The ornamental design for a high wattage automotive chargecoupling, as shown and described.
FIG. 1 is a front elevational view of a high wattage automotive charge coupling, showing my new design, in a typical usage environment;
FIG. 2 is a back elevational view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a top plan view thereof in a typical usage environment; and,
FIG. 6 is a bottom exploded view thereof showing an uncoupled condition for clarity.
The broken line portion showing battery cables in FIGS. 1 and 5 and the interior aperture in FIG. 3 is included to show unclaimed subject matter only and forms no part of the claimed design.