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NSI Industries 256-I - Connector, Compression, Steel, Insulated Throat, Size 2-1/2 Inch

NSI Industries 256-I Connector, Compression, Steel, Insulated Throat, Size 2-1/2 Inch

UPC: 781747102560


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Minimum Qty: 2

Multiplier: 2

*Contact for lower quantities*

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The NSi Industries 256-I is a 2-1/2 inch steel compression connector designed for secure, high-strength connections in industrial electrical systems. Engineered for copper cables only, this connector features an insulated throat to prevent electrical hazards during installation and operation. The continuous flare on the connector end ensures smooth cable insertion, accommodating flexible and extra-flexible cables such as locomotive, welding, and mining cables. Constructed from tin-plated steel, the 256-I delivers corrosion resistance for extended service life in harsh environments. With NEMA-spaced mounting holes at 1¾ inches, it integrates seamlessly into industrial machinery, conduit systems, and power distribution networks. Compatible with NSI N12ID dieless compression tools, the 256-I supports expanded wire ranges for versatility in various applications. Its concrete-tight design prevents moisture ingress, making it suitable for wet locations and outdoor installations.
  • 2-1/2 inch steel compression connector for copper cables
  • Insulated throat for electrical hazard protection
  • Continuous flare for smooth cable insertion (flexible/extra-flexible cables)
  • Tin-plated steel construction for corrosion resistance
  • NEMA-spaced mounting holes (1¾") for industrial integration
  • Concrete-tight design for wet locations and outdoor use
  • Compatible with NSI N12ID dieless compression tools

Specifications

Application
Used to join EMT to box or enclosure. Concrete tight.
Connector Type
Compression
Finish
Zinc Electroplated
Insulation
Insulated Throat
Material Quality
Steel
Size
2-1/2 IN
Special Features
Concrete-tight
Standard
cULus
Temperature Rating, Maximum
221 F
Temperature Rating, Maximum
105 C
Temperature Rating, Minimum
221 F
Temperature Rating, Minimum
105 C
Trade Size
2-1/2 in.
Trade Size
2-1/2
Type
Connector
Package Weight (Imperial)
1.760 L
Package Weight (Metric)
0.798 kg
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Frequently Asked Questions

What is the standard package quantity for the 256-I?

The standard package quantity for the 256-I connector is 10 units.

What is the trade size of the 256-I connector?

The trade size of the 256-I connector is 2-1/2 inches.

Does the 256-I connector have an insulated throat?

Yes, the 256-I connector features an insulated throat.

What type of connector is the 256-I?

The 256-I is a compression connector made of steel with an insulated throat.

What certifications does the 256-I connector hold?

The 256-I connector meets Federal Specification Number A-A-50553, NEMA Standard FB-1, UL File Number E24001, and UL Standard UL-514B.

What finish does the 256-I connector have?

The 256-I connector has a zinc electro-plate finish.

What material is the 256-I connector made from?

The 256-I connector is made from steel.

What is the application of the 256-I connector?

The 256-I connector is used to join EMT to a box or enclosure. It is also concrete tight.

What is the standard package quantity for the 256-I?

The standard package quantity for the 256-I connector is 10 units.

What material is the 256-I connector made from?

The 256-I connector is made from steel.

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