This is an original genuine OEM Dell OptiPlex 755 Power Supply.
Dell Part Number: RM117. 275 Watt Power Supply.
Compatible Part Number: RW789, JW067, MH300, and KH620.
connections:
- 1x 24 Pin Mainboard Connector
- 1x P4 Connector
- 1x SATA Connector
- 1x Mini SATA Connector