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NEMA L21-30R Power Cord Receptacle (YC-07)

NEMA L21-30R locking 30 amp power cord receptacle with UL certification.  Built to the NEMA L21-30R standard. Rated up to 30A 120/208V 3-Phase.  These NEMA L21-30 power cords are fully molded with a low profile ergonomic shape with RoHS2 and REACH compliance.

You can buy our NEMA L21-30R power cords in standard and custom configurations.

Our master distributor called Stay Online stocks NEMA L21-30 extension cords in 10 through 100 feet long.  Just click the blue button to the left and select the desired cord.



  • Specifications
  • Available Wire Styles
  • Label
  • Connector Standard:
    NEMA L21-30R locking 5P Receptacle
  • Maximum Current Rating:
  • Maximum Voltage:
    208V or 120V 3 phase
  • Number of Poles and Wires:
    4 poles, 5 wires
  • Available Wire Thickness:
    8 or 10AWG
  • Outer Mold Material:
    35P PVC
  • Blade Material:
  • Flamability Rating:
    UL 94V-0
  • Color:
    Black is standard but any color is available
  • Temperature Rating:
    -40C through +75C
  • Approvals:
    cUL file# E152635
  • Environmental Certifications:
    RoHS2, RoHS, REACH
  • Testing:
    Hi-Pot (Dielectric Withstanding Voltage) Polarity and Continuity

Available Wire Styles

Gauge/ # Conductors Cord Type Electrical Rating (Amps/Volts)
10ST, STW, STOW, STOOW, S, SO, SOW, SOO, SOOW25A/120/208; 3-Phase
8ST, STW, STOW, STOOW, S, SO, SOW, SOO, SOOW30A/120/208; 3-Phase

Certifications and Compliances cUL

SPDS offers a wide selection of power cords and plug adapters. We offer the finest of American engineering, quality and service combined with the best of Far East pricing and manufacturing capacity.