The F255E-01 is a refurbished Dell 255-watt power supply designed for use in Dell OptiPlex 360, 760, 960 Mini Tower (MT) systems. It is compatible with other model numbers such as D255P-00, L255P-01, AC255AD-00, and H255E-01. The power supply provides the necessary power for the components of the system to operate properly. It is a hot-swappable power supply, meaning it can be replaced while the system is running without interrupting its operation. The F255E-01 power supply is a reliable choice for those looking for a refurbished power supply for their Dell OptiPlex 360, 760, or 960 MT systems.