A Pioneer of Lighting Retrofit Solutions

JSI Manufacturing, formerly known as Johnson Systems Inc., is a specialized provider of electrical components, systems, and hardware for commercial and industrial lighting sectors.

With decades of experience in designing and manufacturing lighting control products and systems, we’ve established ourselves as industry leaders in lighting retrofit technology.
We excel in:
• Designing custom solutions to upgrade and modernize outdated lighting systems
• Retrofitting existing lighting setups with advanced dimming and control solutions
• Reverse engineering controllers and creating custom products for systems no longer supported by other manufacturers