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NSI Industries L2014 - 1 Hole Long Barrel Copper Compression Lug 2/0 AWG - 1/4" Bolt Long Barrel Copper Compression Lugs are produced from high conductivity copper tubing. They are tin-plated to provide corrosion low contact resistance. Marked with die index and color coded for easy reference. Listed for 35KV maximum when properly installed and to cable manufacturer instructions. Temperature rating 90 degrees C. .

NSI Industries L2014 1 Hole Long Barrel Copper Compression Lug 2/0 AWG - 1/4" Bolt Long Barrel Copper…

UPC: 662381335616


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Technical BulletinInstallation Instructions

Contact for Pricing

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

NSI Industries L2014 1 Hole Long Barrel Copper Compression Lug is a high-conductivity copper tubing connector designed for reliable electrical terminations in industrial, commercial, and utility applications. Manufactured from tin-plated copper for corrosion resistance and low contact resistance, this compression lug ensures long-term reliability in demanding environments. The extended barrel design provides enhanced mechanical strength and strain relief for 2/0 AWG copper conductors, making it ideal for medium-voltage applications up to 35KV when installed per cable manufacturer instructions. Key specifications include a 1/4" bolt size, barrel inner diameter of 0.315", outer diameter of 0.421", length of 2.210", width of 0.744", and tang thickness of 0.102". The die-indexed and color-coded (brown) design simplifies identification and installation, while the compact yet robust construction allows for efficient installation in tight spaces. The L2014 is engineered for use with flexible and extra-flexible copper cables, including locomotive, welding, and mining cables. The flared end reduces pressure on cable strands after installation, protecting them from chafing and breakage due to cable movement. With a temperature rating of 90°C and voltage rating of 600V, this lug is suitable for a wide range of electrical systems where reliable, low-resistance connections are critical.
  • High-conductivity copper tubing with tin-plated finish for corrosion resistance and low contact resistance
  • Extended barrel design provides enhanced mechanical strength and strain relief for 2/0 AWG copper conductors
  • Supports applications up to 600V and 90°C temperature ratings per NEC standards
  • Die-indexed and color-coded (brown) for easy identification and installation
  • Rated for up to 35KV when installed per cable manufacturer instructions

Specifications

Application
Terminate, Splice, Tap Power Connectors
Cable Size
2/0 AWG (STR)
Color
Black
Connection Type
Compression Lug
Environmental Conditions
90 C
Finish
Tin Plated
Material
Copper
Mounting
1/4 Mounting Hole IN
Number Of Holes
1
Size
L=2.67 - W=.815 - OD=.563 - ID=.441 IN
Size
2/0 AWG - 1/4" Bolt
Special Features
2/0 AWG (STR) - 1/4 Mounting Hole
Standard
UL486A/B, UL467 (8 AWG -3/0 AWG)
Stud Size
1/4 IN
Type
Long Barrel - One Hole
Voltage Rating
600 V
Voltage Rating
35 kV
Warranty
1 Year
Package Dimensions (L x W x H)
2.677 IN x 0.815 IN x 0.563 IN
Package Dimensions (L x W x H)
6.7996 cm x 20.701 mm x 14.3002 mm
Package Weight (Imperial)
2.050 L
Package Weight (Metric)
0.930 kg
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Power Distribution Block (1) 2/0-14 AWG Primary (6) 4-14 AWG Secondary Power Distribution Blocks are made of high strength, high-conductivity aluminum alloy and are mounted in a high-strength glass-filled polyester base. Each block can stand alone or combine with other blocks to form a multi-block set.

AS-K1-H6

Power Distribution Block (1) 2/0-14 AWG Primary (6) 4-14 AWG Secondary Power Distribution Blocks are made of high strength, high-conductivity aluminum alloy and are mounted in a high-strength glass-filled polyester base. Each block can stand alone or combine with other blocks to form a multi-block set.
PVC Coated Junction Box, 12 Inch X 12 Inch X 6 Inch, 14 Gauge, Gray

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Molded Junction Box, Length 4 Inch x Width 4 Inch x Depth 2 Inch, Material Polycarbonate, Color Gray

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Combine high performance with compact dimensions: - 1000 V AC / DC IEC 600 V UL, - Opt for the best marking visibility thanks to the up-front, flat marker zone, which lets you mark up to eight digits or increase the font size.

