Genuine Dell F4284 X2634 350W Power Supply (PSU) Power Brick Power Source, For Dimension 4700, 8400 and OptiPlex GX280 Tower, Identical Dell Part Numbers: C4849, C3629, G4265, Identical Model Numbers: N350N-00 / N350P-00 / L350P-00 / PS-6351-1DS / PS-6351-1DFS / NPS-350CB A / NPS-350CB B / NPS-350DB A For Dell Dimension 8400, 4700, For Dell OptiPlex GX280, Small Mini Tower(SMT) 350W Max Output, 100-120V or 200-240V Input Dimensions: 5.9 W x 3.4 H x 5.5 D - Inches, Similar Dell Part Numbers: F4284 / X2634 / C3629 / C4849 / G4265 Model Numbers: N350N-00 / N350P-00 / L350P-00 / PS-6351-1DS / PS-6351-1DFS / NPS-350CB A / NPS-350CB B / NPS-350DB A Connectors: P1 - 24pin ATX Motherboard Power, P2 - 4pin Pentium 4 Motherboard Power, P3 - SATA Power, P4 - 5pin (6pin)(DELL SATA Connector), P5 - SATA Power, P6 - 4pin Standard Molex, P7 - 4pin Floppy, P8 - 4pin Standard Molex, P9 - 4pin Standard Molex, P10- 6pin Auxiliary PCI-E Power