1600W (220Vac), 1200W (110Vac) Output Power 12V Main Output,3.3V or 5V Standby Output 1U sized; dimensions 12” x 4.75” x 1.6” 17.5 Watts per cubic inch density N+1 redundancy capable,including hot-docking Active Current Sharing on main output Over-voltage, Over-current,Over-temperature protection Internal cooling fans I²C Bus Interface with Status Indicators Optional 1U x 19” Power-Shelf