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Copper Long Barrel One Hole Compression Lug 4/0 AWG 1/2-inch Bolt Size

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SKU: 210-09860

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The Conversions Tech Copper Compression Lug is engineered for robust electrical connections, designed to accommodate a 4/0 conductor size with its 1-hole design and 1/2-inch bolt size. The long barrel construction enhances conductivity and ensures reliable performance, while the durable tin-plated finish provides excellent corrosion resistance. Its purple color code simplifies identification within electrical systems, and the sleek design, free of a sight window, prioritizes both functionality and efficiency. This lug is an ideal choice for high-performance electrical applications, offering secure and long-lasting connections across a range of environments.

Key Features 

  • Seamless Electro-Tin Plated Copper: Ensures high conductivity and corrosion resistance for reliable electrical connections.
  • Purple Color Code: Facilitates easy and quick identification within electrical systems.
  • 35 kV Voltage Rating: Suitable for applications requiring high voltage capabilities.
  • 4/0 AWG Conductor Size: Designed to accommodate heavy-duty conductors for versatile use.
  • 1/2 Inch Stud Size: Compatible with standard stud sizes for ease of installation.
  • I-54 Die Index: Specifies the die index for proper crimping and termination.
  • Long Barrel Type: Enhances conductivity and provides a secure connection.
  • 0.546 Inch ID X 0.687 Inch OD: Precise dimensions for effective conductor accommodation.
  • Barrel Type Chamfered Entry: Streamlines installation, especially in confined spaces.
  • Temperature Rating 90 Deg C: Suitable for applications with moderate temperature requirements.

Technical Specifications

Wire Size 4/0 AWG
Stud Size 1/2"
Color Purple
Overall Length (L) 74.8mm (2.94")
Neck Length (L1) 28.7mm (1.13")
Outer Diameter (D) 25.4mm (1.00")
Inner Diameter (D1) 17.3mm (0.68")
Hole Diameter (D2) 14.2mm (0.56")
Width (B) 37.2mm (1.46")
Hole Spacing (E) 13.1mm (0.51")
Thickness (F) 3.0mm (0.12")
Terminal Material Tin-Plated Copper
Temperature Rating 90°C
Voltage Rating 35KV
Max Amp Rating 230A
UL Recognized Yes
CE Certified Yes
RoHS Compliant Yes

4 Reasons Pros Buy Direct from Conversions Tech

, we design, test, and ship every product from inside the United States— “” quality without the big-box markup.

Our , mold, and QA station behind our weatherproof boxes, conduit bodies, and power inverters. , UL-listed safety, and up to 30 % lower cost than .


Need a torque spec or an OEM quote at dawn? You’ll speak directly with the Conversions Tech engineering desk—not a script reader—for instant answers, custom kitting, and private-label options.

Bottom line: For rugged, code-compliant electrical solutions shipped fast from a trusted U.S. source, choose Conversions Tech and build it right the first time.

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CONVERSIONS TECH

Professional-grade electrical components, networking cables, and solar hardware for contractors, distributors, and OEM partners. Same-day shipping from Wyoming.

1 (307) 441-9711

CS@ConversionsTech.com

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Resources
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© 2026 Conversions Tech Inc · Wyoming, United States
UL 486A/B CSA NEC 2023 ABYC E-11 IEEE 837 BABA
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