FIG. 1 is a front and upper left perspective view of an uninterruptable power supply in accordance with the present invention;

FIG. 2 is a rear and upper left perspective view of the uninterruptable power supply of FIG. 1;

FIG. 3 is a front view of the uninterruptible power supply of FIG. 1;

FIG. 4 is a back view of the uninterruptible power supply of FIG. 1;

FIG. 5 is a top view of the uninterruptible power supply of FIG. 1;

FIG. 6 is a bottom view of the uninterruptible power supply of FIG. 1; and,

FIG. 7 is a right side view of the uninterruptable power supply of FIG. 1.

Any broken line illustrations in the drawings are not part of the claimed design.