Check the listing for details. Cisco UCSC-PSU1-770W Power Supply PSU for UCS C220 M4 Server. Condition: Used. Listed at 230.00 USD. Cisco UCSC-PSU1-770W Power Supply PSU for UCS C220 M4 ServerModel: UCSC-PSU-650W P/N: 341-0490-02 Tested, 12 months warranty, pulls from servers which were in use for less than a month Power DeviceInput Voltage AC 100 -240 VInput Voltage Range AC 90 - 264 VFrequency Required 47 - 63 HzPower Capacity 770 WattCompatibility Information Designed For Cisco UCS C220 M4 Entry Plus Smart Play (770 Watt),C220 M4 Entry Smart Play (770 Watt),C220 M4 High-Density Rack Server (Large Form Factor Disk Drive Model) (770 Watt),C220 M4 High-Density Rack Server (Small Form Factor Disk Drive Model) (770 Watt),C220 M4 Rack Server (770 Watt),C220 M4 SFF (Not sold Standalone) (770 Watt),C220 M4 Value Smart Play (770 Watt),Smart Play 8 C220 M4 SFF Entry (770 Watt),Smart Play 8 C220 M4 SFF Entry Expansion Pack (770 Watt),Smart Play 8 C220 M4 SFF Entry Plus (770 Watt),Smart Play 8 C220 M4 SFF Entry Plus Expansion Pack (770 Watt),Smart Play 8 C220 M4 SFF Performance (770 Watt),Smart Play 8 C220 M4 SFF Performance Plus (770 Watt),Smart Play 8 C220 M4 SFF Value (770 Watt),Smart Play 8 C220 M4 SFF Value Plus (770 Watt) See RJ -37 dup .co.ukCS 193664 -1 dup .co.uk