Athena Power AP-RRP4ATX6508 80 PLUS Certified 20+4Pin 2 x 500W Mini Redundant Server Power Supply Type: EPS12V Main Connector: 20+4Pin Output Current: +5V@11A, +12V x 3@11A, -12V@0.8A, +3.3V@11A, +5V-SB@2.0A Input Voltage: 88 -264 Volts AC Input Frequency Range: 47 - 63 Hz MTBF: 100,000 Hours on Maximum Load at +25°C Hold-up Time: 20ms Minimum at Nominal Input Voltage Dimensions: 5.9 x 3.4 x 8.9