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THOMAS & BETTS 54178NT04 Narrow Tongue Copper Lug

The Thomas & Betts 54178NT04 narrow-tongue copper lug is a critical component in electrical systems, providing a reliable connection for heavy-gauge wires. Constructed from high-quality copper and finished with tin plating, this lug ensures excellent conductivity and corrosion resistance. Designed for 300 kcmil wire and a 1/4" bolt size, it's ideal for applications requiring robust and secure connections in industrial settings. The inclusion of an inspection hole allows for visual verification of the connection's integrity, enhancing safety and reliability. Dimensions may vary up to +/- .030.

Authorized Distributors
Source:DigiKey
Part No:54178NT04
Stock:0
Inv Date:06-16-2026
Price: Unit price: $212.52
Buy/RFQ:
Part No:54178NT04
Stock:0
Inv Date:06-17-2026
Price: Unit price: $205.07
Buy/RFQ:
Part No:54178NT04
Stock:15
Inv Date:06-16-2026
Price: Unit price: $109.16
Buy/RFQ:
Part No:54178NT04
Stock:15
Inv Date:06-16-2026
Price: Unit price: $109.16
Buy/RFQ:

THOMAS & BETTS 54178NT04 Narrow Tongue Copper Lug Specifications:

  • Material: Copper
  • Finish: Tin Plated
  • Wire Size: 300 kcmil
  • Number of Studs: 1
  • Stud Size: 1/4"
  • Tongue Angle: Straight
  • Barrel Length: Standard
  • Barrel Shape: Standard
  • Tongue Width: Narrow
  • Peep Hole: Yes
  • Marking: Standard
  • Hole Shape: Round
  • Die Color: White
  • Die Code: 66
  • A (inches): 2.325
  • B (inches): 0.875
  • C (inches): 0.850
  • D (inches): 0.153
  • E (inches): 0.850
  • F (inches): 0.250
  • Voltage Rating: 600V
  • T&B Inner Pack: 10
  • Package in Units: 100
  • T&B Sold in UOM: Each
  • T&B Weight Per UOM: 16.6 lbs. per 100
  • T&B Sales Drawings: wsd-000288

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Frequently Asked Questions

Where can I buy THOMAS & BETTS 54178NT04?

You can click on the BUY or RFQ button to purchase 54178NT04 from an authorized THOMAS & BETTS distributor.

How do I troubleshoot issues or seek technical support for part 54178NT04?

You can download the 54178NT04 datasheet or visit the THOMAS & BETTS website for support.

Who is the manufacturer of 54178NT04?

THOMAS & BETTS

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