The ornamental design for an electricalconnectorhousing, as shown and described.
FIG. 1 is a perspective view of an electrical connector housing showing my new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a right side view thereof; and,
FIG. 7 is a left side view thereof.
The broken line portion of the figure drawings is included to show unclaimed subject matter only and forms no part of the claimed design. The dash-dot lines represent the boundaries of the claimed design.