120/208V NEMA L21-30 Receptacle Heavy-Duty Locking Receptacle with Screw Terminals UL Listed Locking Outlet 3-Phase for Electricians, Contractors, Power Distribution Boxes, Generators, Stage Lighting

Core Identity: This heavy-duty NEMA L21-30 receptacle is engineered for high-capacity electrical connections, providing a secure 3-phase locking interface rated for 30A and 120/208V at 50-60Hz.

Primary Function: Operating as a dependable power outlet, it delivers stable current transfer for demanding equipment, making it ideal for generators, inverters, and power distribution boxes.

Premium Materials: Constructed with imported PA66 nylon and high-conductivity phosphor bronze contacts, this industrial receptacle features a 94V-0 flame-retardant rating and exceptional wear resistance.

Secure Installation: Designed with a circular flange-mount face and rear screw terminals, this flange mount outlet offers multiple wire entry points and a dedicated grounding point for straightforward, stable wiring.

Safety Standards: Built to meet rigorous safety requirements, this locking receptacle boasts UL/cUL certification, an insulation resistance over 100M ohms at 500V DC, and a dielectric strength of A and C 2000V for 1 minute.