iStarUSA TC-2U50PD8 24Pin 500W Single 2U Server Power Supply - 80 PLUS Main Connector: 24Pin Output: +3.3V@24A, +5V@20A, +12V1@15A, +12V2@15A, +12V3@15A, -5V@0.3A, -12V@0.5A, +5Vsb@2.5A Fans: 1 Efficiency: 82% Hold-up Time: 16ms min. Protection: Over Current Protection Over Voltage Protection Short Circuits Protection Dimensions: 3.94 x 2.76 x 9.45