Suplevel 50A NEMA 6-50R Outdoor Box — Weatherproof 250V Receptacle with Waterproof Glands

Overview

Meet a rugged outdoor power solution from Suplevel: a 50 Amp NEMA 6-50R outlet box designed for demanding environments. Rated for 250 volts and built to endure outdoor exposure, this receptacle pair with a weatherproof enclosure to support welding machines, EV chargers, and other high-demand equipment. The result is a dependable, ready-to-use connection point that blends protective design with practical, user-focused features.

Why it stands out

• Weatherproof reliability — IP66-rated enclosure protects the internal receptacle from rain, dust, and moisture, so you can work outdoors with greater confidence.
• Weather sealing that lasts — A spring-loaded lid closes firmly, helping keep debris out and the interior clean when the outlet is not in use.
• Enhanced wiring protection — The package includes three waterproof cable glands (M25/M32) to isolate wiring from external rain and mud infiltration, promoting safer connections.

Durable, space-conscious design

This Suplevel outlet box uses thick, high-quality plastic to resist rust and leakage over time, making it well-suited for outdoor installations. Its compact footprint supports easy mounting in tight spaces, while still accommodating a range of wire gauges for 50A service, including 6 AWG, 8 AWG, and 10 AWG cables.

Real-world use cases

In the field, you might connect a welding station in an open workshop, power an outdoor EV charger in a carport, or set up temporary power for construction sites. The included waterproof glands help keep the wiring protected from rain and mud as you move equipment around or reconfigure setups. The combination of a weatherproof box, spring-loaded lid, and robust wiring protection creates a practical, ready-to-use solution for outdoor power needs.

What you get

• 50 Amp 6-50 outlet box with weatherproof enclosure
• Waterproof cable glands (M25/M32) pack
• Spring-loaded, easy-to-close lid for a tight seal
• Support for 6 AWG, 8 AWG, and 10 AWG wiring
• 18-month warranty and friendly customer support

Tips for installation

Plan for a clean, dry mounting surface, pre-fit cables, and follow local electrical codes. Use the included glands to secure wiring before sealing the lid. The compact design helps you position the box where space is limited, while the robust materials withstand outdoor weather and daily use.