Instantánea de Functional Devices
Enhance life in buildings and beyond.
Known for our RIB® (Relay in a Box®) product lines, we proudly manufacture products in America's Heartland of Indiana. Our commitment to ease of installation, performance, and durability provides our customers with unparalleled confidence and peace of mind.
Founded in 1969 by engineer and electronics enthusiast Albert Rittmann, Functional Devices has grown from humble beginnings into a leading provider of building automation and lighting solutions.
Founded in 1969 by engineer and electronics enthusiast Albert Rittmann, Functional Devices has grown from humble beginnings into a leading provider of building automation and lighting solutions.