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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.


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From the Blog

The Best RIB Devices for Control Panels

Check out this Tech Tuesday to learn how Functional Devices can help you build the perfect panel!... Read More

Using a Time Delay Relay to Control Disinfecting UV Light

This week's Tech Tuesday entry comes from a call we received from an electrician out in the field. Check it out to to see what solution we came up with!... Read More

UL924 Emergency Lighting Relays: Models ESRN and ESRLBC

Learn more about our UL924 Emergency Lighting Relays right here!... Read More

EnOceanĀ® Wireless RIBĀ®: Dock Light Application

Check out how we helped a customer find a unique solution in this Tech Tuesday!... Read More

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Interested in joining our team? Functional Devices is always on the lookout for great people! Check out our open positions and see if you might be a good fit.