NSi Industries 248-SY - EMT Couplings, Color-Coded, Steel, Yellow, Size 3-1/2"
NSI Industries

248-SY

UPC: 781747424174


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Overview

The NSi Industries 248-SY is a 3-1/2" steel EMT coupling designed for secure and efficient electrical conduit connections in compliance with NEC standards. Its durable yellow finish provides clear color-coding for easy identification, streamlining inventory management and installation processes in electrical, industrial, and construction projects. Manufactured by NSi Industries, this coupling ensures reliable performance and corrosion resistance for Electrical Metallic Tubing (EMT) systems. The steel construction offers robust protection for wiring, while the color-coding aids in quick selection and compliance verification on job sites. This 3-1/2" coupling is a practical component for professionals seeking dependable conduit fittings, meeting UL 514B and ANSI C80.3 requirements for EMT applications. The coupling features a threaded design for secure joint integrity and is suitable for indoor and outdoor installations when used with appropriate fittings. Its compact size optimizes space efficiency in conduit runs, and the zinc-plated steel material provides enhanced durability against environmental factors. The product is part of NSi Industries' EMT coupling line, which includes sizes ranging from 1/2" to 4", ensuring compatibility with standard EMT conduit dimensions.
  • 3-1/2" Steel EMT Coupling
  • Durable Yellow Color-Coding
  • Secure Conduit Connections
  • Corrosion-Resistant Steel
  • Ideal for Electrical Installations

Specifications

Application
Bridgeport's Color Coded set screw couplings are used to join two lengths of EMT. Color coded Yellow to match EMT for easy identification. Use with yellow EMT in special equipment, caution areas, and high voltage applications.
Color
Yellow
Finish
Yellow Paint
Material Quality
Steel
Size
3-1/2 IN
Special Features
Concrete-tight. Furnished with Tri-Drive slot/Phillips/Robertson head screws. Also listed for use with Aluminum EMT.
Standard
UL
Type
EMT Coupling
Package Weight (Imperial)
2.130 L
Package Weight (Metric)
0.966 kg

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Frequently Asked Questions

What is the trade size of the 248-SY coupling?

The trade size of the 248-SY coupling is 3-1/2 inches.

How many couplings are in a standard package?

A standard package contains 6 couplings.

What materials are used in the 248-SY couplings?

The 248-SY couplings are made of steel and finished with yellow paint.

What is the purpose of the color coding?

The yellow color coding helps in easy identification and is used in special equipment and high voltage applications.

What certifications does the 248-SY coupling have?

The coupling meets Federal Specification Number A-A-50553 and is UL listed under UL-514B.

Are these couplings compatible with aluminum EMT?

Yes, the couplings are listed for use with aluminum EMT.

What is the patent number for the 248-SY coupling?

The patent number for the coupling is US Patent 6,861,585.

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.