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Functional Devices

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Product Image of Panel Manual Analog Override Switch + Monitor, 24 Vac/dc Power Input, 2-3/4" Track Mount
$96.25 each
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Product Image of AHU Fan Safety Alarm & General Purpose Logic Circuit, 24 Vac/dc Power Input, 6 Alarm Inputs w N/O Outputs, 2.75" Track Mount
$154.26 each
Out of Stock
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Product Image of DIN Rail Mount Relay, 10 Amp DPDT, 24 VAC/DC Coil
$33.75 each
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Product Image of Current Switch and Relay Combination, 10 Amp SPST-N/O w/ Coil Side Override, 10-30 VAC/DC Coil , Adjustable, 0.25-10A
$154.00 each
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Product Image of Enclosed Pilot Relay, Hi/Lo Vertical Separation, 15 Amp SPDT, with 10-30 VAC/DC/120 VAC Coil
$35.25 each
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Product Image of Enclosed Low Input/Optoisolated Relay, 20A DPDT, 208-277 Vac Power Input, 5-25 Vac/dc Control Input, Hi/Lo Voltage Separation, NEMA 1 Housing
$148.25 each
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Product Image of Enclosed BACnet MS/TP Network Relay Device, One Binary Output, One Binary Input, 24Vac/dc/208-277Vac Power Input, NEMA 1 Housing
$171.95 each
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Get 2 by Tue, Nov 10
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Product Image of Current Transformer, Rope, Rogowski Coil, 70mV Output, 6000A, Wire Leads
$270.80 each
Out of Stock
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Product Image of EnOcean 902 MHz Wireless Key Card Transmitter Switch
$161.37 each
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Product Image of Transformer, 175 VA, 120 to 24 Vac, Thermal Fuse on Primary, Foot and Single Threaded Hub Mount
$88.10 each
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Product Image of Transformer, 240 VA, 120 to 24 Vac, Foot and Single Threaded Hub Mount, Bottom Opening
$99.85 each
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Product Image of 600 VA Uninterruptible Power Supply
$306.62 each
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Product Image of RIB Replacement Sensor for use with RIBXJA, RIBXJF, RIBXLCJA, RIBXLCJF, RIBXLSJA, RIBXLSJF
$46.02 each
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Product Image of 4" x 48" AdapTrack Mounting DIN Rail Track
$33.85 each
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Product Image of Replacement Solid Core Remote w/ Wires for RIBXLCRA, RIBXLCRF, RIBXLSRA, RIBXLSRF, RIBXRA, RIBXRF
$26.45 each
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Product Image of 4" x 2" AdapTrack Mounting DIN Rail Track
$1.80 each
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Product Image of Enclosed Self-Powered Split Core Current Transformer with 333 mV Output (5A)
$79.82 each
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Product Image of 4-1/4" x 7" x 2" Plastic Housing w/ 4" x 4" Mounting Track, NEMA 1, 3/4" MNPT Nipple, Gray Lid
$39.25 each
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Product Image of 4-1/4" x 7" x 2" Plastic Housing, NEMA 1, 3/4" MNPT Nipple, Gray Lid
$46.94 each
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Product Image of 4-1/4" x 7" x 2" Plastic Housing, NEMA 4/4X, 3/4" MNPT Nipple, Transparent Lid
$51.35 each
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Product Image of 36" x 25" x 9-1/2" Metal Housing, NEMA 1 w/ SP5803L Sub-Panel & Coin Latch
$883.65 each
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Product Image of 36.0" H x 25.0" W x 9.5" D Metal Enclosure with SP5804L Sub-Panel, NEMA 1
$810.00 each
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Product Image of Locking Key Latch Assembly for Use with All Metal Enclosures Except MH3300K
$43.25 each
In Stock
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Product Image of Current Transformer Integrator, Rogowski Coil, 1 Phase, 333mV Output, 70mV, DIN Rail Mount
$234.85 each
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Product Image of UPS Power Control Center 2.75" Track Mount in 12" x 14" x 6" Metal Enclosure
$285.80 each
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Product Image of Switch, 2 Position Maintained, On/Off, 10A Circuit Breaker, 120 Vac, 2-3/4" Track Mount
$31.45 each
