Genuine Dell K8956 375W Power Supply PSU Power Brick Internal Power Source, For Dimension 9100, 9150, Precision Workstations 380, 390, XPS 400, UPGRADE PSU For Dimension 5100, E510, 5150, E520, E521, E310, 3100, Compatible Part Numbers: P8401, WM283, Model Numbers: NPS-375AB A, N375P-00, PS-6371-1DF-LF, L375P-00 Genuine Dell Replacement Power Supply, 375 Watt Max Output 100-120V or 200-240V Input, Compatible Part Numbers: P8401, K8956, WM283 Model Numbers: L375P-00, N375P-00, PNL375P, PS-6371-1DF-LF Connectors: P1 - 24-pin ATX Motherboard Power, P2 - 4-pin ATX Power connector, P3 - 4-pin SATA standard power connector, P4 - 6-pin Dell proprietary connector, P5 - 4-pin SATA standard power connector, P7 - 4-pin floppy connector, P8 - 4-pin Molex power connector, P9 - 4-pin Molex power connector, P10 - 4-pin Molex power connector, P11 - 4-pin Molex power connector, P12 - 6-pin PCI-E power connector For Dimension 9100, 9150, Precision Workstations 380, 390, XPS 400, Upgrade for Dimension 5100, E510, 5150, E520, E521, E310, 3100