The ornamental design for an outdoorunit for airconditioner, as shown and described.
FIG. 1 is a perspective view of an outdoor unit for air conditioner showing my new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
The broken lines shown are included for the purpose of illustrating the unclaimed portions of the outdoor unit for air conditioner and form no part of the claimed design.