation drop-in for data center, colocation, and critical-facility 208/120V distribution off a 480V source. Two units available; priced per unit, OBO.