Use this power supply to replace your original. Featuring a reduced depth, this power supply has universal compatibility to replace ATX power supply form factors. Compatible with: Dell Dimension B110, 1100, 2200, 2300, 2350, 2400, 2450, 3000, 4300, 4400, 4500, 4550, 4600, 8200, 8250, 8300, Optiplex 170l, gx50, gx60, gx240, gx150, Poweredge 400sc, 600sc, Workstation 210, 220, 340, 350, 400 Wattage: 420 Watts Type: ATX Connectors: ATX (20+4) Pin X 1, P4 12V 4-Pin X 1, SATA 15-Pin X 3, LP4 4-Pin X 3, Floppy 4-Pin X 1 Dimensions: 5.9"(W) x 3.4"(H) Frequency: 60 / 50 Hz Input Voltage: 110 / 260 Volts AC Output Voltage: +3.3V 11A, +5V 12A, +12V 8A, +12V2 8A, -12V 0.3A, +5VSB 2A Temperature Range: Operating: 0 C - +50 C on Full Load.