280W Power Supply (PSU) for Optiplex XE SFF — Y738P L280E-01 / DPS-280MB A A D499R

Replacement 280W power supply compatible with Optiplex XE SFF systems, suitable for both PC and server use. Fits models/part numbers Y738P and L280E-01 and corresponds to PSU DPS-280MB A A D499R. Small form factor (SFF) design provides the same 280W output required by the original unit, making it an exact-fit swap for systems specifying these model numbers.