Genuine Dell 250watt Power Supply Unit PSU For Optiplex GX1, GX60, GX150, 160L, 170L, GX240, GX260, GX270, Includes Small Mini Tower(SMT), Dimension B110, 1100, 2200, 2300, 2350, 2400, 3000, 4300, 4400, 4500, 4550, 4600, 8200, 8250, 8300, PowerEdge 400SC, 500, 500SC, 600SC, 600C, Precision WorkStation 210, 220, 340, 350, 360, 400 Compatible Part Numbers: P3117, M1608, F0894, H2678, 2Y054, N2286, 8X949, M1608, 0N380, M0148, K2946, K2583, 4R656, 4G456, 2N333 Compatible Model Numbers: NPS-250FBB, NPS-250KB D, NPS-250KBB, NPS-250KB-F, PS-5251-2DFS, HP-P2507FWP, P2507FWP, NPS-250KB B, PS-5251-2DS, HP-P2507FW, HP-P2507F3CP, HP-P1457F3, DLP2507FW, HP-P2507F3C, DLP2507F3B