IBM System x 550W High Efficiency Platinum AC Power Supply - 550 W - 120 V AC, 230
V ACInput Voltage: 120
V ACInput Voltage: 230
V ACFrequency: 50
HzFrequency: 60
HzOutput Power: 550
WWeight (Approximate): 2.20 lbGreen
Compliant: YesGreen
Compliance Certificate/Authority: 80
Plus PlatinumLimited Warranty: 1 Year