This commercial grade comes with thermoplastic rubber plugs. Solid brass plug blades are firmly embedded in body. Terminal screw clamps are designed to contain wire and prevent binding. Terminal screws backed out and ready for wiring. Terminals in individual chambers to positively insulate conductors. Combination slot and Phillips head mounting and terminal screws ease installation with power screwdrivers. cULus listed to UL498, file no. E15012, NOM certified. 2-Pole, 3-wire grounding configuration. 15-amp, 125-volt, 5-15-NEMA rating. Available in black color. Cord diameter is 1/4-3/5-Inch. Measures 1-1/2-Inch width by 2-Inch height. Whether a home’s style is traditional, modern, casual, cozy or rustic, it will demand more from wiring devices than in years past. Cooper Wiring Devices is dedicated to providing the up-to-date wiring device solutions; solutions that increase energy efficiency, increase productivity, promote safety at work and in the home, and produce reliable performance. Cooper Wiring Devices is a trusted name in electrical products for over 175-years.