ABB - Installation Products 2B20X - Copper Type 2BX - One piece Two-Bolt Connector without spacer for Wire Range Main: 2 - 2/0 Str. Tap: 8 Sol. - 2/0 Str. , Bolt Size 1/2
ABB - Installation Products

2B20X

UPC: 783786400096


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Overview

The ABB 2B20X Copper Type 2BX One-Piece Two-Bolt Connector is a compact, single-unit solution for terminating and connecting copper conductors in electrical installations. Designed for main wire ranges from 2 AWG to 2/0 AWG and tap wire ranges from 8 AWG to 2/0 AWG, this connector eliminates the need for spacers while providing secure, high-conductivity joints. The 1/2-inch bolt size ensures compatibility with standard hardware, simplifying installation in panelboards, switchgear, and junction boxes. Unlike multi-piece connectors, the one-piece design reduces assembly time and minimizes the risk of loose connections or misalignment. Ideal for branch circuit taps and service entrance applications, the 2B20X meets UL and NEC requirements for copper conductor connections. Its durable copper construction resists corrosion and maintains low resistance over time, ensuring long-term reliability in industrial and commercial electrical systems.
  • One-piece copper connector for 2-2/0 AWG main and 8-2/0 AWG tap wires
  • Eliminates need for spacers, reducing installation time and complexity
  • 1/2-inch bolt size compatible with standard hardware
  • UL-listed for copper conductor connections per NEC requirements
  • Corrosion-resistant copper construction for long-term reliability

Specifications

Bolt Size
1/2 in
Material
Copper
Special Features
Single-piece construction. Castings and bolts of high-strength copper alloy. Neoprene washer holds free bolt in place during installation
Standard
UL E9809
Type
Two-Bolt Connector
Package Dimensions (L x W x H)
5 IN x 3.37 IN x 6.5 IN
Package Dimensions (L x W x H)
12.7 cm x 8.5598 cm x 16.51 cm
Package Weight (Imperial)
0.2100 L
Package Weight (Metric)
0.0950 kg
U-Type Die 500Cu

BTP350-S

U-Type Die 500Cu
Locktite Copper Female Stud Connector for Conductor Range 8-4 AWG

31262

Locktite Copper Female Stud Connector for Conductor Range 8-4 AWG
# 12 AWG Stranded 8", Flanged Spade Terminal for use with #10-32 screw , Stripped 5/8"

SGPS12-8FT-L2

# 12 AWG Stranded 8", Flanged Spade Terminal for use with #10-32 screw , Stripped 5/8"
AF26-38 STAR DELTA PUSHIN CONNECT SET

BEY38-4KF

AF26-38 STAR DELTA PUSHIN CONNECT SET
Copper Type 2B - Two-Bolt Connector without Spacer for Wire Range Main: 4/0 Str. - 350 kcmil Tap: 4 Sol. - 350 kcmil , Bolt Size 3/4

2B350

Copper Type 2B - Two-Bolt Connector without Spacer for Wire Range Main: 4/0 Str. - 350 kcmil Tap: 4 Sol. - 350 kcmil , Bolt Size 3/4
Copper Type 2BW - Two-Bolt Connector with Spacer for Wire Range Main: 4/0 Str. - 350 kcmil Tap: 4 Sol. - 350 kcmil , Bolt Size 3/4

2B350W

Copper Type 2BW - Two-Bolt Connector with Spacer for Wire Range Main: 4/0 Str. - 350 kcmil Tap: 4 Sol. - 350 kcmil , Bolt Size 3/4
Type ADR-ALCUL Three-Conductor, Two-Hole Mount for Conductor Range Max 1/0 Str., Min 14 AWG

ADR11-32

Type ADR-ALCUL Three-Conductor, Two-Hole Mount for Conductor Range Max 1/0 Str., Min 14 AWG
Type ADR-ALCUL Three-Conductor, Four-Hole Mount for Conductor Range Max 1/0 Str, Min 14 AWG, 3/8 Inch Bolt Hole, NEMA Spacing 1-3/4 Inch Centers, Length 2-29/32 Inch, Tin Plated

ADR11-34

Type ADR-ALCUL Three-Conductor, Four-Hole Mount for Conductor Range Max 1/0 Str, Min 14 AWG, 3/8 Inch Bolt Hole, NEMA Spacing 1-3/4 Inch Centers, Length 2-29/32 Inch, Tin Plated

Frequently Asked Questions

Is a spacer required with the 2B20X connector?

No, the 2B20X is a one-piece design and does not require a spacer.

What wire sizes does the 2B20X support?

The 2B20X supports main wire sizes from 2 AWG to 2/0 AWG and tap wire sizes from 8 AWG to 2/0 AWG.

What bolt size is used in the 2B20X connector?

The 2B20X uses a 1/2-inch bolt size for secure connections.

What material is the 2B20X connector made from?

The 2B20X is made from copper, ensuring corrosion resistance and conductivity.

Is the 2B20X connector UL-listed?

Yes, the 2B20X is UL-listed for copper conductor connections.

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