BURNDY Wire Connector: 400 kcmil – 500 kcmil Wire Sizes, 3/4 in Stud Size
The BURNDY QDA34 is a straight mechanical lug designed for copper wire, with an unplated copper body. It accommodates stranded copper wire sizes from 400 kcmil minimum to 500 kcmil maximum and features a 3/4 in stud…
SKU 3G-OTH-16707
Need installation or engineering help?
Ask a question
Product Description
The BURNDY QDA34 is a straight mechanical lug designed for copper wire, with an unplated copper body. It accommodates stranded copper wire sizes from 400 kcmil minimum to 500 kcmil maximum and features a 3/4 in stud size.
Frequently Asked Questions
What is the BURNDY QDA34 wire connector used for?
The BURNDY QDA34 is a straight mechanical lug used to terminate or splice large stranded copper wire in industrial power distribution, switchgear, and heavy equipment. Its unplated copper body and 3/4 in stud size suit high-current connections in panel boards, transformers, and motor control centers.
What are the specifications of the BURNDY QDA34?
The BURNDY QDA34 accommodates stranded copper wire from 400 kcmil minimum to 500 kcmil maximum. It has a 3/4 in stud size, an unplated copper lug body, and is designed for copper wire only. The manufacturer part number is QDA34.
Where to buy the BURNDY QDA34 worldwide?
3G Electric supplies the BURNDY QDA34 worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time; we source and deliver this connector to any country.
How to install the BURNDY QDA34 mechanical lug?
Strip the stranded copper wire to the recommended length, insert it fully into the lug barrel, and tighten the set screws to the torque specified by BURNDY. Use a calibrated torque wrench to avoid over-tightening. Always follow NEC and local codes for proper installation.
Used in
Common applications for BURNDYBURNDY Products
3G Electric supplies BURNDY straight mechanical lugs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

