Power Supply Unit

FIG. 1 is a front elevational view of a power supply unit showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view thereof;

FIG. 8 is another perspective view thereof;

FIG. 9 is an enlarged view of portion 9 shown in FIG. 2 ; and,

FIG. 10 is an enlarged view of portion 10 shown in FIG. 8 .

The broken lines depict portions of the power supply unit that do not form part of the claimed design. The broken lines depicting boundaries of the enlarged portions do not form part of the claimed design.