sales@foscoconnect.com
(510) 319-9878
Silicon Valley, CA, USA
BURNDY U31RT U Connector Die
The BURNDY U31RT is a genuine stainless steel U-die engineered to deliver consistent 12-ton compression for 350 kcmil copper conductors. Color-keyed RED and stamped with die index 18, it enables fast field identification and ensures a precise crimp every time. It is perfectly tailored for use with BURNDY HYLUG™ compression terminals and HYLINK™ compression splices in the YA and YS series.
Key Specifications
- Conductor Size: 350 kcmil Copper
- Color Code: RED
- Die Index: 18
- Material: Stainless steel (provides advanced corrosion and wear resistance for extended service life)
- Crimp Force: 12-ton
Tool Compatibility
This die fits directly into the following BURNDY tools:
- Y35, Y39, and Y750 series manual hydraulic crimpers
- PAT750-18V series battery-actuated crimpers
- PAT46-18V and Y46 tools (Note: requires PUADP-1 die adapter, sold separately)
Frequently Asked Questions
Q: What size and type of conductor is the BURNDY U31RT die used for?
A: It is designed specifically for 350 kcmil copper conductors.
Q: Will this die fit a BURNDY Y46 or PAT46-18V crimper?
A: Yes, it is fully compatible with Y46 and PAT46-18V tools, provided you pair it with the BURNDY PUADP-1 die adapter (which is sold separately).
Q: How do I identify this specific die during a job?
A: The die is color-keyed RED and prominently stamped with die index 18 for rapid field identification by technicians.


