Black NEMA L5-30P to NEMA L5-20R Power Cords is designed to convert a locking 125V 30A outlet to a 20A connector.


NEMA L5-30P

NEMA L5-30P

General Information:

The NEMA L5-30P is a 3 Wire grounded plug with a hot, neutral and ground pin rated up to 125V and 30A. This plug can be locked into place on the matching receptacle which prevents nuisance disconnection. This plug looks nearly identical to L5-20P but is slightly larger in pin thickness and alignment circumference. Refer to either plug,  receptacle or faceplate to find out your amp requirements.




What does the NEMA L5-30P Plug into?





NEMA L5-30R Connector
NEMA L5-30R OutletThe NEMA L5-30P Plugs into both the L5-30R Connector which is commonly found on extension cords and power drops, and the NEMA L5-30R Wall Outlet which is commonly found in Industrial and Commercial settings.

NEMA L5-20R Twist-Lock

NEMA L5-20R Twist-Lock

General Information:

The NEMA L5-20R Twist-Lock Connector is rated up to 125VAC and 20A. This couples with the L5-20P and locks into place, eliminating nuisance disconnection. This makes this connector common in commercial and industrial settings where there is high traffic. This connector is found on our L5-20 Extension Cord Series, which is used to extend power from an existing L5-20R wall receptacle or connector to a certain location for convenience. 

What does the NEMA L5-20R Connect to?




NEMA L5-20P Locking PlugThe NEMA L5-20R Locking Connector is designed to be twisted into a locking position with the NEMA L5-20P Locking Plug. These are commonly used with smaller devices using a standard 125V Power supply, used in locations with high traffic.

Need help? Ask the experts!

With over 30 years of experience in the power and data industry, we have the expertise to help you find exactly what you are looking for. We're more than just an online store, we have experts in the power and data industry that can help you online, over the phone, or via email.


  • Have a request from a customer and not sure what you need? Let us quote it for you!

  • Looking for a specific product and can't find it? Let us find it for you!

  • Need a question answered quickly? Live Chat with us!


860.763.2100 or Ask us a Question