• NSi Easy-Twist Promo Banner
  • NSi redesigned Occ sensors

Why NSi? With industry leading service and a 99% same day ship rate, our contractor-preferred brands can be relied upon to arrive at your local distributor on time. NSi's line of electrical products and our knowledgeable Tech Team covers the needs of contractors every day. And with industry leading brands such as Polaris™, TORK®, Easy-Twist™ and Easy-Wrap™, NSi products offer quality solutions to contractors and electricians.
Why NSi? Let Us Clarify...

NSi 2015 Catalog  
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Informational and how-to videos for our most popular products, visit our YouTube channel.