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Aluminum Three Barrel Connectors 14 AWG 1/0 AWG max. 3/8 Inch Bolt Size

1000 in stock, ready to be shipped
Original price $7.30 - Original price $7.30
Original price
$7.30 - $7.30
Current price $7.30
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The 99031 ALCU 3-Conductor Lug is a durable electrical connector designed for secure terminations of three conductors. With its chamfered wire entry and high-strength 6061-T6 aluminum alloy construction, this lug ensures reliability and efficient electrical performance for conductors ranging from 14 AWG minimum to 1/0 AWG maximum.

Product Overview 

The 99031 3-Conductor Lug is a robust electrical connector designed for secure and efficient terminations of three conductors. Featuring a chamfered wire entry for easy conductor insertion, this lug is constructed from high-strength 6061-T6 aluminum alloy with electro-tin plating, ensuring durability and corrosion resistance. It accommodates conductors ranging from  14 AWG minimum to 1/0 AWG maximum, providing versatility for various wiring configurations. 


  • Wire Entry Type: Chamfered
  • Material: Electro-Tin Plated High Strength 6061-T6 Aluminum Alloy
  • Overall Length: 2-29/32 Inches
  • Conductor Size Range (Min/Max): 14 AWG minimum to 1/0 AWG maximum
  • Conductor Material: Aluminum/Copper
  • Number of Conductors: 3
  • Stud Size: 3/8 Inch
  • Pad Size and Holes: 2-5/32 Inches Length X 1-15/16 Inches Width X 1/4 Inch Thickness, with 4 pad holes
  • Pad Type: Straight
  • Screw Type: Slot Screw
  • Size: 7/8 Inch Height
  • Temperature Rating: 90 Degrees Celsius

Uses and Cases 

  • Power Distribution Systems: Used in power distribution systems to connect multiple conductors securely, ensuring reliable and efficient transfer of electrical energy.
  • Electrical Panels and Switchgear: Applied in electrical panels and switchgear installations for terminating three conductors, providing a stable connection point.
  • Industrial Machinery: Ideal for use in industrial machinery and equipment where heavy-duty electrical connections are required for optimal performance.
  • Renewable Energy Installations: Suitable for connecting conductors in renewable energy projects, such as solar and wind installations, contributing to reliable power distribution.
  • Commercial and Industrial Wiring: Applicable in various commercial and industrial wiring tasks, providing a robust solution for secure conductor terminations.
  • Transformer Connections: Used in the electrical connections of transformers, ensuring efficient and dependable power transfer.
  • Large-Scale Construction Projects: Well-suited for large-scale construction projects where durable and efficient electrical connections are essential.
  • Data Centers: Applied in data center installations for connecting conductors within electrical systems supporting servers and networking equipment.
  • Electrical Substations: Suitable for connecting conductors in electrical substations, contributing to the overall reliability of the substation.
  • Heavy Equipment: Utilized in the electrical systems of heavy equipment, providing a reliable and secure connection point for conductors.

Item Features 

  • Chamfered Wire Entry: Facilitates easy and efficient insertion of conductors, streamlining the installation process.
  • Material: Constructed from high-strength Electro-Tin Plated 6061-T6 Aluminum Alloy, providing durability and corrosion resistance for long-lasting performance.
  • Versatile Conductor Size Range: Accommodates conductors from 1/0 AWG to 350 kcmil, offering flexibility for various wiring configurations.
  • Multiple Conductor Terminations: Designed to securely terminate three conductors, making it suitable for applications requiring multiple connections.
  • Pad Design: Features a straight pad design with 2-5/32 inches length, 1-15/16 inches width, and 1/4 inch thickness, providing a stable base for conductor connections.
  • Pad Holes: Equipped with 4 pad holes, enhancing flexibility in conductor termination.
  • Stud Size: Designed for a 3/8-inch stud size, ensuring compatibility with standard electrical components.

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