We claim, the ornamental design for an electrical connector, as shown and described.
FIG. 1 is a perspective view of an electrical connector, showing our new design,
FIG. 2 is a bottom plan view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a side elevation view;
FIG. 5 is an opposing side elevation view;
FIG. 6 is front elevation view; and,
FIG. 7 is an opposing rear elevation view.
The broken line portions of the Figure Drawings are included to show unclaimed subject matter only. Theses broken line portions form no part of the claimed design.