Authorized NSI Industries Distributor
NSI Industries N-750SP - All Purpose Split Bolt Connector 750 MCM All Purpose Split Bolt Connectors are used for combinations of aluminum to copper, aluminum to aluminum, steel to aluminum, copper to copper, and steel to copper applications. They have an electro-tinned body. UL listed for copper and copperweld wires only. Includes nut, spacer and pressure pad.
NSI Industries

N-750SP

UPC: 662381020420

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Minimum Qty: 2

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Overview

The NSI Industries N-750SP All Purpose Split Bolt Connector is a high-performance, UL-listed electrical connector designed for reliable splicing of copper and aluminum conductors up to 750 MCM. Engineered for versatility, this split bolt connector accommodates multiple conductor combinations including aluminum-to-copper, aluminum-to-aluminum, steel-to-aluminum, copper-to-copper, and steel-to-copper applications. The electro-tinned body ensures corrosion resistance and low contact resistance, while the included nut, spacer, and pressure pad guarantee secure, long-lasting connections. UL 486A/B listed for copper and copperweld wires, the N-750SP is ideal for utility, industrial, and commercial electrical installations where durability and compliance are critical. With a recommended torque range of 666.6–1000 in-lb, this connector delivers consistent performance under demanding conditions. The robust design minimizes inventory requirements by handling a wide range of wire sizes, reducing the need for multiple connector types. Whether used in overhead or underground applications, the N-750SP provides a dependable solution for splicing main and tap conductors in power distribution systems.
  • Handles conductor combinations: Al-to-Cu, Al-to-Al, Steel-to-Al, Cu-to-Cu, Steel-to-Cu
  • UL 486A/B listed for copper and copperweld wires only
  • Electro-tinned body for corrosion resistance and low contact resistance
  • Includes nut, spacer, and pressure pad for secure connections
  • Recommended torque range: 666.6–1000 in-lb

Specifications

Connection Type
Split Bolt
Environmental Conditions
90 C
Finish
Tin Plated Copper
Material
Electro-tinned
Number Of Conductors
2
Number Of Poles
1
Size
L=3.750 - W=2.130 IN
Size
750 MCM
Temperature Rating
90 C
Voltage Rating
600 V
Warranty
1 Year
Wire Size
250 - 750 MCM
Wire Type
Class A & B
Package Dimensions (L x W x H)
1.75 IN x 1.94 IN x 3.51 IN
Package Dimensions (L x W x H)
4.445 cm x 4.9276 cm x 8.9154 cm
Package Weight (Imperial)
1.720 L
Package Weight (Metric)
0.780 kg
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PAA4-B1-5

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CCALTR2932-X

The CCALTR2932-X Aluminum Trefoil Cable Cleat is ideal for medium to high short circuit faults in less corrosive environments. The cable cleat is certified to IEC 61914:2015, tested up to 114kA peak fault current and retains cables in the event of a short circuit fault. Compatible with cable diameter of 29-32mm and installs direct to the cable tray rung via fixing hole and user-supplied M8 bolt. Insulating spacers and washers sold separately for protection against galvanic corrosion.
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SCC38

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FST40I

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PST40I

Insulated Cable Staple, #10, #12, #14 AWG cable size, 1 x 1/2 in. staple size, PVC insulation, Hot Melt PVC Bonded construction, 5000 per pail
Non Insulated Cable Staple, #12, #14 AWG cable size, Non Metallic Cable, Romex Cable type, 1 x 1/2 in. staple size, 500 per jar

FST40

Non Insulated Cable Staple, #12, #14 AWG cable size, Non Metallic Cable, Romex Cable type, 1 x 1/2 in. staple size, 500 per jar
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FST100I

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Frequently Asked Questions about NSI Industries

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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.

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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.

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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.

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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.

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