ABB - Installation Products AL 350 NTN - Tin Plated Aluminum Two-Hole NEMA Lugs - straight lug, 350 kcmil AL9CU, 336.4 kcmil, 400 kcmil Compact, ACSR 266.8 (26/7) and 336.4 (18/1), installing dies 96, 299, 655, 1 1/8-2, 13A. Length 6-9/16 inch. Pad 1-35/64 inch wide x 3-9/16 inch long x 23/64 inch thick. (2) 9/16 inch diameter holes on 1-3/4 inch Centers. Barrel 2-3/16 inch x 1-7/64 Outside DIameter. Oxide Inhibitor. Brown Cap.
ABB - Installation Products

AL 350 NTN

UPC: 783786693610

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Minimum Qty: 25

Multiplier: 25

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Overview

ABB Installation Products AL 350 NTN is a tin-plated aluminum two-hole NEMA lug designed for high-performance electrical connections. It supports multiple conductor sizes, including 350 kcmil AL9CU, 336.4 kcmil, 400 kcmil Compact, and ACSR conductors in sizes 266.8 kcmil (26/7 strand) and 336.4 kcmil (18/1 strand). The lug features a straight design with a total length of 6-9/16 inches. The mounting pad dimensions are 1-35/64 inches wide, 3-9/16 inches long, and 23/64 inches thick, providing a secure attachment surface. The barrel measures 2-3/16 inches in length with an outside diameter of 1-7/64 inches, ensuring compatibility with standard compression tools. Two 9/16-inch diameter holes are positioned 1-3/4 inches apart on the pad for mounting flexibility. This lug is designed for use with installing dies numbered 96, 299, 655, 1 1/8-2, and 13A, making it versatile for various crimping applications. An oxide inhibitor is included to prevent corrosion, and the lug comes with a brown protective cap for storage and handling. The combination of tin plating, aluminum construction, and corrosion-resistant features makes the AL 350 NTN suitable for industrial and commercial electrical systems requiring durable, low-maintenance connections.
  • Tin-plated aluminum construction for corrosion resistance
  • Designed for 350 kcmil AL9CU, 336.4 kcmil, 400 kcmil Compact, and ACSR conductors
  • Two 9/16" diameter holes on 1-3/4" centers
  • Includes oxide inhibitor and brown cap
  • Compatible with installing dies 96, 299, 655, 1 1/8-2, and 13A

Specifications

Application
General purpose lugs for Aluminum and Copper terminations
Connection
Compression
Finish
Tin Plated
Housing Material
Aluminum
Housing Material
Aluminium
Size
Length 6-9/16 inches
Special Features
Dual-rated. Use with Aluminum and Copper conductors. Prefilled with oxide inhibitor to prevent oxidation and keep out moisture. All lugs marked with conductor sizes and die reference for easy identification
Standard
ANSI C119.4
Type
Compression Lug Two Hole
Wire Size
350 kcmil
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)
0.3600 L
Package Weight (Metric)
0.1630 kg
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Frequently Asked Questions

Does the lug include an oxide inhibitor?

Yes, the lug features an oxide inhibitor for corrosion protection.

What are the hole dimensions and spacing?

The lug has two 9/16" diameter holes spaced 1-3/4" apart.

What is the length of the AL 350 NTN lug?

The lug measures 6-9/16" in length.

What is the pad width and thickness?

The pad is 1-35/64" wide and 23/64" thick.

What conductors are compatible with AL 350 NTN?

The lug supports 350 kcmil AL9CU, 336.4 kcmil, 400 kcmil Compact, and ACSR 266.8 (26/7) or 336.4 (18/1) conductors.

What installing dies are compatible?

Compatible dies include 96, 299, 655, 1 1/8-2, and 13A.

Frequently Asked Questions about ABB - Installation Products

What technical support does ABB - Installation Products offer?

ABB - Installation Products offers comprehensive technical support through a dedicated technical support hotline at 888-385-1221 (Option 1), available 7:00 a.m. - 5:00 p.m. CST, Monday-Friday. Their support services include emergency services, on-site support, remote diagnostics, installation assistance, equipment assessments, and repair coordination. Customers can also access technical resources via email at [email protected].

What are the main product lines offered by ABB - Installation Products?

ABB - Installation Products offers a comprehensive range of electrical distribution and protection solutions, including panelboards like ReliaGear® and ProLine, circuit monitoring systems, softstarters, and modular bus bar systems. Key product lines cover low voltage applications with specialized offerings such as the SMISSLINE TP flexible power distribution bus system, Ekip UP protection and metering relays, and enclosed/open softstarters for industrial and commercial sectors.

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ABB - Installation Products feature advanced, user-friendly design elements optimized for industrial applications. Key features include 2-in-1 Push-in Spring connection technology allowing ferruled and rigid cable connections, tool-free mounting, robust vibration and shock-proof design, and front-accessible terminals. The products deliver high connection capacities up to 18.5 kW, support motor starting solutions, provide short-circuit fuseless protection to 100 kA, and enable faster, more intuitive installation with one-hand mounting and automated wiring capabilities.

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What accessories are available for ABB - Installation Products products?

ABB - Installation Products offers a comprehensive range of accessories designed to enhance functionality and connectivity across industrial control systems. Key accessories include auxiliary contact blocks, signaling contacts, shunt trips, undervoltage releases, electronic timers, interlocks, interface relays, terminal blocks, and connection accessories. These accessories are compatible with SMISSLINE TP plug-in distribution systems and Unifix AD busbar systems, allowing for easy installation and configuration of manual motor starters, circuit breakers, and other electrical components.

What is ABB - Installation Products's warranty policy?

ABB - Installation Products offers a standard 1-year factory warranty for most installation products, with options to extend warranty coverage up to 5 years for specific product lines like low voltage circuit breakers. Extended warranty requires online registration through ABB's Extended Warranty Tool, which verifies product application and provides additional coverage for manufacturing defects and factory-mounted accessories.

What industries and applications are ABB - Installation Products products used for?

ABB - Installation Products serve critical electrical infrastructure needs across diverse industries including Energy, Manufacturing, Power Generation, HVAC, Marine, Food & Beverage, Mining, Pulp & Paper, Water Treatment, and Automotive. Their products cover essential applications such as switchgear, power distribution systems, circuit protection, digital control technologies, and drive systems, engineered for high-reliability environments with a strong emphasis on safety, efficiency, and sustainability.

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How are ABB - Installation Products products typically installed?

ABB - Installation Products are installed through a professional, systematic process emphasizing fast, intuitive wiring and tool-free mounting. Typical installation involves precise equipment verification, secure electrical connections, and comprehensive testing, including foundation frame assessment, busbar and cable connections, earthing system establishment, and thorough pre-commissioning functional tests to ensure optimal performance and reliability.

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