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BURNDY U27ART U-Die for 3/0 AWG Aluminum
The BURNDY model U27ART is a precision-engineered stainless steel U-style compression die designed specifically for terminating 3/0 AWG aluminum conductors. Engineered for heavy-duty industrial and utility applications, this die provides a circumferential crimp profile that delivers a consistent, reliable 12-ton crimp for optimal electrical connections.
For fast field identification and verification, the die is color-coded RUBY and permanently stamped with die index 467.
Key Specifications
- Conductor Size & Material: 3/0 AWG Aluminum
- Crimp Profile: Circumferential
- Crimp Force: 12-Ton
- Color Code: RUBY
- Die Index: 467
- Material: Stainless Steel
- Die Style: U-Die
Tool Compatibility
This U-die is directly compatible with the following BURNDY 12-ton crimping tools without requiring an adapter:
- Y35 Series
- Y39 Series
- Y750 Series
- PAT750 Series
Note: It is also fully compatible with Y46 and PAT46 series tools when paired with the PUADP1 die adapter (sold separately).
Frequently Asked Questions
Q: Can the U27ART die be used in Y46 or PAT46 series crimping tools?
A: Yes, but it requires the PUADP1 die adapter to securely fit into the larger Y46 and PAT46 tool heads.
Q: What do the die index and color codes indicate?
A: The die index 467 and the RUBY color code correspond directly to matching BURNDY lugs, splices, and taps. This ensures the correct die is paired with the appropriate connector, and the index is embossed into the connector upon crimping for easy post-installation inspection.
Q: Will this die work on copper conductors?
A: No, the U27ART is designed and profiled specifically for 3/0 AWG aluminum conductors. Copper terminals and conductors require different specific die profiles.

