The HBL3430 is a non-NEMA Twist-Lock® single flush receptacle designed for 3-phase AC power applications. It is rated for 30A and 120/208V AC and features a 4-pole, 4-wire, non-grounding configuration. The device is constructed with a high-impact, abuse-resistant nylon face, a glass-reinforced thermoplastic base, and brass contacts for durability. It accommodates #16 to #8 AWG solid or stranded copper wire with both back and side wiring options, featuring a wire restraint recess to reduce terminal loosening. Certified for current interrupting at its full rated current, its robust design and all-brass mounting system make it suitable for demanding commercial and industrial environments.