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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 Top 10 Most Universal RIB Relays

In this Tech Tuesday, we go over our top 10 most universal RIB relay product offerings!... Read More

Introducing our new Step-Down Transformers!

Learn about our brand new Step Down Transformers for Lighting Controls!... Read More

Introducing our new Mechanically Latching Relays

Introducing our new Mechanically Latching Panel Mount Relay Series!... Read More

BACnet Compatible Power Meter Kit is Prepackaged to Make Installation Easier

A few months ago, we published a blog to spotlight our recently released, BACnet® MS/TP compatible, Revenue Grade, Power Meter (RIBPM413-BC). In this blog, we will be co... 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.