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NSI Industries 3-350L2/L4 - 3 Port Panelboard Lug 350 MCM - 6 AWG Panelboard style for multi-conductor with NEMA mounting hole spacing for turn prevent and secureness. Made of 6061T-6 aluminum alloy. Electro-tin plated for low contact resistance. For use with copper or aluminum conductors. Rated 600 volts (2000V max per UL486B). UL 486A/B Listed. Temperature rating 90 degrees C. All hole spacing is NEMA standard of 1.750".
NSI Industries

3-350L2/L4

UPC: 662381001511


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Overview

The NSI Industries 3-350L2/L4 is a 3-port panelboard lug designed for secure multi-conductor connections in industrial electrical systems. Constructed from 6061T-6 aluminum alloy and electro-tin plated, this lug ensures low contact resistance and corrosion resistance while supporting both copper and aluminum conductors. Rated for 600V (2200V max per UL486B) and a temperature rating of 90°C, the 3-350L2/L4 meets UL486A/B standards for reliability in demanding applications. Key specifications include a wire range of 350 MCM to 6 AWG, NEMA standard 1.750" mounting hole spacing for turn-prevent security, and a maximum torque value of 5/16"-32. The lug’s panelboard style design prevents conductor rotation, ensuring stable electrical connections. With a compact footprint of 2.92" length, 1.13" width, and 0.63" height, it integrates seamlessly into panelboard systems while providing robust mechanical and electrical performance. Ideal for use in power distribution panels, switchgear, and industrial control systems, the 3-350L2/L4 reduces inventory complexity by accommodating a wide range of conductor sizes. Its dual-rated compatibility makes it a versatile choice for engineers and electricians seeking dependable solutions for modern electrical infrastructure.
  • 3-port panelboard lug for 350 MCM to 6 AWG conductors
  • 6061T-6 aluminum alloy with electro-tin plating for low contact resistance
  • NEMA standard 1.750" mounting hole spacing for turn-prevent security
  • Rated 600V (2200V max per UL486B), 90°C temperature rating
  • Compact dimensions: 2.92" L x 1.13" W x 0.63" H

Specifications

Application
Wire Termination
Connection Type
Panelboard Lug
Environmental Conditions
90 C
Material
6061T-6 Aluminum Alloy
Mounting Type
NEMA standard mounting
Nema Rating
1.750" spacing
Poles
3 Port
Size
350 MCM - 6 AWG
Special Features
(3) 350 MCM-6 AWG - Dual Rated - 2 Pack
Standard
cULus
Type
Panelboard Lug
Voltage Rating
600 V
Warranty
1 Year
Package Dimensions (L x W x H)
4.25 IN x 2.92 IN x 1.13 IN
Package Dimensions (L x W x H)
10.795 cm x 7.4168 cm x 2.8702 cm
Package Weight (Imperial)
1.300 L
Package Weight (Metric)
0.590 kg
2 Port Panelboard Lug 250 MCM - 6 AWG Panelboard style for multi-conductor with NEMA mounting hole spacing for turn prevent and secureness. Made of 6061T-6 aluminum alloy. Electro-tin plated for low contact resistance. For use with copper or aluminum conductors. Rated 600 volts (2000V max per UL486B). UL 486A/B Listed. Temperature rating 90 degrees C. All hole spacing is NEMA standard of 1.750".

2-250L2

2 Port Panelboard Lug 250 MCM - 6 AWG Panelboard style for multi-conductor with NEMA mounting hole spacing for turn prevent and secureness. Made of 6061T-6 aluminum alloy. Electro-tin plated for low contact resistance. For use with copper or aluminum conductors. Rated 600 volts (2000V max per UL486B). UL 486A/B Listed. Temperature rating 90 degrees C. All hole spacing is NEMA standard of 1.750".
3 Port Panelboard Lug 1000 MCM - 500 MCM Large size set screw connectors with multiple mounting holes for a secure, turn-prevent connection. Made of 6061T-6 aluminum alloy. Tin plated for low contact resistance. For use with copper or aluminum conductors. 600V (2000V max, per UL486B). UL 486A/B Listed. Temperature rating 90 degrees C. All hole spacing is NEMA standard of 1.75".

