Authorized ABB Distributor (Installation Products)
ABB - Installation Products 2042-4 - Brass Tin-Plated Threaded Transformer Stud Adapter for NEMA pad-style connections - Six-hole transformer stud adapter, Silver Brazed Stud - Size 5/8-11 UNC-2B with .875 inch Outside Diameter. Pad 7.5 inch long x 3.375 inch wide x .25 inch thick. Two rows of 3 holes spaced 1.75 inch on center and .562 inch Diameter.

ABB Installation Products 2042-4 Brass Tin-Plated Threaded Transformer Stud Adapter for NEMA pad-style connections…

UPC: 783786763610


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Overview

The ABB 2042-4 brass tin-plated threaded transformer stud adapter is a precision-engineered component designed for NEMA pad-style transformer connections. This six-hole adapter features a silver-brazed stud with a 5/8-11 UNC-2B thread, ensuring secure and reliable electrical contact. The adapter measures 7.5 inches long, 3.375 inches wide, and 0.25 inches thick, with two rows of three holes spaced 1.75 inches on center. Each hole has a 0.562-inch diameter, providing compatibility with standard mounting hardware. The brass construction with tin plating delivers corrosion resistance and long-term durability, making it ideal for industrial and commercial transformer installations. The 0.875-inch outside diameter of the stud ensures proper fitment with NEMA-compliant transformer pads. This adapter simplifies transformer wiring by providing a standardized interface for secure stud connections, reducing installation time and improving reliability. Suitable for use in electrical distribution systems, substations, and industrial facilities where NEMA pad-style transformers are deployed.
  • Six-hole brass tin-plated adapter for NEMA pad-style transformer connections
  • Silver-brazed 5/8-11 UNC-2B threaded stud for secure electrical contact
  • 7.5" long x 3.375" wide x 0.25" thick pad with two rows of three 0.562" diameter holes
  • Hole spacing: 1.75" on center for standard mounting hardware compatibility
  • 0.875" outside diameter stud ensures proper fitment with NEMA-compliant transformer pads

Specifications

Application
NEMA Pad-Style Connections
Connection
Threaded
Finish
Tin Plated
Insulation
False
Material
Brass
Size
Pad 7.5 inch long x 3.375 inch wide x .25 inch thick
Special Features
NEMA Spacing of 1.75 inch Centers
Type
Threaded Transformer Adapter - Stud to Flat
Width
3.375 in
Width
85.725 mm
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)
1.6000 L
Package Weight (Metric)
0.7260 kg
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Frequently Asked Questions

What thread size does the ABB 2042-4 adapter use?

The adapter uses a 5/8-11 UNC-2B threaded stud for transformer connections.

What are the dimensions of the adapter pad?

The adapter pad measures 7.5 inches long, 3.375 inches wide, and 0.25 inches thick.

How many mounting holes does the adapter have?

The adapter has six mounting holes arranged in two rows of three.

What is the hole spacing on the adapter?

The holes are spaced 1.75 inches on center in two rows.

What is the diameter of the mounting holes?

Each mounting hole has a diameter of 0.562 inches.

What is the outside diameter of the stud?

The stud has an outside diameter of 0.875 inches.

Is the adapter compatible with NEMA pad-style transformers?

Yes, the adapter is designed for NEMA pad-style transformer connections.

What material is the adapter made from?

The adapter is made from brass with a tin plating for corrosion resistance.

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