Back | Manufacturers Back to Manufacturers Functional Devices, Inc. Aleddra LED Lighting Blue Ridge Technologies Eagle X Pro Echoflex Energetic Lighting EVE Fulham Functional Devices, Inc. Green Creative ILLUMRA ILP IR-TEC James Lighting Leviton Light Efficient Design Light Progress Sensor Switch Tapa TCP Valueline Verbatim Americas, LLC Victory Innovations Wattstopper Wave Lighting Functional Devices, Inc. A leader in the HVAC, building controls, energy management, lighting controls, and wireless industries, Functional Devices manufacture RIB relays, current sensors, enclosures, power supplies, and much more.