Dell Optiplex 580 760 960 DT 255W Power Supply FR597 (D255P-00) 255 Watt Max Output, 100- 240V Input Compatible Dell Part Numbers: RM110, FR597, CY826, WU123, T164M, N249M, C112T, D390T, F283T, G238T, V6V76 Model Numbers: F255E-01, D255P-00, L255P-01, AC255AD-00, H255E-01 Reference Numbers: DPS-255BB A, PS-5261-3DF1-LF, VP09500052-00, HP-D2553A0 Connectors: 1x 24-Pin Mini ATX Power Connector, 1x 4-Pin ATX Power Connector, 2x SATA Power Connectors, 1x Floppy Drive Power Connector