Functional Devices, Inc.
Sharpsville, United States (US) · Home and Garden
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Last verified
May 2026
Overview
Functional Devices, Inc is a US-based manufacturer of high-performance electronic devices specializing in building automation solutions.
Based in Sharpsville, Indiana, we design and produce a comprehensive range of products including the Original Relay in a Box® (RIB®) relays, current sensors, power supplies, and lighting controls.
Functional Devices delivers unparalleled reliability, backed by a rigorous testing process and an industry-leading 10-year warranty. We empower building owners and managers to optimize energy efficiency, enhance building performance, and ensure long-term operational success.
With over 50 years of experience, Functional Devices remains committed to innovation and providing dependable solutions for HVAC, refrigeration, and lighting applications.
Based in Sharpsville, Indiana, we design and produce a comprehensive range of products including the Original Relay in a Box® (RIB®) relays, current sensors, power supplies, and lighting controls.
Functional Devices delivers unparalleled reliability, backed by a rigorous testing process and an industry-leading 10-year warranty. We empower building owners and managers to optimize energy efficiency, enhance building performance, and ensure long-term operational success.
With over 50 years of experience, Functional Devices remains committed to innovation and providing dependable solutions for HVAC, refrigeration, and lighting applications.
Contact Details
+18008885538
info@functionaldevices.com
Sharpsville, United States (US), 101 Commerce Dr.
Founded
1969
Company Type
Private Limited Company
Employees
100-150
Keywords
#manufacturing
#heating
#ventilation
#& air conditioning
#refrigeration
#lighting
#building automation
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