Copper Short Barrel One Hole Compression Lugs 4/0 AWG 5/16 Bolt Size
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SKU: 210-98029
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4/0 AWG Copper Compression Lug | 1-Hole | 5/16" Stud | Tin-Plated | Conversions Tech
The Conversions Tech Copper Compression Lug is engineered for 4/0 AWG conductors and designed to deliver a strong, low-resistance electrical connection. Constructed from high-conductivity tin-plated copper, this lug offers superior corrosion resistance, ensuring long-lasting performance even in demanding industrial and commercial applications. Its standard barrel with a sight window enables easy inspection and proper crimping alignment, while the purple color code allows quick identification in the field.
Featuring a 1-hole configuration with a 5/16-inch stud size, this compression lug ensures compatibility with standard terminals and crimping tools, providing secure and consistent electrical terminations across a wide range of systems.
Key Features
- High-Quality Copper Construction: Made from premium-grade copper for optimal conductivity and mechanical strength.
- 4/0 AWG Conductor Compatibility: Designed for use with 4/0 AWG conductors, ideal for high-current electrical applications.
- 1-Hole Configuration: Single-hole design provides a firm and stable connection to terminals or busbars.
- 5/16-Inch Bolt Size: Ensures quick installation with industry-standard terminal hardware.
- Standard Barrel Design: Facilitates precise crimping and secure wire retention.
- Sight Window Feature: Allows visual confirmation of wire insertion before crimping for improved installation accuracy.
- Tin-Plated Finish: Protects against oxidation and corrosion, enhancing long-term electrical performance.
- Purple Color Code: Industry-standard identification for 4/0 AWG lugs simplifies selection and installation.
Technical Specifications
| Wire Size | 4/0 AWG |
| Stud Size | 5/16" Stud |
| Color | Purple |
| Overall Length (L) | 53.4 mm (2.10") |
| Length 1 (L1) | 19.1 mm (0.80") |
| Diameter (D) | 25.4 mm (1.00") |
| Diameter 1 (D1) | 17.4 mm (0.70") |
| Diameter 2 (D2) | 14.2 mm (0.60") |
| Width (B) | 25.4 mm (1.00") |
| Width 1 (E) | 8.8 mm (0.30") |
| Thickness (F) | 3.1 mm (0.12") |
| Material | Tin-Plated Copper |
| Temperature Rating | 90°C |
| Voltage Rating | 35 KV |
| Maximum Amp Rating | 360 A |
| UL Approved | Yes |
| CE Certified | Yes |
| RoHS Compliant | Yes |
Applications
- Power Distribution Panels: Provides reliable terminations for high-current electrical systems.
- Industrial and Commercial Installations: Ideal for switchgear, control cabinets, and heavy-duty circuits.
- Renewable Energy Systems: Suitable for solar, wind, and battery energy storage connections.
- Utility and Construction Projects: Used in field installations requiring corrosion-resistant copper terminations.
Frequently Asked Questions (FAQs)
1. Is this compression lug UL approved?
Yes, it is UL Approved, CE Certified, and RoHS Compliant for safety and environmental standards.
2. What color code is used for identification?
This lug features a purple color code, denoting 4/0 AWG compatibility.
3. Can I inspect the wire during installation?
Yes, the built-in sight window allows visual confirmation of proper wire insertion before crimping.
4. What is the recommended operating range?
Rated for up to 90°C and 35 KV, with a maximum amp rating of 360A.
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.
