Thomas & Betts 54112 Copper Compression Lug Connector

Description:

The Thomas & Betts 54112 Copper Compression Lug is used to terminate 4/0 AWG copper conductors in power distribution, grounding, and electrical control systems. Commonly installed in switchgear, panelboards, transformers, motor control centers, substations, and industrial electrical equipment, this one-hole compression lug features a standard barrel and electro tin-plated copper construction to provide a reliable, low-resistance electrical connection. Maintenance teams and system integrators use this lug for repair, retrofit, expansion, and replacement of copper conductor terminations.

Applications:

The Thomas & Betts 54112 is designed for terminating 4/0 AWG copper conductors to electrical equipment using a 3/8-inch stud connection. It is ideal for power distribution panels, switchgear, transformers, motor control centers, grounding systems, substations, utility installations, and commercial or industrial electrical systems. The lug is UL listed for 600 V applications and recommended for use in systems up to 35 kV.

Technical Specifications:

• Manufacturer Part Number (MPN): 54112
• Brand: Thomas & Betts (ABB) – Color-Keyed® / Blackburn®
• Product Type: One-Hole Copper Compression Lug
• Conductor Material: Copper
• Wire Size: 4/0 AWG
• Barrel Type: Standard Barrel
• Tongue Style: Straight (180°)
• Number of Mounting Holes: 1
• Stud Size: 3/8 in.
• Material: High-Conductivity Wrought Copper
• Finish: Electro Tin Plated
• Die Code: 54
• Die Color Code: Purple
• Inspection Hole: Yes (Peep Hole)
• Voltage Rating: UL Listed for 600 V; Recommended for applications up to 35 kV
• Standards: UL Listed (UL File E9809), CSA Certified, RoHS 3 Compliant, REACH Compliant, TSCA Section 6(h) Compliant
• Features: Color-Keyed® compression system, corrosion-resistant tin plating, standard barrel design, inspection hole for conductor verification, high-conductivity copper construction
• Typical Applications: Switchgear, Panelboards, Transformers, Motor Control Centers, Grounding Systems, Utility Power Distribution, Commercial and Industrial Electrical Installations

Common Replacements:

• Thomas & Betts 54110
• Thomas & Betts 54113
• Thomas & Betts 54112T