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Lighting's Custom Solutions Provider!

ESI's Designed to Fit retrofit kits are fine-tuned to seamlessly upgrade your current lighting system. Click HERE to see more ESI "Designed to Fit" solutions.

Designed to Fit Your Application!

Easily navigate ESI's portfolio with our handy Product Guide!

ESI Product Guide

Learn more about ESI by watching some content on our YouTube Channel.

Learn About ESI

Have a question? Run through our frequently asked questions to see if we have a quick answer.


Learn more about our newest product in partnership with PURE Lighting

HY UVC Series