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Engage with our collection of educational and training materials.

Knowledge at Your Fingertips

At Principal Sloan, our mission is to simplify the lives of our customers. One of the ways we accomplish this is by providing complimentary educational and training resources, including articles, videos, and other materials to help our customers make the best decisions for their projects. Have questions or a topic you’d like us to cover? Contact us today!


Select from the topics below to take your LED sign-lighting knowledge to the next level.

LED Basics

Learn about the benefits of LEDs and discover the pitfalls of low-quality manufacturers.

Retrofitting 101

Learn how to help your customers decide whether to retrofit their existing signage or install new.

LED Insights: Modules & Systems

Learn about the evolution of LEDs and what we believe is the future of LED sign-lighting technology.


Principal Sloan Symbols Guide cover image
Symbols Guide
Principal Sloan Color Temperature Guide cover image
Color Temperature Guide
Principal Sloan Glossary cover image

Have questions or a topic you’d like us to cover?

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