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Product Image of Enclosed Dual 100VA UL Class 2 Power Supply, 120 Vac to 24 Vac & 24 VDC
$506.60 each
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Product Image of Single 100 VA, UL Class 2, Secondary Wires (120 Vac to 24 Vac Enclosure)
$176.60 each
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Product Image of Enclosed Single DC Power Supply, 120 Vac to 24 Vdc at 2.5 Amp
$315.10 each
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Product Image of UPS Power Control Center Interface Board, Status Contacts, 2.75" Track Mount in 12" x 14" x 6" Metal Enclosure
$304.50 each
Out of Stock
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Product Image of 300 VA Power Supply, UL508, Three 100 VA Class 2 Outputs, 480/277/240/120 Vac to 24 Vac, Polymetal Subpanel Pre-Mounted
$382.95 each
Out of Stock
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Product Image of Enclosed Single 100 VA Power Supply, 10 Amp Main Breaker (120 Vac to 24 Vac Enclosure)
$176.30 each
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Product Image of Enclosed Power Relay 30A DPST-N/C + Coil Side Override w/ 120 Vac Coil, NEMA 1 Housing
$165.80 each
Out of Stock
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Product Image of Enclosed Polarized Relay, 10A SPDT w/ 12 Vac/DC Coil, NEMA 4X Clear Housing
$35.80 each
Out of Stock
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Product Image of Enclosed Polarized Relay, 10A SPDT w/ 24 Vac/DC Coil, Red Housing
$24.90 each
Out of Stock
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Product Image of Enclosed Pilot Relay, 10A SPDT w/ 10-30 Vac/DC/208-277 Vac Coil, Red Housing
$37.15 each
In Stock
Get 7 by Tue, Nov 10
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Product Image of Enclosed Pilot Relay, 10A SPST-N/C + Override w/ 10-30 Vac/DC/208-277 Vac Coil, NEMA 1 Housing
$53.90 each
Out of Stock
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Product Image of Enclosed Pilot Relay, 10A SPDT w/ 10-30 VDC Limited Inrush Coil, Red Housing
$31.70 each
Out of Stock
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Product Image of Enclosed AHU Fan Safety Alarm Circuit Logic Board, 24 Vac/DC Power Input, 6 Alarm Inputs w/ N/C Outputs, NEMA 1 Housing
$153.25 each
Out of Stock
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Product Image of Dry Contact Panel Relay, 30A DPDT, Class 2 Dry Contact Input, 120 Vac Input, 4" Track Mount
$104.30 each
Out of Stock
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Product Image of Pilot Panel Relay, 15A SPDT + Override w/ 12 Vac/DC Coil, 4" Track Mount
$29.15 each
Out of Stock
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Product Image of Pilot Panel Relay, 15A SPST + Override + Monitor w/ 10-30 Vac/DC/208-277 Vac Coil, 4" Track Mount
$37.85 each
Out of Stock
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Product Image of Pilot Panel Relay, 15A SPST + Override + Monitor w/ 10-30 Vac/DC/120 Vac Coil, 2-3/4" Track Mount
$51.70 each
Out of Stock
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Product Image of BACnet MS/TP Network Input Device, Twelve Binary Inputs (Voltage or Dry Contacts), Accumulators, 2.75" Track Mount
$302.19 each
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Product Image of Power Meter Kit, 120-277 Vac, 3-Phase, Disconnect Switch, Fuses and Fuse Holder
$994.50 each
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Product Image of Enclosed Power Relay, 20A SPDT + Override, 24 Vac/dc/120 Vac Coil, Hi/Lo Voltage Separation, NEMA 1 Housing
$76.70 each
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Product Image of Enclosed Low Input/Optoisolated Relay, 20A DPDT, 120 Vac/dc Power Input, 5-25 Vac/dc Control Input, Hi/Lo Voltage Separation, NEMA 1 Housing
$143.40 each
Out of Stock
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Product Image of Current Switch & Relay Combination, 20A 3PST-N/O, 24Vac/dc Coil, Internal Fixed, 0.5-20A, NEMA 1 Housing
$170.70 each
Out of Stock
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More About Functional Devices
Functional Devices, Inc. has been designing and manufacturing quality electronic devices in the USA since 1969. Current product offerings include relays, current sensors, power control, enclosures, power supplies, transformers, and accessories. Functional Devices has established itself as a leader in the HVAC, Building Controls, Energy Management, Energy Savings, Lighting Controls, and Wireless industries.