NSI: Connecting the Modern Contractor to Smarter Solutions

In the fast-paced electrical trade, success is built on the strength of your connections. For over 45 years, NSI has been the driving force behind the industry’s most trusted brands, delivering a comprehensive suite of products designed to solve real-world challenges on the job site. NSI doesn’t just manufacture parts; they provide a fresh perspective on electrical infrastructure, prioritizing the high-quality, industry-advancing solutions that professionals demand.

Your Regional Hub for NSI Innovation

Crown Supply is your local stocking distributor for NSI, serving as your direct link to their massive portfolio of market-leading brands. We understand that in construction, time is the ultimate commodity. That is why NSI’s essential components are available for immediate pickup or job-site delivery through Crown Supply, ensuring your project never grinds to a halt due to missing hardware.

A Powerhouse Portfolio Built for Performance

NSI is the umbrella for many of the most well-respected names in the field—brands that electricians and electrical contractors rely on for durability and ease of installation. Their solutions are engineered to help you meet strict project deadlines without sacrificing safety or quality.

Bridgeport Fittings

Precision-engineered conduit bodies and fittings that streamline rough-ins.

Polaris

The original insulated connector that revolutionized the way contractors make power connections.

TORK

Industry-standard time switches and controls for superior energy management.

Platinum Tools & More

Specialized tools and connectivity solutions (including Lynn and ENET) designed for the modern data and electrical landscape.

Golden Lighting

Why Contractors Source NSI Through Crown Supply

When you are searching for "NSI parts near me," you need an authorized NSI distributor that provides more than just a box of parts. Crown Supply combines NSI’s engineering heritage with the local service and technical expertise required to keep your business profitable.

100% Reliability: NSI is committed to being easy to do business with, a value mirrored by Crown Supply’s dedication to accuracy and 100% reliability in every order..

Technical Submittal Support: Our team provides the deep technical knowledge and documentation needed for commercial bids and complex electrical submittals.

Agile Problem Solving: NSI demands agility to devise better solutions for the field. Crown Supply brings that same ingenuity to your local supply chain, offering competitive pricing and flexible delivery options for all your commercial electrical supplies..

Advancing the Electrical Industry

NSI’s core philosophy is "Making Connections." By staying grounded in the principles of service and value, they continue to accelerate results for their customers. Partnering with Crown Supply means you have a local ally that cares as much about your project’s success as you do, anticipating your needs and exceeding expectations at every turn.


Drive your next project forward with the smart solutions of NSI. Contact Crown Supply today for inventory availability, technical specs, or immediate job-site delivery.