
Contact for Pricing
Overview
- 4-inch size for specific conduit applications
- Zinc die-cast construction for durability and corrosion resistance
- 105°C rated for high-temperature environments
- Insulated throat for enhanced electrical safety
- Meets stringent UL tests for reliable performance
Specifications
Application | Set screw connector used to join EMT to box or enclosure. Insulated Throat 105degreeC |
Connection Type | Set Screw |
Connector Type | Set Screw |
Finish | Ball burnish |
Insulation | Insulated Throat |
Material | Zinc Die Cast |
Material Quality | Zinc Die Cast |
Size | 4 Inch |
Size | 4 IN |
Standard | cULus |
Temperature Rating, Maximum | 221.00000 F |
Temperature Rating, Maximum | 105 °C |
Temperature Rating, Maximum | 221 F |
Temperature Rating, Maximum | 105 C |
Temperature Rating, Minimum | 221.00000 F |
Temperature Rating, Minimum | 221 F |
Temperature Rating, Minimum | 105 C |
Trade Size | 4 in. |
Type | Connector |
Package Weight (Imperial) | 1.347 L |
Package Weight (Metric) | 0.611 kg |
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Frequently Asked Questions
What material is the connector made of?
The connector is made of zinc die cast.
What is the trade size of the connector?
The trade size of the connector is 4 inches.
What is the standard package quantity?
The standard package quantity is 6 connectors.
What is the catalog ID for this connector?
The catalog ID for this connector is 239-DCI2.
What is the maximum operating temperature?
The product is rated for a maximum operating temperature of 105°C.
What certifications does the connector have?
The connector meets Federal Specification A-A-50553 and NEMA Standard FB-1.
Where is the connector manufactured?
The connector is manufactured in the USA.
What is the finish of the connector?
The connector has a ball burnished, mirror smooth finish.
How is the connector installed?
The connector is a set screw type used to join EMT to a box or enclosure.
What is the UL file number for this product?
The UL file number for this product is E24001.
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.

