NEMA L21-20P Locking Plug – 20A, 120/208V, 3-Phase, Industrial Grade Replacement

Need a solid twist-lock plug for your 3-phase setup?

This NEMA L21-20P is rated for 20 amps at 120/208V and built for reliable performance.

Whether you’re hooking up generators, power distribution boxes, or industrial equipment, this plug gets the job done.

Design is clean, simple, and matches the standard L21-20 configuration.

Brand new, no custom bundle, just the plug.

The color is exactly what you see—nothing fancy, just functional.

If you’re replacing a worn-out connector or building a new cable assembly, this is a budget-friendly option that doesn’t cut corners.

Made for the pros, priced for everyone.

Ships fast and ready to work.