The ornamental design of an electricalcontactor, as shown and described.
FIG. 1 is a front perspective view of an electrical contactor in accordance with the present invention;
FIG. 2 is a rear perspective view thereof;
FIG. 3 is a side view thereof;
FIG. 4 is front view thereof;
FIG. 5 is a rear view thereof;
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
The broken line portion of the figure drawings is included to show portions of the article that forms no part of the claimed design. The grid pattern portion of the figure drawings is included to show a contrasting appearance.