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ABB - Installation Products 53151 1/2 - Square Box Extension Ring, 21 Cubic Inches, 4 Inch Square x 1-1/2 Inch Deep, 1/2 Inch Knockouts, Pre-Galvanized Steel

ABB Installation Products 53151 1/2 Square Box Extension Ring, 21 Cubic Inches, 4 Inch Square x 1-1/2 Inch Deep, 1/2 Inch…

UPC: 785991167757

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Overview

The ABB 53151 1/2 Square Box Extension Ring (SKU: 53151 1/2) is a premium, pre-galvanized steel extension ring engineered for industrial and commercial electrical installations. Designed to expand existing 4-inch square electrical boxes by 1.5 inches in depth, this extension ring provides an additional 21 cubic inches of wiring space—ideal for accommodating additional conductors, devices, or terminations without the need for costly box replacements. Constructed from durable, pre-galvanized steel, the 53151 1/2 offers superior corrosion resistance, ensuring long-term reliability in harsh environments, including outdoor, damp, or industrial settings. The unit features (4) 1/2-inch knockouts for flexible cable entry and exit, allowing for seamless integration with standard electrical systems. Its square design ensures a secure fit with compatible 4-inch square boxes, maintaining structural integrity during installation and use. This extension ring is a cost-effective solution for electricians and contractors seeking to upgrade or expand electrical infrastructure in commercial buildings, industrial facilities, or residential applications. Compatible with ABB and other industry-standard electrical enclosures, the 53151 1/2 simplifies retrofitting while meeting NEC and UL compliance standards for safe, efficient wiring practices.
  • Expands 4-inch square electrical boxes by 1.5 inches in depth
  • Provides 21 cubic inches of additional wiring space
  • Pre-galvanized steel construction for superior corrosion resistance
  • Features (4) 1/2-inch knockouts for flexible cable entry
  • Compatible with standard electrical boxes and NEC/UL compliant

Specifications

Color
Silver
Cubic Capacity
21 cu in
Knockouts
12
Material
Steel
Number Of Outlet
1
Size
4 Inches Length x 4 Inches Width x 1-1/2 Inches Depth
Standard
UL E2969
Standard
UL E2969 / UL E2969
Type
Extension Rings
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)
0.440 L
Package Weight (Metric)
0.200 kg
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Frequently Asked Questions about ABB - Installation Products

How are Thomas and Betts products typically installed?

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What are the main product lines offered by Ocal?

Ocal offers a comprehensive range of corrosion-resistant conduit systems, including PVC-coated conduit and fittings, conduit bodies, hazardous location fittings, and strut accessories. Their products are designed to provide superior corrosion protection, featuring a hot-dipped galvanizing process and UL listed Type 4X PVC-coated conduit bodies, ensuring durability in the most demanding environments.