3-1000LL4

3 Port Panelboard Lug 1000 MCM - 500 MCM Large size set screw connectors with multiple mounting holes for a secure, turn-prevent connection. Made of 6061T-6 aluminum alloy. Tin plated for low contact resistance. For use with copper or aluminum conductors. 600V (2000V max, per UL486B). UL 486A/B Listed. Temperature rating 90 degrees C. All hole spacing is NEMA standard of 1.75".
Aluminum Multiple Connector 2/0-14 AWG 5 Holes Multiple connectors are made from eithercopper or aluminum bar and can be used ina variety of neutral and grounding applications.Tin plated forlow contact resistance and are suitable foruse with copper or aluminum conductors.

2/0-14-524

Aluminum Multiple Connector 2/0-14 AWG 5 Holes Multiple connectors are made from eithercopper or aluminum bar and can be used ina variety of neutral and grounding applications.Tin plated forlow contact resistance and are suitable foruse with copper or aluminum conductors.
Aluminum Multiple Connector 2/0-14 AWG 3 Holes Multiple connectors are made from either copper or aluminum bar and can be used ina variety of neutral and grounding applications.Tin plated forlow contact resistance and are suitable foruse with copper or aluminum conductors.

2/0-14-32

Aluminum Multiple Connector 2/0-14 AWG 3 Holes Multiple connectors are made from either copper or aluminum bar and can be used ina variety of neutral and grounding applications.Tin plated forlow contact resistance and are suitable foruse with copper or aluminum conductors.
Aluminum Multiple Connector 2/0-14 AWG 8 Holes Multiple connectors are made from eithercopper or aluminum bar and can be used ina variety of neutral and grounding applications.Tin plated forlow contact resistance and are suitable foruse with copper or aluminum conductors.

2/0-14-818

Aluminum Multiple Connector 2/0-14 AWG 8 Holes Multiple connectors are made from eithercopper or aluminum bar and can be used ina variety of neutral and grounding applications.Tin plated forlow contact resistance and are suitable foruse with copper or aluminum conductors.
225A Stacked Neutral Bar, 4-14 AWG 38 Circuits, 1/0-14 AWG 4 Circuits & 350 MCM - 6 AWG Main Lug With Mtg Base

2042MB

225A Stacked Neutral Bar, 4-14 AWG 38 Circuits, 1/0-14 AWG 4 Circuits & 350 MCM - 6 AWG Main Lug With Mtg Base
2 Port Heavy Duty Dual Rated Transformer Lug 350 MCM - 6 AWG Heavy Duty Dual Rated Transformer Lugs are versatile and reusable set screw connectors made from high strength 6061-T6 aluminum alloy for superior electrical and mechanical performance. Two set screws per wire hole ensure an exceptional connection. Electro-tin plated for low contact resistance. For use with copper or aluminum conductors. Mounting hole spacing is NEMA 1-3/4". Meets or exceeds ANSI C119.4 Class A. Rated 600V. Temperature rating 90 degrees C.

2-350LL4

2 Port Heavy Duty Dual Rated Transformer Lug 350 MCM - 6 AWG Heavy Duty Dual Rated Transformer Lugs are versatile and reusable set screw connectors made from high strength 6061-T6 aluminum alloy for superior electrical and mechanical performance. Two set screws per wire hole ensure an exceptional connection. Electro-tin plated for low contact resistance. For use with copper or aluminum conductors. Mounting hole spacing is NEMA 1-3/4". Meets or exceeds ANSI C119.4 Class A. Rated 600V. Temperature rating 90 degrees C.
3 Port Aluminum Dual Rated Transformer Lug 350 MCM - 6 AWG with 4 Mounting Holes Aluminum Dual Rated Transformer Lugs are versatile and reuseable set screw connectors made of 6061T-6 aluminum alloy for superior electrical and mechanical performance. Two set screws per wire hole ensure an exceptional connection. Electro-tin plated for low resistance. For use with copper or aluminum conductors. Mounting hole spacing is NEMA 1-3/4". Meets or exceeds ANSI C119.4 Class A. Rated 600 Volts. Temperature Rating 90 degrees C.

