BURNDY Wire Connector: 250 kcmil – 350 kcmil Wire Sizes, 5/8 in Stud Size

The BURNDY QDA31 is a straight mechanical lug used for terminating copper wire in industrial electrical connections. It accommodates stranded copper wire sizes from 250 kcmil to 350 kcmil and features a 5/8 in stud size, making it suitable for panel boards, switchgear, and heavy-duty power distribution.

The BURNDY QDA31 is a straight mechanical lug with an unplated copper body. It accepts stranded copper wire from 250 kcmil to 350 kcmil and has a 5/8 in stud size. The manufacturer part number is QDA31. It is designed for copper wire only and is not rated for aluminum conductors.

3G Electric supplies the BURNDY QDA31 straight mechanical lug to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial equipment distributor established in 1990, we source and deliver this connector for industrial electrical applications.

To install the BURNDY QDA31, strip the copper wire to the recommended length, insert it fully into the lug barrel, and tighten the set screw to the torque specified by BURNDY. Ensure the stud hole aligns with the bus bar or terminal. Use a calibrated torque wrench for proper connection and avoid over-tightening.