The ornamental design for a batterychargerhousing, as shown.
FIG. 1 is a perspective front view of a battery charger housing according to the 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 in the drawings are included for the purpose of illustrating portions of the battery charger housing that form no part of the claimed design.