NSi Industries 290-S - Coupling, Combination, Steel, Size 1/2 Inch
NSI Industries

290-S

UPC: 781747022905


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Overview

The NSI Industries 290-S is a 1/2-inch steel combination coupling designed for industrial conduit connections. Constructed from durable steel, it offers robust mechanical strength and long-lasting performance. Its combination design provides versatile conduit system connections, meeting electrical and mechanical installation requirements. This coupling ensures code-compliant transitions between conduit types in commercial, industrial, and utility settings. It is UL Listed (File E30115) and CSA Certified (LR 111267), ensuring safety and reliability. The steel construction resists corrosion and wear, extending operational life. The 1/2-inch size is a common requirement for many conduit runs, making it a versatile component for various projects.
  • Durable steel construction for robust mechanical strength
  • Combination design for versatile conduit system connections
  • Ensures code-compliant transitions between conduit types
  • UL Listed (File E30115) and CSA Certified (LR 111267)
  • Corrosion and wear resistant for extended operational life

Specifications

Application
Used to join EMT to rigid or IMC. Concrete-tight.
Connection Type
Combination Coupling
Connector Type
Combination
Material
Steel
Material Quality
Steel
Mounting Type
Conduit Connection
Series
290
Size
1/2 Inch
Special Features
Concrete-tight
Standard
UL
Trade Size
0.5 in
Type
Coupling
Package Weight (Imperial)
0.149 L
Package Weight (Metric)
0.068 kg

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Frequently Asked Questions

What is the trade size of the 290-S coupling?

The trade size of the 290-S coupling is 1/2 inch.

What is the catalog ID for the 290-S product?

The catalog ID for the 290-S product is 290-S.

What is the UPC number for the 290-S?

The UPC number for the 290-S is 781747022905.

What materials are used in the 290-S product?

The 290-S is made of steel and has a zinc electro-plate finish.

What certifications does the 290-S have?

The 290-S is certified under Federal Specification A-A-50553 and UL Standard UL-514B.

Is the 290-S coupling concrete-tight?

Yes, the 290-S coupling is designed to be concrete-tight.

What is the application of the 290-S coupling?

The 290-S coupling is used to join EMT to rigid or IMC.

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.