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NSI Industries L1000N - 2Hole Long Barrel Copper Compression Lug1000 MCM-1/2" Bolt Long Barrel Copper Compression Lugs is a type of copper compression connector that is produced from high conductivity copper tubing. They are tin-plated to provide corrosion resistance and are marked with die index and color coded for easy reference. Listed for 35KV maximum when properly installed.
NSI Industries

L1000N

UPC: 662381035202


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Overview

The NSI Industries L1000N is a 2-hole long barrel copper compression lug designed for high-voltage applications up to 35kV. Engineered from high-conductivity copper tubing and tin-plated for superior corrosion resistance and low contact resistance, this lug ensures reliable electrical connections in demanding industrial environments. The L1000N accommodates 1000 MCM to 750 MCM copper cable, making it ideal for heavy-duty power distribution systems, substations, and utility installations. Key specifications include a 1/2" bolt size, a barrel inner diameter of 1.184 inches, and a length of 5.613 inches. The lug is UL486A listed for wire connectors and UL467 listed for grounding and bonding, with a temperature rating of 90°C and voltage rating of 600V. The die index marking and color coding (white) enable easy identification and proper tool selection during installation. For applications exceeding 2000V, follow the cable manufacturer's voltage stress relief instructions to ensure optimal performance and safety. The L1000N is part of NSI Industries' LN Series, which is distributed by Gross Automation. This series is designed for use with NSI N12ID dieless compression tools, ensuring consistent and reliable crimps. The long barrel design provides additional mechanical strength and strain relief, reducing the risk of cable pull-out or connection failure. Whether used in new installations or maintenance projects, the L1000N delivers durable, high-performance connections that meet the rigorous demands of modern electrical systems.
  • UL486A and UL467 listed for wire connectors and grounding/bonding
  • Tin-plated copper construction for corrosion resistance and low contact resistance
  • Accommodates 1000 MCM to 750 MCM copper cable
  • 1/2" bolt size with long barrel design for enhanced mechanical strength
  • Die index marking and color coding (white) for easy identification and tool selection

Specifications

Application
Terminate, Splice, Tap Power Connectors
Cable Size
1000 MCM (STR)
Color
White
Environmental Conditions
90 C
Finish
Tin Plated
Material
Copper
Mounting
1/2 Mounting Holes
Number Of Holes
2
Size
L=7.12 - W=2.16 - OD=1.50 - ID=1.15
Special Features
1000 MCM (STR) - 1/2 Mounting Holes - 1 3/4 Hole Spacing
Standard
UL486A/B
Stud Size
1/2 IN
Type
Long Barrel - Two Hole
Voltage Rating
600 V
Warranty
1 Year
Package Dimensions (L x W x H)
7.125 IN x 2.16 IN x 1.5 IN
Package Dimensions (L x W x H)
18.0975 cm x 5.4864 cm x 3.81 cm
Package Weight (Imperial)
4.560 L
Package Weight (Metric)
2.068 kg
2HoleLong Barrel Copper Compression Lug for Flexible Copper Cable1000 MCM- 1/2" Bolt Compression lugs for flexible copper cables are connects that have a gentle, continuous flared end to ensure ease of cable insertion of flexible and extra flexible cables such as locomotive, welding, mining cable and more. The flared end also reduces pressure on the cable strands after installation and protects them from chafing and breakage as a result of cable movement. Tin-plated for corrosion resistance. Rated 600 volts for copper cables only. Single mounting hole.

L100NB

2HoleLong Barrel Copper Compression Lug for Flexible Copper Cable1000 MCM- 1/2" Bolt Compression lugs for flexible copper cables are connects that have a gentle, continuous flared end to ensure ease of cable insertion of flexible and extra flexible cables such as locomotive, welding, mining cable and more. The flared end also reduces pressure on the cable strands after installation and protects them from chafing and breakage as a result of cable movement. Tin-plated for corrosion resistance. Rated 600 volts for copper cables only. Single mounting hole.
Copper Two-Way Splice Connector, Standard Barrel, Max 35kV, Wire Size 300 kcmil, Tin Plated, Die Code 66, Die Color Code White

54514

Copper Two-Way Splice Connector, Standard Barrel, Max 35kV, Wire Size 300 kcmil, Tin Plated, Die Code 66, Die Color Code White
Copper butt splice, standard barrel, 300 kcmil cable.

