Athena Power AP-U3ATX80FEP8 20+4Pin 3U Power EPS-12V 800W, Support D300, D300L, 349R, 364R, 3055, RS316, E306, E3M16, CS833T, 300S 3U IPC case Main Connector: 20+4Pin Output: +3.3V@20A,+5V@22A,+12V1@32A, +12V2@32A, -12V@1A, +5VSB@sz3.5A Input Voltage: 88 - 264 V Input Frequency Range: 47 - 63 Hz Fans: 2 MTBF: >100,000 Hours Hold-up Time: 17 ms Minimum at Nominal Input Voltage Protection: Over voltage, short circuit and overload protection.