COVID-19 Update (November 4th) — While our offices remain closed to the general public, Musson has resumed selected operations in compliance with county guidelinesNon-contact pickup remains available for customers who place their order online, by email, or by phone.

Most of our team continues to work remotely, and many employees are available through their direct extensionIn an emergency, please contact us at COVID-19@musson.com or by leaving a voicemail in our general mailbox.
Please note we will be closed from Thursday, November 26th through Sunday, November 29th to celebrate Thanksgiving.  We'll re-open at 8:30 am on Monday.

L21-20 Twistlock Connector

From $17.50 each
Hubbell
SKU
17-3380
- +

Commonly used in newer power distro systems, not to be confused with the L21-30 which is used in older power distro systems (before current NEC guidelines).  Feel free to give us a call if you need help figuring out which type you have.

We call it a Three-Phase Twistlock connector but it's also known as a 3-Phase Twist, TL, or NEMA L21-20 connector.

  • Amperage:  20 Amps
  • Voltage:  120/208 Volt 3 Phase Y
  • Wire Size:  14-10 AWG
  • Body Material:  Super Tough Nylon
  • Blades/Contacts:  Solid Brass
  • Color:  Black/White
Connector
Conductors5 conductors
Basics
ManufacturerHubbell
Our SKU17-3380
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