Athena Power AP-U2ATX45P 20+4Pin 450W Single 2U Server Power Supply Type: EPS12V Main Connector: 20+4Pin Output Current: +3.3V@16A,+5V@16A,+12V1@11A, +12V2@11A, -12V@0.8A, +5VSB@3A Input Voltage: 90~264 Volts Ac Input Frequency Range: 47 - 63 Hz Fans: 2 MTBF: 100,000 Hours on Maximum Load at +25°C Hold-up Time: 17ms Minimum at Nominal Input Voltage