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3G Electric
BURNDY QDA28 Straight Mechanical Lug, Unplated Copper, 3/0-4/0 AWG, 1/2 in Stud - Straight Mechanical Lugs
BURNDYStraight Mechanical Lugs

BURNDY QDA28 Straight Mechanical Lug, Unplated Copper, 3/0-4/0 AWG, 1/2 in Stud

The BURNDY QDA28 is a straight mechanical lug made from unplated copper, designed for copper wire sizes from 3/0 AWG to 4/0 AWG. It features a 1/2 in stud size and is suitable for use with stranded copper conductors.

SKU 3G-OTH-16605

Also listed as: QDA 28 · QDA-28

Brand
BURNDY
Item
QDA28 Straight Mechanical Lug, Unplated Copper, 3/0-4/0 AWG, 1/2 in Stud
Part Number
QDA28
Category
Straight Mechanical Lugs
Available to Order
Also known as:QDA28BURNDY
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

BURNDY
Manufacturer Part Number
QDA28
Type
Unplated Copper Lug Body
Stud Size
1/2 in
Lug Material
Unplated Copper
For Wire Material
Copper
Maximum Stranded Copper Wire Size
4/0 AWG
Minimum Stranded Copper Wire Size
3/0 AWG

Technical Documents

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BURNDY Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The BURNDY QDA28 is a straight mechanical lug made from unplated copper, designed for copper wire sizes from 3/0 AWG to 4/0 AWG. It features a 1/2 in stud size and is suitable for use with stranded copper conductors.

Frequently Asked Questions

What is the BURNDY QDA28 wire connector used for?

The BURNDY QDA28 is a straight mechanical lug used to terminate stranded copper conductors in electrical power distribution, panel building, and industrial control applications. It connects 3/0 AWG to 4/0 AWG copper wire to a 1/2 in stud, providing a reliable, low-resistance joint.

What are the specifications of the BURNDY QDA28?

The BURNDY QDA28 is an unplated copper lug body for stranded copper wire from 3/0 AWG to 4/0 AWG. It has a 1/2 in stud size and is made by BURNDY. The lug material is unplated copper, ensuring good conductivity for industrial grounding and termination applications.

Where to buy BURNDY QDA28 worldwide?

3G Electric supplies the BURNDY QDA28 mechanical lug to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source genuine BURNDY connectors and support procurement across 14 industrial departments.

How to install a BURNDY QDA28 mechanical lug?

Strip the stranded copper conductor to the recommended length, insert it fully into the lug barrel, and tighten the set screw to the torque specified by BURNDY. Use a calibrated torque wrench to avoid over-tightening. Always verify the lug is rated for the wire size and stud diameter before installation.

Used in

Common applications for BURNDY
Power distribution panelboards — BURNDY KA31U mechanical panelboard lugs for 6 AWG to 350 kcmil copper conductors
Grounding electrode systems — BURNDY C5 bronze pipe ground clamps for bonding water pipes to grounding conductors
Transformer connections — BURNDY QA1CB straight mechanical lugs for 4 AWG to 1 AWG copper wire terminations
Industrial control cabinets — BURNDY KLU25 offset-tongue lugs for 14 AWG to 10 AWG wire connections on #6 studs
Multitap splicing in junction boxes — BURNDY BIBD60010 aluminum multitap connector for 4 AWG to 600 kcmil conductors
Crimping copper lugs in switchgear — BURNDY UO replacement dies with Y35 head for 6 to 2 AWG copper lugs
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BURNDY 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.

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Straight mechanical lug with unplated copper body for terminating stranded copper wire. Accepts wire sizes from 250 kcmil to 350 kcmil and fits a 1/2 in stud. Used in power distribution, panel boards, and equipment grounding connections
BURNDY
Straight mechanical lug with unplated copper body for terminating stranded copper wire. Accepts wire sizes from 250 kcmil to 350 kcmil and fits a 1/2 in stud. Used in power distribution, panel boards, and equipment grounding connections

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