FEATURES AND BENEFITS: • RoHS Compliant • Compact, impact-resistant nylon face and body are ultrasonically welded together for unrivaled strength. • Clearly marked NEMA configuration, rating, and third-party listing on each unit's face. • IG symbol and Isolated Ground markings for easy identification and circuit delineation. • One-piece, high-grade brass contacts offer excellent conductivity and heat-rise resistance. • Single-piece, solid brass mounting strap is free of easily loosened rivets found on other brands. • Side and external screw-pressure-plate back wire capability. Accepts #14-#10 AWG.