NEMA L6 connectors are rated for a maximum of 250 volts. They are intended for two-pole, three wire, line-line-earth (or hot-hot-ground) circuits with a nominal supply voltage of 208 or 240 volts, depending on phase configuration. The L6 connector does not provide a neutral connection.

Choose from our selection of NEMA L6-20 connectors, including over 100,800 products in a wide range of styles and sizes. Same and Next Day Delivery.

This NEMA receptacle chart provides technical drawings and specifications for NEMA locking plugs, receptacles, inlets, outlets, connectors and cords. Use the NEMA locking reference chart to identify rating, configuration and suitability data.

Also known as twist-lock devices, these connectors are built to handle tough, repetitive-use applications, and are more durable than standard turn-lock connectors. A quarter turn locks them in place to remain secure in high-vibration applications and prevent accidental disconnection.

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The NEMA L6-30P is a three-prong locking male plug with a 30 amp, 250-volt rating. L6-20 is just a 20 Amp, 250 Volt locking female NEMA L6-20. That’s the main difference!

L6-30 (locking 240 volt 30amp) Twist-Lock 30A 240 volt outlet, my personal favorite locking connector, easy to find in stores, works great for adding adapters to portables EVSE’s equipped with a L6-30 plug.

Find NEMA twist lock (Turnlok®) plugs, receptacles, and connectors by voltage, amps, and plug type. Find twist lock devices, outlets and other electrical supplies at wholesale prices at Elliott Electric Supply.