1SNK705010R0000

Combine high performance with compact dimensions: - 1000 V AC / DC IEC 600 V UL, - Opt for the best marking visibility thanks to the up-front, flat marker zone, which lets you mark up to eight digits or increase the font size.
Combine high performance with compact dimensions: - 1000 V AC / DC IEC 600 V UL, - Opt for the best marking visibility thanks to the up-front, flat marker zone, which lets you mark up to eight digits or increase the font size.

1SNK705030R0000

Combine high performance with compact dimensions: - 1000 V AC / DC IEC 600 V UL, - Opt for the best marking visibility thanks to the up-front, flat marker zone, which lets you mark up to eight digits or increase the font size.

Frequently Asked Questions

What is the temperature rating of the L2014?

The L2014 has a temperature rating of 90°C, meeting NEC standards for electrical connections.

What bolt size is required for the L2014?

The L2014 requires a 1/4" bolt size for secure installation.

What wire sizes are compatible with the L2014?

The L2014 is designed for 2/0 AWG copper cable, with an expanded range of 2/0 to 4 AWG when installed with the NSI N12ID dieless compression tool.

What is the maximum voltage rating for the L2014?

The L2014 supports applications up to 600V and is listed for 35KV maximum when properly installed and to cable manufacturer instructions.

Is the L2014 suitable for flexible copper cables?

Yes, the L2014 is designed for flexible and extra-flexible copper cables, including locomotive, welding, and mining cables.

How to Install and Crimp NSI Copper Compression Connectors

Install NSI copper compression lugs or splices by selecting the correct connector size, preparing the conductor, and crimping it with the approved tool and die. Follow the strip-length and crimp-location guidance to ensure a secure, UL-approved connection.

Tools needed:

Wire brush, Approved crimp tool (NSI N12ID or NSI N1240), Optional mechanical crimp tools: NSI M-250 or NSI M-500 for compatible large-gau, Approved dies listed for the selected connector and tool

Supplies needed:

Correct NSI copper compression lug or splice connector, Copper conductor cable, Insulation to be stripped from the conductor

  1. Select the correct connector and tool

    Choose the NSI lug or splice that matches the conductor size and connector series. Verify that the connector is approved for the conductor type and that you have the correct crimp tool and die set for the selected connector. Use only approved tools and dies for the series being installed.

  2. Strip and clean the conductor

    Carefully strip the insulation from the conductor without nicking the strands. Strip enough insulation so the conductor will fully insert into the connector barrel and fill it completely. Wire brush the stripped conductor to remove oxide films, and keep the exposed copper clean before insertion.

  3. Insert the conductor fully into the barrel

    Insert the cleaned, stripped conductor completely into the connector barrel. Confirm that the conductor is fully seated and that no strands are left outside the barrel. Do not crimp until the conductor is completely inserted.

  4. Crimp at the marked locations

    Crimp the connector using the approved tool and die at the barrel markings or suggested crimp locations. Follow the number of crimps specified for the connector series; long-barrel lugs and splices require twice as many crimps as indicated in the table. Make each crimp firmly and evenly to secure the connection.

  5. Verify the finished connection

    Inspect the completed crimp to confirm the conductor remains fully seated and the connector is securely compressed. Check that the correct connector size, tool, and die were used, and verify the installation is clean and mechanically sound before energizing the circuit.

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Tork products are typically installed by trained technicians who follow a comprehensive commissioning process. This includes verifying the work environment, conducting electrical installation checks, performing internal and external equipment inspections, powering on the system, and executing operational tests to ensure compatibility and reliability.

What environmental ratings do Tork products have?

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Tork products support a comprehensive range of communication protocols, including PROFIBUS DP V1, PROFINET with dual port, EtherNet/IP with dual port, CANopen, and Modbus RTU integrated as standard. These protocols facilitate flexible network integration and high-performance communication across various industrial automation systems.

What are the key features of Tork products?

Tork products are designed with advanced features that enhance efficiency and reliability in industrial applications. Key features include integrated harmonics and EMC design for improved power quality, removable terminals for quick installation, and USB ports for easy troubleshooting. Additionally, Tork solutions emphasize user-friendly setup with application wizards and memory modules for convenient parameter management.

What are the main product lines offered by Tork?

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What technical support does Tork offer?

Tork offers a comprehensive range of technical support services, including 24/7 customer support, on-site service management, and a technical hotline network. With three advanced technical support centers and over 8,000 hours of technical training conducted annually, Tork ensures certified expertise across 25+ languages to assist customers effectively. Their commitment to service is reflected in a 98% Service Level Agreement compliance rate, providing reliable support for all operational needs.

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