SCS300-X

Copper butt splice, standard barrel, 300 kcmil cable.
Solid Pin Terminal for Copper and Aluminum Conductors 4/0 AWG All-aluminum Pin Terminals is designed for termination of both aluminum and copper conductors. The solid pin is made of aluminum and is tin-plated and pre-filled with oxide inhibitor. A cover is provided for quick installation. Rated 600 Volts.

PTS4/0

Solid Pin Terminal for Copper and Aluminum Conductors 4/0 AWG All-aluminum Pin Terminals is designed for termination of both aluminum and copper conductors. The solid pin is made of aluminum and is tin-plated and pre-filled with oxide inhibitor. A cover is provided for quick installation. Rated 600 Volts.
Solid Pin Terminal for Copper and Aluminum Conductors 250 MCM All-aluminum Pin Terminals is designed for termination of both aluminum and copper conductors. The solid pin is made of aluminum and is tin-plated and pre-filled with oxide inhibitor. A cover is provided for quick installation. Rated 600 Volts.

PTS250

Solid Pin Terminal for Copper and Aluminum Conductors 250 MCM All-aluminum Pin Terminals is designed for termination of both aluminum and copper conductors. The solid pin is made of aluminum and is tin-plated and pre-filled with oxide inhibitor. A cover is provided for quick installation. Rated 600 Volts.
1 Hole Long Barrel Copper Compression Lug 2 AWG - 3/8" 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. .

L238

1 Hole Long Barrel Copper Compression Lug 2 AWG - 3/8" 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. .
Offset Pin Terminal 300 MCM All-aluminum Pin Terminals is designed for termination of both aluminum and copper conductors. The pin is offset for use in tight spaces and for ease of installation in side-by-side terminations. The solid pin is made of aluminum and is tin-plated and pre-filled with oxide inhibitor. A cover is provided for quick installation. Rated 600 Volts.

PTO-300

Offset Pin Terminal 300 MCM All-aluminum Pin Terminals is designed for termination of both aluminum and copper conductors. The pin is offset for use in tight spaces and for ease of installation in side-by-side terminations. The solid pin is made of aluminum and is tin-plated and pre-filled with oxide inhibitor. A cover is provided for quick installation. Rated 600 Volts.
Offset Pin Terminal 400 MCM All-aluminum Pin Terminals is designed for termination of both aluminum and copper conductors. The pin is offset for use in tight spaces and for ease of installation in side-by-side terminations. The solid pin is made of aluminum and is tin-plated and pre-filled with oxide inhibitor. A cover is provided for quick installation. Rated 600 Volts.

PTO-400

Offset Pin Terminal 400 MCM All-aluminum Pin Terminals is designed for termination of both aluminum and copper conductors. The pin is offset for use in tight spaces and for ease of installation in side-by-side terminations. The solid pin is made of aluminum and is tin-plated and pre-filled with oxide inhibitor. A cover is provided for quick installation. Rated 600 Volts.

How to Install the L1000N Copper Compression Connectors

This guide provides step-by-step instructions for installing and configuring L1000N copper compression connectors for electrical connections.

Estimated time: 30m

Tools needed:

Wire strippers, Crimping tool, Multimeter

Supplies needed:

Copper compression connectors, Wire brush, Insulation tape

  1. Strip the wire insulation

    Carefully strip the insulation from the conductor to a length that allows the stripped conductor to fill the barrel of the connector completely. Avoid nicking the strands.

  2. Clean the conductor

    Use a wire brush to clean the stripped portion of the conductor, ensuring that any oxide films are removed for a good electrical connection.

  3. Insert the conductor into the connector

    Insert the cleaned and stripped conductor completely into the barrel of the compression connector, ensuring it is fully seated.

  4. Crimp the connector

    Using the appropriate crimping tool, apply pressure to crimp the connector onto the conductor securely. Follow the manufacturer's guidelines for crimp locations.

  5. Verify the connection

    Use a multimeter to check the continuity and ensure a proper electrical connection has been made. If necessary, re-crimp the connector.

Frequently Asked Questions about NSI Industries

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