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BURNDY U1CART U Compression Die
The BURNDY U1CART is a precision-machined stainless steel U-style compression die designed specifically for #1 AWG aluminum conductors. Engineered for critical industrial electrical and grounding connections, this die features a circumferential crimp profile that guarantees a reliable and consistent 12-ton crimp upon every actuation. It is heavily color-keyed Gold and visibly stamped with die index 471, ensuring rapid verification and minimizing setup errors in the field.
Technical Specifications
- Die Type: U Die
- Conductor Size: #1 AWG
- Conductor Material: Aluminum
- Die Index: 471
- Color Code: Gold
- Construction Material: Stainless Steel
- Crimp Force: 12-Ton
- Crimp Profile: Circumferential
Tool Compatibility
The U1CART die installs directly into standard 12-ton crimping tools, including:
- BURNDY Y35 Series
- BURNDY Y750 Series
- BURNDY PAT750 Series
Note: This die is also compatible with BURNDY Y46 and PAT46 15-ton series crimpers when paired with a PUADP1 die adapter (sold separately).
Frequently Asked Questions
Q: Can the BURNDY U1CART be used in 15-ton crimpers like the PAT46 or Y46?
A: Yes, it is fully compatible with Y46 and PAT46 series tools as long as you install the PUADP1 die adapter prior to use.
Q: How do I visually confirm the die size during installation?
A: The die features a prominent Gold color code and is mechanically stamped with the index number 471 for fast, accurate identification matching #1 AWG aluminum connectors.

