NSI Industries AL300-48 - 1 HoleStandard BarrelAluminum Compression Lug300MCM -1/2 Bolt Standard BarrelAluminum Compression Lugs is a type ofaluminum compression connector that is produced from high conductivityaluminum tubing.Center stop assures proper cable installation.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

AL300-48

UPC: 662381030139


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Overview

NSI Industries AL300-48 is a high-conductivity aluminum compression lug for reliable electrical connections. Made from premium aluminum tubing, it ensures strong conductivity and durability. The standard barrel includes a center stop to prevent over-insertion and secure termination. Electro-tin plated for corrosion resistance and low contact resistance, it withstands harsh environments. Each lug is die-index marked and color-coded for quick identification, reducing installation errors. Pre-filled with oxide inhibitor and capped, it protects against contaminants and oxidation before use. Specifications: - Manufacturer: NSI Industries - SKU: AL300-48 - Conductor Range: 300 MCM - Bolt Size: 1/2" - Holes: 1 - Barrel Type: Standard - Material: High-conductivity aluminum tubing - Plating: Electro-tin plated - Temperature Rating: 90°C - Voltage Rating: 600V max. (2000V max. per UL486B) - High Voltage Rating: Listed for 35KV maximum when installed per cable manufacturer specs - Certifications: cULus Listed for Wire Connector, UL486A/B Listed for Wire Connector - Crimp Tools: N1240, N121D Applications: Power distribution, substations, heavy-duty equipment connections. Suitable for systems up to 35KV when installed per cable manufacturer guidelines. Designed for aluminum conductors; dual-rated for copper when applicable. Key Features: - High-conductivity aluminum construction - Tin-plated for corrosion resistance - Center stop for proper cable insertion - Color-coded and die-index marked - Pre-filled with oxide inhibitor - UL Listed for 35KV maximum
  • Constructed from high conductivity aluminum tubing for optimal electrical performance.
  • Electro-tin plated finish provides excellent corrosion resistance and low contact resistance.
  • Features a center stop to ensure correct cable insertion and secure termination.
  • Color-coded and marked with die index for easy identification and proper tool selection.
  • UL Listed for 35KV maximum when installed according to cable manufacturer specifications.

Specifications

Application
Terminate, Splice, Tap Power Connectors
Cable Size
300 MCM (STR)
Color
Blue
Connection Type
Compression Lug
Environmental Conditions
90 C
Finish
Tin Plated Bronze
Material
Aluminum
Mounting
1/2 Mounting Hole
Number Of Holes
1
Size
L=4.00 - W=1.37 - OD=1.01 - ID=.649
Size
300 MCM
Special Features
300 MCM (STR) - 1/2 Mounting Hole
Standard
UL486A/B
Stud Size
1/2 IN
Type
Standard Barrel - One Hole
Voltage Rating
600 V
Voltage Rating
35 kV
Warranty
1 Year
Package Dimensions (L x W x H)
4 IN x 1.37 IN x 1.012 IN
Package Dimensions (L x W x H)
10.16 cm x 3.4798 cm x 2.5705 cm
Package Weight (Imperial)
1.200 L
Package Weight (Metric)
0.544 kg
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U-Type Compression Die - Black 2/0 AWG Copper U-Shaped Compression Dies are for use with the NSi-12 Compression Tool and Other Tools. See Cross-Reference Chart below.

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U-Type Compression Die - Black 2/0 AWG Copper U-Shaped Compression Dies are for use with the NSi-12 Compression Tool and Other Tools. See Cross-Reference Chart below.
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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.

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

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PVC Coated Junction Box, 12 Inch X 12 Inch X 6 Inch, 14 Gauge, Gray

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How to Install the AL300-48 Aluminum Connectors

This guide provides step-by-step instructions for installing and wiring AL300-48 aluminum connectors for optimal performance.

Estimated time: 30m

Tools needed:

Wire strippers, Crimping tool, Multimeter

Supplies needed:

Aluminum connectors, Wire brush, Mounting screws

  1. Prepare the conductor

    Carefully strip the insulation from the conductor to the appropriate length, ensuring that the strands are not nicked.

  2. Clean the conductor

    Use a wire brush to clean the stripped portion of the conductor, removing any oxide films to ensure a good connection.

  3. Insert the conductor

    Insert the cleaned and stripped conductor completely into the barrel of the aluminum connector, ensuring it fills the barrel.

  4. Crimp the connector

    Using the appropriate crimping tool, crimp the connector according to the manufacturer's specifications for the wire size.

  5. Verify the connection

    Use a multimeter to check the continuity and ensure that the connection is secure and functioning correctly.

Frequently Asked Questions about NSI Industries

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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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