Genuine Original OEM 425W Watt Dell XPS 410 420 430 Tower Desktop System Power Supply PSU Compatible Dell Part Numbers: C921D, TP728, L425P-00, PS-7431-2DF-LF 1x 24-Pin Standard ATX Power Connector 1x 4-Pin ATX Power Connector 2x 6-Pin PCI-E Power Connectors 6x SATA Power Connectors 1x Molex Power Connector 1x Floppy Drive Power Connector Compatible with the following Dell Desktop Systems: Dell XPS 420 Input: 100-240V 50-60 Hz; Output: 425W Max Dell Compatible Part Numbers: C921D, TP728 Dell Compatible Model Number: L425P-00, PS-7431-2DF-LF