NSi Industries BS400T - Dual Range Lug One 600 MCM - 4 AWG, Two 250 MCM - 1/0 AWG - 1 Count Dual Range Lugs are set screw connectors that will accept either one or two wires. Made of 6061T-6 aluminum alloy. Electro-pin plated for low contact resistance. For use with copper or aluminum conductors. Rated 600 Volts (2000V max. per UL486B). UL 486A/B Listed. Temperature rating 90 degrees C.
NSI Industries

BS400T

UPC: 662381002006

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Technical Bulletin

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Overview

The NSI Industries BS400T Dual Range Lug (SKU: BS400T) is a versatile set-screw connector designed for reliable electrical connections. Constructed from durable 6061T-6 aluminum alloy, this lug ensures longevity and performance in demanding applications. Its electro-tin plating significantly reduces contact resistance, promoting efficient current flow and minimizing heat buildup. The BS400T is engineered to accommodate both copper and aluminum conductors, offering flexibility for various wiring projects. This dual-range lug supports a single conductor from 600 MCM down to 4 AWG, or two conductors ranging from 250 MCM down to 1/0 AWG, making it suitable for a wide spectrum of wire sizes. It is rated for 600 Volts, with a maximum rating of 2000V per UL486B, and features a temperature rating of 90°C. Certified UL 486A/B Listed, the BS400T meets stringent industry safety and performance standards. The set-screw connection type provides a secure and dependable termination. Key specifications include a voltage rating of 600V, construction from 6061T-6 aluminum alloy, and compatibility with conductor sizes ranging from 600 MCM to 4 AWG for single wire, and 250 MCM to 1/0 AWG for dual wires. The maximum torque value is 500 in./lbs., requiring a 3/8" hex wrench. Its dimensions are 2.81" in length, 1.81" in height, and 1.38" in width, with a mounting bolt size of 0.562" and a mounting hole diameter of 0.625". The tang length is 0.725" with a tang thickness of 0.312". Each standard carton contains 6 units.
  • Dual range lug accepts one conductor (600 MCM - 4 AWG) or two conductors (250 MCM - 1/0 AWG).
  • Constructed from durable 6061T-6 aluminum alloy for long-lasting performance.
  • Electro-tin plated for low contact resistance and improved conductivity.
  • Suitable for use with both copper and aluminum conductors.
  • UL 486A/B Listed and rated for 600V (2000V max per UL486B) at 90°C.

Specifications

Warranty
1 Year
Package Dimensions (L x W x H)
2.81 IN x 1.38 IN x 1.81 IN
Package Dimensions (L x W x H)
7.1374 cm x 3.5052 cm x 4.5974 cm
Package Weight (Imperial)
27.800 L
Package Weight (Metric)
12.610 kg

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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.