Find A Distributor

We've got distributors across the US and Canada, as well as online.

See Distributors

Find a Lighting Rep

We've got an interactive map to help you find a lighting rep near you.

View Map

Track your Order

Do you need to figure out where your order is? Click here to find out.

Track your Order

Since 1969, Functional Devices, Inc. has been designing and manufacturing quality electronic devices in the United States of America. Our goal is to provide our customers with reliable and economic products along with world-class support from our sales and engineering experts.

Featured Products


About

Learn more about Functional Devices' history and people.

More Information

Products

Browse our catalog of building automation and lighting controls devices.

Find a Product

Support

Need help? We offer documentation, downloads, and live technical support.

Browse Support Options

From the Blog

Finding a Replacement Relay

In this week's Tech Tuesday, we go over how to pick the right replacement relay!... Read More


General Purpose Logic Circuit Device Spotlight

Learn about our General Purpose Logic Circuit Devices!... Read More


Horse Power (HP): What is this contact rating?

This week we're covering horse power and the associated ratings on our datasheets!... Read More


Controlling a Relay with a Microprocessor

Is there a relay that can be controlled by a micro? Find out in a brand new Tech Tuesday!... Read More

Production Team Member

Looking for a manufacturing job in the central Indiana area? Come be part of our Production Team! Functional Devices manufactures electronic... View Job