3-350L4

3 Port Aluminum Dual Rated Transformer Lug 350 MCM - 6 AWG with 4 Mounting Holes Aluminum Dual Rated Transformer Lugs are versatile and reuseable set screw connectors made of 6061T-6 aluminum alloy for superior electrical and mechanical performance. Two set screws per wire hole ensure an exceptional connection. Electro-tin plated for low resistance. For use with copper or aluminum conductors. Mounting hole spacing is NEMA 1-3/4". Meets or exceeds ANSI C119.4 Class A. Rated 600 Volts. Temperature Rating 90 degrees C.

Frequently Asked Questions about NSI Industries

How are Tork products typically installed?

Tork products are typically installed by trained technicians who follow a comprehensive commissioning process. This includes verifying the work environment, conducting electrical installation checks, performing internal and external equipment inspections, powering on the system, and executing operational tests to ensure compatibility and reliability.

What environmental ratings do Tork products have?

Tork products are designed to meet various environmental ratings, including NEMA Type 4X and Type 6, which provide protection against corrosion, windblown dust, rain, and occasional temporary submersion. These ratings ensure that Tork products can withstand harsh industrial environments while maintaining operational integrity.

What communication protocols do Tork products support?

Tork products support a comprehensive range of communication protocols, including PROFIBUS DP V1, PROFINET with dual port, EtherNet/IP with dual port, CANopen, and Modbus RTU integrated as standard. These protocols facilitate flexible network integration and high-performance communication across various industrial automation systems.

What are the key features of Tork products?

Tork products are designed with advanced features that enhance efficiency and reliability in industrial applications. Key features include integrated harmonics and EMC design for improved power quality, removable terminals for quick installation, and USB ports for easy troubleshooting. Additionally, Tork solutions emphasize user-friendly setup with application wizards and memory modules for convenient parameter management.

What are the main product lines offered by Tork?

Tork offers a diverse range of products primarily focused on industrial automation, including TORK® Photocontrols, lighting controls, and various electrical components such as enclosures, occupancy sensors, and grounding solutions. These products are designed to enhance efficiency and reliability in commercial and industrial applications.

What technical support does Tork offer?

Tork offers a comprehensive range of technical support services, including 24/7 customer support, on-site service management, and a technical hotline network. With three advanced technical support centers and over 8,000 hours of technical training conducted annually, Tork ensures certified expertise across 25+ languages to assist customers effectively. Their commitment to service is reflected in a 98% Service Level Agreement compliance rate, providing reliable support for all operational needs.

What industries and applications are Tork products used for?

Tork products are utilized across a variety of industries, including food processing, healthcare, hospitality, and manufacturing. They are designed for applications such as hand hygiene, surface cleaning, and dispensing solutions, ensuring efficiency and compliance in environments that require high standards of cleanliness and safety.

What certifications and standards do Tork products comply with?

Tork products comply with UL and cUL certifications, ensuring they meet rigorous safety and performance standards. Additionally, many models are designed to meet NEMA enclosure ratings, providing protection against environmental factors.

How are Remke products typically installed?

Remke products are typically installed through a systematic process that includes site audits to verify proper wiring, followed by remote or on-site commissioning. This commissioning involves installation verification, programming, and communication testing to ensure the system operates reliably and meets design specifications.

What accessories are available for Remke products?

Remke offers a wide range of accessories for their products, including panel mounting kits, fuse holders for voltage inputs, ferrites for communication modules, and current transformers. These accessories enhance the functionality and protection of Remke's industrial automation solutions, ensuring reliable performance in various applications.