The Dell R7PPW 8 Pin 255W SFF Desktop Power Supply is specifically designed for the Optiplex 7020 / 9020 series of desktop computers. This power supply features one cooling fan for optimal performance and is compact in size with a SFF form factor. It is compatible with the Optiplex 7020 / 9020 models and provides a maximum power output of 255W through its 8 pin connectors. This product is a reliable and efficient choice for powering your desktop computer system.