Tripp Lite's SUDC208V42P40M Power Distribution Center supports 40kVA 3 phase UPS power distribution in critical datacenter equipment racks. Integrated 3 breaker 208v service bypass switch enables hot-swappable replacement of 40kVA 3 phase UPS systems without dropping the connected critical loads. Full size 42U rack enclosure with pre-installed 42 pole circuit breaker panel supports 3 phase 208V and single phase 208V and 120V outputs via optional corded receptacle whips, snap-in panel breakers and PDUs. Breaker panel includes 225A, 3 pole main breaker, ground and neutral bars, plus 1/2, 3/4 and 1 inch knockouts. Rack enclosure offers secure front and rear doors, removable side panels and shares common dimensions and overhead wiring tray accessories as Tripp Lite SR42UB rack enclosures. Compatible with Tripp Lite SUBB-series 1, 2 and 3 pole breakers, SUWL-series corded receptacle whips and a full line of compatible basic, metered, monitored and switched PDUs to support a variety of advanced network configurations.