Leviton’s Industrial Grade AC toggle switches for extra heavy-duty applications represent top-of-the-line quality and peak performance. Leviton uses the finest materials available and the highest production standards to produce industrial switches of unmatched versatility and reliability. Heavy gauge copper alloy brush arm for superior performance. Large silver alloy contacts for long life prevent sticking, welding and excessive pitting. Fully enclosed switch mechanism in rugged housing for strength, tracking and arc resistance. Self-grounding clip. Wire lead switches also available for fast and easy installation.