NSI Industries 4-350T3 - 4 Port Dual Rated Transformer Lug 350 MCM - 6 AWG 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.
NSI Industries

4-350T3

UPC: 662381026927

Contact for Pricing

Overview

NSI Industries 4-350T3 4 Port Dual Rated Transformer Lug is a versatile and reusable set screw connector designed for exceptional electrical and mechanical performance. This lug connects conductors ranging from 350 MCM down to 6 AWG, offering dual-rated compatibility for both copper and aluminum conductors. Each wire hole is equipped with two set screws, ensuring an exceptionally secure connection. The lug is constructed from high-quality 6061T-6 aluminum alloy, providing superior conductivity and durability. For enhanced performance and low resistance, the connector is electro-tin plated. This plating also contributes to corrosion resistance and minimizes voltage drop. The 4-350T3 is specifically designed for transformer applications and meets or exceeds ANSI C119.4 Class A standards. It is rated for 600 Volts and has a temperature rating of 90 degrees C. The mounting hole spacing adheres to NEMA standards at 1-3/4", ensuring compatibility with standard transformer configurations. This makes the 4-350T3 an ideal solution for utility, industrial, and commercial installations demanding reliable and reusable conductor terminations.
  • Dual-rated for copper or aluminum conductors (350 MCM to 6 AWG)
  • Two set screws per wire hole for secure, low-resistance connections
  • 6061T-6 aluminum alloy construction with electro-tin plating
  • Meets ANSI C119.4 Class A standards, rated 600V, 90°C
  • NEMA 1-3/4" mounting hole spacing for standard transformer compatibility

Specifications

Application
Wire Termination
Connection Type
Set Screw
Material
6061T-6 Aluminum Alloy
Mounting Type
Screw Mounting
Nema Rating
NEMA 1-3/4"
Poles
4 Port
Size
350 MCM - 6 AWG
Special Features
(4) 350 MCM-6 AWG
Type
Transformer Lug
Voltage Rating
600 V
Warranty
1 Year
Package Dimensions (L x W x H)
2.25 IN x 3.75 IN x 1.25 IN
Package Dimensions (L x W x H)
5.715 cm x 9.525 cm x 3.175 cm
Package Weight (Imperial)
1.350 L
Package Weight (Metric)
0.612 kg
4 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.

4-350LL6

4 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.
Transformer Lugs

2/0TR

Transformer Lugs
2 Port Heavy Duty Dual Rated Transformer Lug 1000 MCM - 500 MCM 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.

2-1000LL4

2 Port Heavy Duty Dual Rated Transformer Lug 1000 MCM - 500 MCM 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.
DUAL RATED TRANSFORMER LUGS 600 MCM - 2 AWG

2/0TP-BULK

DUAL RATED TRANSFORMER LUGS 600 MCM - 2 AWG
4 Port Double Set Screw Panelboard Lug 600 MCM - 2 AWG 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".

4-600LL4

4 Port Double Set Screw Panelboard Lug 600 MCM - 2 AWG 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".
The NSI GBA20-14 Aluminum Isolated Ground Bar mounts onto most surfaces using the high-strength glass-filler polyester base, then fits up to 14 copper or aluminum cables in the 2/0 to 14 AWG size range. The high-strength aluminum alloy 6061-T6 body is dual-rated for use with copper and aluminum and forms reliable connections using the simple tightening screw lug design. Stock products you can rely on—stock NSI.

GBA20-14

The NSI GBA20-14 Aluminum Isolated Ground Bar mounts onto most surfaces using the high-strength glass-filler polyester base, then fits up to 14 copper or aluminum cables in the 2/0 to 14 AWG size range. The high-strength aluminum alloy 6061-T6 body is dual-rated for use with copper and aluminum and forms reliable connections using the simple tightening screw lug design. Stock products you can rely on—stock NSI.
Dual Rated Turn Prevent Lug 2/0-14 AWG with 1/4 Inch bolt size: Dual Rated Turn Prevent Lugs are made of 6061T-6 aluminum alloy. Electro-tin plated for low contact resistance. For use with both copper and aluminum conductors. Rated 600V (2000V max. per UL486B). UL 486A/B Listed. Temperature Rating 90 degrees C.

2/0TP

Dual Rated Turn Prevent Lug 2/0-14 AWG with 1/4 Inch bolt size: Dual Rated Turn Prevent Lugs are made of 6061T-6 aluminum alloy. Electro-tin plated for low contact resistance. For use with both copper and aluminum conductors. Rated 600V (2000V max. per UL486B). UL 486A/B Listed. Temperature Rating 90 degrees C.
4 Port Panelboard Lug 800 MCM - 350 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".

4-800L4

4 Port Panelboard Lug 800 MCM - 350 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".
2 Port Panelboard Lug 1000 MCM - 500 MCM 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".

2-1000L2

2 Port Panelboard Lug 1000 MCM - 500 MCM 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".
The NSI GBA2-7 Aluminum Isolated Ground Bar mounts onto most surfaces using the high-strength glass-filler polyester base, then fits up to 7 copper or aluminum cables in the 2 to 14 AWG size range. The high-strength aluminum alloy 6061-T6 body is dual-rated for use with copper and aluminum and forms reliable connections using the simple tightening screw lug design. Stock products you can rely on—stock NSI.

GBA2-7

The NSI GBA2-7 Aluminum Isolated Ground Bar mounts onto most surfaces using the high-strength glass-filler polyester base, then fits up to 7 copper or aluminum cables in the 2 to 14 AWG size range. The high-strength aluminum alloy 6061-T6 body is dual-rated for use with copper and aluminum and forms reliable connections using the simple tightening screw lug design. Stock products you can rely on—stock NSI.
The NSI GBA2-10 Aluminum Isolated Ground Bar mounts onto most surfaces using the high-strength glass-filler polyester base, then fits up to 10 copper or aluminum cables in the 2 to 14 AWG size range. The high-strength aluminum alloy 6061-T6 body is dual-rated for use with copper and aluminum and forms reliable connections using the simple tightening screw lug design. Stock products you can rely on—stock NSI.

GBA2-10

The NSI GBA2-10 Aluminum Isolated Ground Bar mounts onto most surfaces using the high-strength glass-filler polyester base, then fits up to 10 copper or aluminum cables in the 2 to 14 AWG size range. The high-strength aluminum alloy 6061-T6 body is dual-rated for use with copper and aluminum and forms reliable connections using the simple tightening screw lug design. Stock products you can rely on—stock NSI.
The NSI GBA2-20 Aluminum Isolated Ground Bar mounts onto most surfaces using the high-strength glass-filler polyester base, then fits up to 20 copper or aluminum cables in the 2 to 14 AWG size range. The high-strength aluminum alloy 6061-T6 body is dual-rated for use with copper and aluminum and forms reliable connections using the simple tightening screw lug design. Stock products you can rely on—stock NSI.

GBA2-20

The NSI GBA2-20 Aluminum Isolated Ground Bar mounts onto most surfaces using the high-strength glass-filler polyester base, then fits up to 20 copper or aluminum cables in the 2 to 14 AWG size range. The high-strength aluminum alloy 6061-T6 body is dual-rated for use with copper and aluminum and forms reliable connections using the simple tightening screw lug design. Stock products you can rely on—stock NSI.

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.