NSi Industries 540-SS - Screw-In Connector, Snap-In
NSI Industries

540-SS

UPC: 781747025401


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Overview

The NSI Industries 540-SS (SKU: 540-SS) is a low-profile screw-in/snap-in connector designed for tool-free wire terminations. Manufactured in the US by NSI Industries, this connector enables rapid, secure electrical connections without specialized tools, reducing installation time and labor costs. Its design supports quick assembly in OEM applications where speed and simplicity are critical. The 540-SS is part of NSI Industries' line of practical electrical connectivity solutions, offering a reliable and efficient alternative to traditional crimp or solder terminations.
  • Tool-free wire terminations for rapid installation
  • Screw-in/snap-in design for secure electrical connections
  • Low-profile design ideal for OEM applications
  • Manufactured in the US by NSI Industries
  • Eliminates need for crimping or soldering

Specifications

Angle
180 Deg
Application
Snap-In Connector suitable for use with Aluminum or Steel Flexible Metal Conduit.
Connection Type
Screw-In/Snap-In
Connector Type
Snap-In
Finish
Zinc Plated
Material
Spring Steel
Material
NSi Industries proprietary material
Mounting Type
Tool-free installation
Number Of Conductors
1 Cable
Series
540
Size
3/8 IN
Special Features
Spring steel locking tabs eliminate need for a locknut
Standard
cULus
Trade Size
3/8 IN
Type
Connector
Package Weight (Imperial)
0.011 L
Package Weight (Metric)
0.005 kg

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Frequently Asked Questions

What types of conduit is the 540-SS compatible with?

The 540-SS connector is suitable for use with aluminum or steel flexible metal conduit.

What materials is the 540-SS connector made from?

The 540-SS connector is made from spring steel and has a zinc plated finish.

What are the certifications for the 540-SS connector?

The 540-SS connector is certified under Federal Specification A-A-50552, NEMA Standard FB-1, and UL Standard UL514B.

What is the trade size of the 540-SS connector?

The trade size of the 540-SS connector is 3/8 inches.

What is the UL file number for the 540-SS connector?

The UL file number for the 540-SS connector is E9391.

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.