Locking Plug, L21-30P, 30 A, 120/208V AC, Three Phase, 4 Pole, Screw Terminals, Black, White MPN:HBL2811FC

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Brand: HUbbell Wiring
Part #: HBL2811FC
UPC: 783585039978
SKU
510-G1144857
Regular Price $115.21 Special Price $82.29

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Locking Plug, L21-30P, 30 A, 120/208V AC, Three Phase, 4 Pole, Screw Terminals, Black, White

The HUBBELL 30A Locking Plug L21-30P is a heavy-duty electrical connector designed for demanding environments where a secure connection is essential. Suitable for three-phase power applications at 120/208VAC, this plug accommodates 4 poles and 5 wires, ensuring reliable and efficient power distribution. Its ribbed nylon housing provides enhanced grip and resistance to impact and chemicals, while the clear wire entry funnel and integral dust shield ensure easy installation and protection from contaminants. Ideal for use in industrial settings, this plug is compatible with listed portable cords and supports amperage up to 30A, making it a reliable choice for a wide range of applications.

Top product features:

  • Supports three-phase power at 120/208VAC
  • Accommodates 4 poles and 5 wires
  • Includes a ribbed nylon housing for enhanced grip and resistance to impact and chemicals

Top product applications:

  • Industrial electrical panels
  • Commercial construction sites
  • Heavy-duty machinery assembly
  • The HUBBELL 30A Locking Plug L21-30P is an industrial-grade electrical connector intended for use in demanding environments where a locking connection is specified. This plug accommodates 4 poles and 5 wires, supports three-phase power at 120/208VAC, and includes a ribbed nylon housing for enhanced grip as well as resistance to impact and chemicals. It is compatible with listed portable cords within the specified diameter range and includes clear wire entry funnel and integral dust shield.



    Key Features of the HUBBELL 30A Locking Plug L21-30P:


    • Amperage/Voltage: Rated for 30 A, 120/208V AC three-phase circuits

    • NEMA Configuration: L21-30P (locking type), polarized, grounded

    • Cord Range: Accepts cord diameters from 0.350" to 1.150"
    • compatible with #16 AWG to #8 AWG stranded copper wire

    • Housing Material: Ribbed nylon body includes a ribbed nylon housing

    • Cord Grip Design: Cord grip accommodates flat cables

    • Wire Termination: Screw terminals with clear, funnel-shaped entry for straightforward installation

    • Dust Protection: Integral dust shield helps prevent contaminants from entering the wiring chamber

    • Temperature Rating: Operates continuously up to 75°C
    • minimum -40°C without impact

    • Standards Compliance: Certified to UL 498, CSA C22.2 No.42, Federal Specification W-C-596
    • IP20 rated (indoor dry locations unless otherwise protected)



Additional Information

  • Country of Origin: US
  • Drop Ship Item: No
  • Blind Ship Eligible: No
  • LTL Freight Required: No
  • Lead Time: Ships in 1 days
  • Minimum Order Quantity: 1
  • Unit of Measure: EA
  • Package Length: 2.50
  • Package Width: 4.20
  • Package Height: 2.50
  • Package Weight: 0.40
Product info last updated on January 15, 2026 3:35am UTC Category: Wiring Devices
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