Description: Refurbished Dell 280 watt power supply. Tested and in good working order. This is for a Dell desktop computer only. If you have any of the models listed that are either a tower or small form factor then this is not the correct power supply. This power supply has the following connectors:

P1 - 24 Pin ATX Main Power Connector
P2 - 4 Pin ATX +12V Power Connector
P3 - 4 Pin Molex Connector
P4 - 4 Pin Floppy/CD Drive Connector
P5/P6 - Sata Power Cable

Part #'s: NH429, H280P-01, L280P-00, RT490, MH596, MH956, P9550, F5114, U9087, X9072, N8374, MC638, KC672, M8803, K8965.

Compatible Models:
Dell Dimension 3100C, C521.
Dell Optiplex 210L, 320, 330, 740, 745, 755, GX620, GX520, GX280.