Commercial Grade Construction and features ensure better performance and reliability. High Abuse Nylon, Smooth Surface creates clean upscale look. Manufacturered by Cooper/Eaton for Hubbell. Galvanized steel, wrap-around yoke mounting strap for superior assembly security. Automatic grounding system eliminates the need for bonding jumper in grounded metal enclosure, provides redundant measure of ground continuity where jumper is used. Screw-catch feature on duplex receptacle speeds mounting of wall plates. Features safety shutter system that prevents the insertion of foreign objects into the receptacle openings (Tamper Resistant). The safety shutters will only open when a 2-bladed plug presses simultaneously against 2 shutters. New patented tamper resistant shutter design for an amazingly smooth and easy plug in. TR feature meets latest code preventing objects from being inserted into the openings. Back and side wired, accepts 10-14AWG Solid Wire. High abuse nylon with smooth face for a clean upscale look. Larger stronger contacts for improved plug retention and less heat rise. Replaces any existing receptacle with similar specs. Measures 1.1-Inch length by 1.8-Inch width by 4.3-Inch height.