Hubbell-Wiring Single-Style industrial-grade 3-Pole 4-Wire Abuse/corrosion-resistant Twist-Lock receptacle has voltage rating of 600-Volt AC for 3-Phase and current rating of 30-Amps. It accommodates conductor of size 16-8-AWG. It features nylon construction for longer durability. It has dimension of 1.703-Inch x 1.313-Inch x 2.375-Inch. It has dielectric strength of 2000-Volt and maximum load capacity of 10 hp. It offers back and side wired terminal connections. Brass strap offers extra safety while plugging or unplugging. Brass contact ensures better electrical conductivity. It works well at temperature ranging from -40 to 75 deg C. It has IP20-degree of protection and V2 or better and HB or better flammability rating. Receptacle is UL listed, CSA certified and meets Federal specification.