TRI-TRONICS^® is a photoelectric sensor manufacturer designing unique products that solve difficult problems in industrial packaging, printing, and labeling applications. We also manufacture the highest quality elevator edge door protection in the industry, as well as the only American made product of its kind.

Photoelectric Sensors, Fiberoptic Light Guides, and Controls can be used for a wide variety of industrial applications.

Elevator door edge control system is designed for the most demanding applications in the world.

Photcraft Encoders.