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Functional Devices

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Product Image of Current Switch and Relay Combination, 20 Amp SPST + Override, 24Vac/dc Coil, Analog, 0-5 Vdc/0-10 Vdc Output
$73.90 each
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Product Image of Enclosed Power Relay, Hi/Lo Voltage Separation, 20 Amp 3PST-N/O, with 24 VAC/DC Coil
$155.40 each
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Product Image of BACnet MS/TP Network Relay Device, 24 Vac/dc/120 Vac Power Input, NEMA 4X Housing w/ Gray Lid
$252.48 each
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Product Image of Split Core, Fixed Current Switch, 0.35-150 Amp, Terminal
$43.70 each
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Product Image of Split Core, Fixed Current Switch, 0.35-150 Amp, Normally Closed Output, Terminal
$37.00 each
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Product Image of Current Switch and Relay Combination, 10A SPDT Relay, 10-30v Coil, Remote Split Core, Adj, 3-150A
$171.45 each
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Product Image of Enclosed Power Relay 20A 3PST-N/C w/ 120 Vac Coil, NEMA 1 Housing
$166.55 each
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Product Image of Enclosed Dry Contact Input Relay - 20 Amp SPDT & Override, Class 2  (208-277 VAC)
$95.12 each
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Product Image of Enclosed Polarized Relay, 10A SPDT w/ 12 Vac/DC Coil, Red Housing
$53.70 each
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Product Image of Enclosed Polarized/Alarm Relay 10 Amp SPST & Override w/ 12 Vac/dc Coil
$44.28 each
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Product Image of Enclosed Relay 20 Amp SPST-N/C & Override with 24 Vac/dc/208-277 Vac/120 Vac Coil
$99.00 each
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Product Image of Enclosed Polarized/Alarm Relay 20 Amp DPDT w/ 24 Vac/dc Coil
$112.95 each
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Product Image of Enclosed Polarized/Alarm Relay 10 Amp SPST & Override w/ 24 Vac/dc Coil
$55.46 each
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Product Image of DIN Rail Mount DC Power Supply Single Switching, 100-240 Vac to 24-28 Vdc, 1.5 Amp
$72.00 each
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Product Image of Enclosed Single 75VA Power Supply, Multi-tap to 24 Vac
$262.64 each
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Product Image of Power Control Center, 4A Switch / Circuit Breaker, 120 Vac, 2 Outlets, Wires, NEMA 1 Housing
$53.45 each
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Product Image of Single 40 VA Power Supply, 120 Vac to 24 Vac, UL Class 2, Secondary Wires, 10A Main Breaker, Metal Enclosure
$185.05 each
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Product Image of Switch, 2 Position Maintained, On/Off, 4A Circuit Breaker, 120 Vac, 2-3/4" Track Mount
$31.45 each
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Product Image of Switch, 2 Position Maintained, On/Off, 4A Circuit Breaker, 24 Vac, 2-3/4" Track Mount
$34.75 each
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Product Image of 40 VA Power Supply, 120 Vac to 24 Vac, 2-3/4" Track Mount
$52.80 each
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Product Image of 500 VA Power Supply, UL508, Five 100 VA Class 2 Outputs, 480/277/240/120 Vac to 24 Vac, Polymetal Subpanel Pre-Mounted
$498.65 each
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Product Image of 23.00" H x 11.75" W x 0.25" Perforated Steel Sub-Panel, For Use with MH3800
$154.20 each
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Product Image of 34.00" H x 22.50" W x 0.25" Perforated Steel Sub-Panel, For Use with MH5800
$301.16 each
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Product Image of Current Switch and Relay Combination, 10A SPST + Override, 10-30v Coil, Remote Solid Core, Adj, 1.25-150A
$111.75 each
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Product Image of Enclosed Polarized Relay, 10A SPDT w/ 24 Vac/DC Coil, NEMA 4X Clear Housing
$34.25 each
