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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

Employee Spotlight: Ethan Wallsmith

Enjoy a brand new Employee Spotlight on Ethan Wallsmith!... Read More


Unit Heater Control with BACnet® Communication

Recently our BACnet® compatible Analog Input RIB® was updated to include a set point function. Click here to learn more!... Read More


Employee Spotlight: Nick Walker

Meet Functional Devices' Electrical Supply Account Manager: Nick Walker!... Read More


Electronic Ballast: What is this contact rating?

For this week's Tech Blog post, I would like to focus on the "Electronic Ballast" rating.... 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