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Aluminum Three Barrel Connectors 14 AWG min. to 1/0 AWG max. 3/8 Inch Stud Size

1000 in stock, ready to be shipped
Original price $6.34 - Original price $6.34
Original price
$6.34 - $6.34
Current price $6.34
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The 99020 ALCU 3-Conductor Lug is a durable and efficient electrical connector designed for reliable three-conductor terminations. Constructed with high-quality aluminum and copper materials, this lug ensures secure and effective connections for 1/0 AWG conductors in various electrical applications.

Product Overview 

The 99020 is a robust 3-conductor lug designed for secure electrical connections. This lug is specifically engineered for 1/0 AWG conductors and features a durable construction using high-quality aluminum and copper materials. With a versatile design accommodating three conductors, it provides flexibility in wiring configurations. Ideal for a range of applications, the 99020 ensures reliable and efficient electrical terminations in various settings.


  • 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: 2-5/32 Inches Length X 1-15/16 Inches Width X 1/4 Inch Thickness
  • Number of Pad Holes: 2
  • Pad Type: Straight
  • Screw Type: Slot
  • Size: 7/8 Inch Height
  • Temperature Rating: 90 Degrees Celsius

Uses and Cases 

  • Electrical Panels: Suitable for use in electrical panels and distribution boards, providing secure and efficient connections for 1/0 AWG conductors.
  • Power Distribution Systems: Ideal for power distribution systems where three conductors need to be terminated securely, ensuring reliable electricity flow.
  • Industrial Equipment: Used in industrial settings for connecting large conductors in machinery and equipment requiring high current capacities.
  • Commercial Wiring: Applicable in commercial buildings for wiring tasks that involve three conductors of 1/0 AWG, providing a robust solution for diverse applications.
  • Renewable Energy Installations: Suitable for use in renewable energy systems, such as solar or wind installations, ensuring dependable electrical connections.
  • Large-Scale Construction Projects: Well-suited for use in large construction projects where durable and efficient electrical connections are required.
  • Transformers: Used in the electrical connections of transformers to ensure a reliable flow of power between different components.
  • Switchgear Installations: Commonly employed in switchgear installations where electrical equipment is interconnected for controlling, protecting, and isolating electrical systems.
  • Electrical Subpanels: Suitable for connecting heavy conductors in electrical subpanels to ensure efficient power distribution within buildings.
  • Data Centers: In data center installations, where precision and reliability are crucial, the lug can be used for connecting conductors within electrical systems supporting servers and networking equipment.

Item Features 

  • Chamfered Wire Entry: Facilitates easy and precise insertion of conductors.
  • Material: Constructed from electro-tin plated high-strength 6061-T6 aluminum alloy, ensuring durability and corrosion resistance.
  • Overall Length: Measures 2-29/32 inches, providing a compact yet robust solution for various wiring applications.
  • Conductor Size Range: Accommodates conductors from 14 AWG minimum to 1/0 AWG maximum, offering flexibility for diverse wiring needs.
  • Conductor Material: Compatible with both aluminum and copper conductors.
  • Number of Conductors: Designed to accommodate three conductors, allowing for efficient wiring configurations.
  • Stud Size: Equipped with a 3/8-inch stud size for a secure connection point for electrical conductors.
  • Pad Size and Holes: Features a pad size of 2-5/32 inches length x 1-15/16 inches width x 1/4 inch thickness, with two pad holes for secure installations.
  • Pad Type: Straight pad design for ease of use and stability.
  • Screw Type: Utilizes a slot screw for secure fastening.
  • Size: Compact with a height of 7/8 inch.
  • Temperature Rating: Rated for a temperature of 90 degrees Celsius, ensuring reliability in various environmental conditions.

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