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Product Image of Enclosed Mechanically Latching Relay, 20A SPST w/ 12 Vac/DC Coil, NEMA 1 Housing
$114.65 each
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Product Image of Enclosed Mechanically Latching Relay, 20A SPST w/ 24 Vac/DC Coil, Status LED, Auxiliary Output, NEMA 1 Housing
$138.60 each
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Product Image of 2.75" Track Mount Pilot Relay, 15 Amp SPST & Override, with 24 VAC/DC Coil
$32.10 each
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Product Image of Pilot Panel Relay, 15A SPST + Override, w/ 24 Vac/DC Coil, Jumper Selectable Output, 2-3/4" Track Mount
$29.85 each
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Product Image of Enclosed Pilot Relay 10 Amp, SPDT w/ 10-30 Vdc Limited Inrush Coil
$30.87 each
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Product Image of AHU Fan Safety Alarm Circuit, 24 VAC/DC, 2 Alarm Inputs with N/C Outputs, NEMA 1
$101.20 each
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Product Image of Power Panel Relay, 30A 3PDT w/ 208-277 Vac Coil, 4" Track Mount
$144.10 each
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Product Image of 4" Track Mount Relay 30 Amp 3PDT w/ 480 Vac Coil
$245.18 each
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Product Image of 4" Track Mount Power Relay, 20 Amp SPST & Override, with 24 VAC/DC/208-277 VAC Coil
$49.90 each
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Product Image of Enclosed Power Relay, Hi/Lo Separation, 20 Amp, Two SPST-N/O & One SPDT, with 24 VAC/DC VAC Coil
$99.15 each
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Product Image of Enclosed Low Input/Optoisolated Relay, 10A SPDT, 10-30 Vac/dc Power Input, 5-25 Vac/dc Control Input, Hi/Lo Voltage Separation, NEMA 1 Housing
$48.60 each
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Product Image of 2.75" Track Mount Pilot Relay, 15 Amp SPDT, with 12 VAC/DC Coil
$25.43 each
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Product Image of 2.75" Track Mount Relay 15 Amp SPDT, Polarized w/ 12 VAC/DC Coil
$60.39 each
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Product Image of Pilot Panel Relay, 15A SPST-N/C + Override w/ 10-30 Vac/DC/120 Vac Coil, 4" Track Mount
Pilot Panel Relay, 15A SPST-N/C + Override w/ 10-30 Vac/DC/120 Vac Coil, 4" Track Mount
SKU: RIBMU1S-NC
Functional Devices
SKU: RIBMU1S-NC
$44.75 each
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Product Image of Enclosed Pilot Relay, 10A SPDT + Override, 10-30 Vac/dc/208-277 Vac Coil, Hi/Lo Voltage Separation, NEMA 1 Housing
Enclosed Pilot Relay, 10A SPDT + Override, 10-30 Vac/dc/208-277 Vac Coil, Hi/Lo Voltage Separation, NEMA 1 Housing
SKU: RIBTH1SC
Functional Devices
SKU: RIBTH1SC
$70.20 each
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Product Image of EnOcean 902 MHz Wireless Relay, Receiver / Repeater, 5A SPST-N/O, 208-277 Vac Power Input, NEMA 1 Housing
$174.00 each
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Product Image of Enclosed Pilot Relay, 10A SPST-N/C + Override + Monitor, 10-30 Vac/dc/120 Vac Coil, NEMA 1 Housing
$50.30 each
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Product Image of AHU Fan Safety Alarm Circuit, 24 VAC/DC, 4 Alarm Inputs with N/C Outputs, NEMA 1
$131.20 each
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Product Image of 2.75" Track Mount Pilot Relay, 15 Amp SPDT, with 10-30 VAC/DC/120 VAC Coil
$26.45 each
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Product Image of BACnet Network Relay 20 Amp SPDT w/ 24 VAC/DC Power Input
$283.76 each
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Product Image of Current Switch and Relay Combination, 10 Amp SPST-N/O, 10-30 VAC/DC Coil, Fixed, 0.25-10A
$116.25 each
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Product Image of Current Transducer, Split Core, Analog, 4-20 mA, 0-50A, Wire Leads
$91.25 each
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Product Image of Current Switch, Split Ring Remote, Fixed, 3-150A
$80.77 each
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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.