Authorized ABB Distributor (Installation Products)
ABB - Installation Products KB 1-4 - Aluminum Screw-On Kee-Bar Transformer Connector for Threaded Secondary Stud - 1 inch Stud, Length 5-1/2 inches, (4) 9/16 inch Diameter Holes on Pad. Pad measures 1-1/4 tall x 5-1/2 inch wide x 1/2 inch thick. Holes on 1-3/8 inch Center. Oxide Inhibitor and Black Cap. Unplated - Bare Finish. Overall 2-53/64 x 5-1/2 inch.

ABB Installation Products KB 1-4 Aluminum Screw-On Kee-Bar Transformer Connector for Threaded Secondary Stud - 1 inch…

UPC: 783786733545


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Contact for Pricing

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The ABB KB 1-4 Aluminum Screw-On Kee-Bar Transformer Connector is a precision-engineered solution for threaded secondary stud connections in transformer installations. Designed specifically for 1-inch threaded studs, this connector features a 5-1/2-inch length with a robust 1-1/4-inch tall x 5-1/2-inch wide x 1/2-inch thick pad, providing ample surface area for secure mounting and cable termination. The pad incorporates four precisely positioned 9/16-inch diameter holes, each spaced on 1-3/8-inch centers, ensuring consistent and reliable attachment points for conductors. The unplated bare aluminum finish enhances electrical conductivity while allowing for the application of oxide inhibitors to prevent corrosion in demanding environments. A black protective cap is included to shield the connector from environmental contaminants such as dust, moisture, and debris, maintaining long-term performance. With overall dimensions measuring 2-53/64 x 5-1/2 inches, the KB 1-4 is engineered for high-current applications where durability, conductivity, and mechanical strength are critical. Manufactured by ABB Installation Products, this connector adheres to industry standards for transformer secondary connections, delivering a reliable and cost-effective solution for electrical infrastructure projects requiring robust and efficient conductor termination.
  • Designed for 1-inch threaded secondary studs in transformer applications
  • 5-1/2-inch length with 1-1/4" x 5-1/2" x 1/2" mounting pad
  • Four 9/16-inch diameter holes on 1-3/8-inch centers for secure mounting
  • Bare aluminum finish with oxide inhibitor and black protective cap
  • Overall dimensions: 2-53/64" x 5-1/2" for standard transformer compatibility

Specifications

Color
Bare
Connection
Mechanical
Connection Type
Screw-On
Finish
Bare
Insulation
False
Material
Aluminum
Mounting Type
Threaded Secondary Stud (1 inch)
Series
KB 1-4
Size
5-1/2 x 2-53/64 in
Size
5-1/2 inches (Length), 1-1/4 inches (Height), 5-1/2 inches (Width), 1/2 inch (Thickness)
Type
Screw-On Transformer Connector
Package Dimensions (L x W x H)
0.01 IN x 0.01 IN x 0.01 IN
Package Dimensions (L x W x H)
0.0254 cm x 0.0254 cm x 0.0254 cm
Package Weight (Imperial)
1.0000 L
Package Weight (Metric)
0.4540 kg
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Frequently Asked Questions

What size stud does the KB 1-4 connector fit?

The KB 1-4 is designed for a 1-inch threaded secondary stud.

How many mounting holes does the KB 1-4 have?

The connector features four 9/16-inch diameter mounting holes on the pad.

What is the spacing between the mounting holes?

The holes are spaced on 1-3/8-inch centers for uniform mounting.

Is the KB 1-4 connector plated or bare?

The KB 1-4 has a bare aluminum finish without plating.

What are the overall dimensions of the KB 1-4?

The connector measures 2-53/64 inches in height and 5-1/2 inches in length.

Does the KB 1-4 include protective accessories?

Yes, it includes a black protective cap and oxide inhibitor for corrosion resistance.

Is the KB 1-4 suitable for high-current applications?

Yes, its aluminum construction and robust design support high-current transformer connections.

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