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BURNDY YA4CLBOX Compression Lug
The BURNDY YA4CLBOX is a one-hole standard barrel compression lug engineered for reliable, controllable electrical connections in Central Office and Wireless communications environments. Manufactured from high-conductivity electrolytic copper with a corrosion-resistant plating, this lug is designed for #4 AWG conductors and features a 1/4" stud hole.
To ensure proper installation, the YA4CLBOX is color-coded GRAY to match corresponding connector dies, allowing for quick visual verification and ensuring a proper crimp when used with compatible installation tools.
Key Features & Specifications
- Conductor Size: #4 AWG
- Bolt Hole Size: 1/4"
- Barrel Type: Standard, One-Hole
- Material: Electrolytic copper with corrosion-resistant plating
- Color Code: GRAY (Matches connector dies for precise installation)
- Compatible Crimping Tools: MD7-34R, Y500CTHS, Y750, Y46, or PAT750
- Applications: Telecommunications, Central Office, and Wireless infrastructure
Frequently Asked Questions
Q: What crimping tools are compatible with the BURNDY YA4CLBOX lug?
A: The YA4CLBOX lug is officially supported for use with several BURNDY crimping tools, including the MD7-34R, Y500CTHS, Y750, Y46, and PAT750 models.
Q: What is the significance of the GRAY color code on this compression lug?
A: The GRAY color coding corresponds directly to the matching installation die required for a #4 AWG connection. This color-coding system helps installers quickly identify the correct tooling, reducing errors and ensuring a reliable, code-compliant electrical connection.

