Thomas and Betts Blackburn Aluminum Service Entrance Compression Splice
The Thomas and Betts Blackburn Model KL66-1 is a 3-1/2-inch aluminum compression splice connector for service entrance applications. The yellow color code identifies compatibility with 4/0 ACSR or 4/0 stranded aluminum wire on End A. The compression connection meets ANSI C119.4 performance requirements and is suitable for both aluminum-to-aluminum and aluminum-to-copper conductor combinations, making it versatile for utility and commercial service entrance wiring.
Key Features
- Aluminum body for lightweight, corrosion-resistant performance
- Compression connection per ANSI C119.4 standard
- Compatible with both aluminum-to-aluminum and aluminum-to-copper conductors
- Yellow color code identifies 4/0 ACSR / 4/0 stranded wire range
- 3-1/2 in. service entrance splice for overhead and underground distribution
Specifications
| Attribute | Value |
|---|---|
| Manufacturer | Thomas and Betts Blackburn |
| Model Number | KL66-1 |
| UPC | 78378605012 |
| Product Type | Compression Splice – Service Entrance |
| Material | Aluminum |
| Wire Range (End A) | 4/0 ACSR, 4/0 Stranded |
| Size | 3-1/2 in. |
| Color Code | Yellow |
| Connection Type | Compression |
| Standard | ANSI C119.4 |
| Application | Aluminum-to-Aluminum and Aluminum-to-Copper |



