DELL Power Supply Switching UNIT PSU 250w Optiplex Dimension Precision GX240 GX260 GX270 B110 1100 2200 2300 2400 3000 4300 4400 4500 4600 8200 8300 400SC 60SC 340 350 360 400 P3117 M1608 H2678 2Y054 N2286 8X949 0N380 K2946 K2583 4R656 4G456 2N333 F0340 F genuine oem dell power supply switching unit psu. for small mini tower (smt) computers only 250w watts 100-240v fits dell optiplex gx1 gx60 gx150 160l 170l gx240 gx260 gx270, dimension b110 1100 2200 2300 2350 2400 3000 4300 4400 4500 4550 4600 8200 8250 8300 precision workstation 210 220 340 350 360 400 compatible part number(s): p3117 m1608 h2678 2y054 n2286 8x949 0n380 k2946 k2583 4r656 4g456 2n333 f0340 f0894 g0495 p1444