iStarUSA IS-1000R3NP 24Pin 1000W Redundant 4U Server Power Supply Main Connector: 24Pin Output Current: +3.3V@40A, +5V@55A, +12V@80A, -12V@0.8A, -5V@0.5A, +5Vsb@2A Fans: 3 MTBF: >100,000 Hours Efficiency: 74% at Full Load Protection: OPP (Over Power Protection) OVP (Over Voltage Protection) OCP (Over Current Protection) SCP (Short Circuit Protection) Dimensions: 5.91 x 3.35 x 11.42 Parts: 1 year limited