Leviton Locking receptacle in black/white color features high quality nylon construction for added durability. The 3-Pole receptacle has a current rating of 50 Amps and includes deep-funneled chamfered wells to guide each wire into rectangular chambers. It operates at temperature range of -40 to 75 deg C and provides excellent impact/chemical resistance. It measures 2.130 Inch x 2.550 Inch x 3.690 Inch. The four wire receptacle allows a wire size of 10 – 4 AWG and works at a rate of 250 VDC/600 VAC. Locking receptacle includes clamp-type wire terminals to provide positive crimp lock without cutting the wire strand. It features 0.041-Inch brass contact spring, 0.1-Inch contact binding and brass made yoke/clamp nuts to offer long lasting reliability. Receptacle has 0.062-Inch box terminal can be used in high abuse or industrial applications. Receptacle can be flush mounted. Non-NEMA receptacle is UL listed.