NSI Industries 1129-AL - Coupling, Conduit, Three-Piece, Aluminum, Size 3 1/2 Inch
NSI Industries

1129-AL

UPC: 781747811295

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Overview

The NSi Industries 1129-AL is a three-piece aluminum conduit coupling designed for 3 1/2-inch conduit applications. Constructed from high-quality aluminum, this coupling offers excellent corrosion resistance and lightweight durability, making it suitable for industrial and commercial environments. Its three-piece design facilitates straightforward installation and maintenance, proving beneficial for both new construction and retrofitting projects. The 1129-AL ensures a secure and leak-proof connection, vital for maintaining the integrity of electrical conduit systems. This coupling is manufactured in the USA and adheres to UNSPSC code 39131707. It is a reliable component for power distribution, industrial machinery, and building infrastructure where dependable conduit connections are essential. The aluminum material provides inherent resistance to environmental factors, contributing to its long-lasting performance. SKU: 1129-AL. Manufacturer: NSi Industries.
  • Durable three-piece aluminum construction
  • Designed for 3 1/2-inch conduit
  • Excellent corrosion resistance
  • Lightweight and easy to install
  • Provides secure, leak-proof connections

Specifications

Application
Used to join two lengths of threaded conduit.
Connector Type
Three-piece Conduit
Material
Aluminum
Material Quality
Aluminum
Size
3.5 inch
Special Features
Plain Finish
Standard
cULus
Trade Size
3.5 in
Type
Coupling
Package Dimensions (L x W x H)
6.5 IN x 5.5 IN x 4.625 IN
Package Dimensions (L x W x H)
16.51 cm x 13.97 cm x 11.7475 cm
Package Weight (Imperial)
2.200 L
Package Weight (Metric)
0.998 kg

Frequently Asked Questions about NSI Industries

What technical support does NSi Industries offer?

NSi Industries offers dedicated technical support through their toll-free technical support line at 888.500.4598. They are committed to customer satisfaction and promise to make every reasonable effort to remedy any product or service issues. Additionally, customers can contact their customer service team at 800.321.5847 or email [email protected] for further technical assistance.

What are the key features of NSi Industries products?

NSi Industries products feature exceptional versatility, reliability, and safety across multiple industrial automation categories. Key features include insulation piercing connectors with no wire stripping required, watertight and corrosion-free designs, wide wire range compatibility (from #14 AWG to 750 MCM), and the ability to install on energized conductors. Their product lines like Easy-Tap™ Connectors and TORK® Digital Timers demonstrate advanced capabilities such as turbo spacers, double shear-head bolts, astronomic scheduling, and enhanced switching technologies.

What environmental ratings do NSi Industries products have?

NSi Industries enclosures feature robust environmental ratings, including IEC 60529 IP66 certification, NEMA Type 1, 2, 3, 4, 4X, 12, and 13 ratings, and UL/CSA standards. Their products are designed for both indoor and outdoor applications, with protection against dust, water, corrosion, and extreme temperatures ranging from -40°F to 266°F.

How are NSi Industries products typically installed?

NSi Industries products are typically installed using detailed mechanical and digital wiring diagrams that specify precise connection methods for various voltage configurations (120V, 208V, 240V, 277V, 480V). Installation involves carefully following product-specific wiring schematics, which include clear terminal block connections, ground wire specifications, and phase alignment requirements. Professional electricians and technicians should reference the specific product's wiring diagram to ensure correct installation and electrical compliance.

What industries and applications are NSi Industries products used for?

NSi Industries provides electrical and automation products for diverse industrial applications, including lighting control, electrical enclosures, wire management, connectors, and sensor technologies. Their product lines serve commercial, industrial, and infrastructure markets with solutions for electrical infrastructure, control systems, and safety-critical environments.

What are the main product lines offered by NSi Industries?

NSi Industries offers a comprehensive range of industrial products including TORK® Photocontrols, Polaris™ Lighting Controls, Easy-Twist™ Grounding Solutions, Miniterms, Cable Ties, Connectors, Enclosures, Occupancy Sensors, and Wire Management systems. Their product lines span electrical components, control devices, and industrial automation accessories designed for diverse applications in commercial and industrial settings.

What accessories are available for NSi Industries products?

NSi Industries offers a range of accessories for their product lines, including photocontrol accessories like replacement caps, mounting brackets, and receptacles. Specific accessories include shorting caps, open caps, 3-pin and 7-pin receptacles, and utility mounting brackets for conduit photocontrols. For specialized applications, NSi recommends contacting their customer service team to discuss custom accessory needs.