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Functional Devices

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Product Image of 24.5" H x 10.25" W x 3.9" D Metal Enclosure, NEMA 1
$246.10 each
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Product Image of AHU Fan Safety Alarm & General Purpose Logic Circuit Board, 24 Vac/dc Power Input, 2 Alarm Inputs all with N/C Outputs, 2.75" Track Mount
$77.50 each
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Product Image of Enclosed Current Switch & Relay Combo, 20A SPST-N/O, Fixed w/ 24 Vac/DC Coil, Red Housing
$155.15 each
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Product Image of 2-3/4" x 8" Mounting Snap Track
$5.45 each
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Product Image of Enclosed Self-Powered Solid Core Current Transformer with 333 mV Output (30A)
$24.83 each
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Product Image of Split Core, Adjustable Current Switch, 0.75-150 Amp, Normally Closed Output, Terminal
$52.25 each
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Product Image of 24-1/2" x 10-1/4" x 3-9/10" Metal Housing, NEMA 1 w/ 4" x 24" Mounting Track
$258.00 each
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Product Image of 300 VA Power Supply, Exterior Receptacle and Circuit Breakers Switches, (120 Vac to 24 Vac Enclosure)
$618.35 each
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Product Image of AHU Fan Safety Alarm & General Purpose Logic Circuit Board, 24 Vac/dc Power Input, 2 Alarm Inputs w/ N/O Outputs, 2.75" Track Mount
$89.10 each
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Product Image of Current Switch & Relay Combination, 20A SPDT, 24Vac/dc Coil, Adjustable, .50-20A, 4" Track Mount
$95.05 each
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Product Image of Enclosed Polarized/Alarm Relay Hi/Low Separation 20 Amp SPDT w/ 24 Vac/dc Coil
$47.36 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 + True Override, w/ 24 Vac/DC Coil, NEMA 1 Housing
$117.90 each
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Product Image of Enclosed Self-Powered Solid Core Current Transformer with 333 mV Output (60A)
$27.65 each
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Product Image of Enclosed TriVolt Relay, 10A SPDT w/ 24 Vac/DC or 120 Vac Coil, Red Housing
$25.10 each
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Product Image of Transformer, 50VA, 240 to 24 Vac, Circuit Breaker, Foot & Single Threaded Hub Mount
$54.11 each
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Product Image of 24-1/2" x 10-1/4" x 3-9/10" Metal Housing, NEMA 1 w/ 2-3/4" x 24" Mounting Track
$268.80 each
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Product Image of Enclosed Pilot Relays, 10 Amp 2 SPDT, 10-30 Vac/dc/120 Vac Coil, Hi/Lo Voltage Separation, NEMA 1 Housing
$54.60 each
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Product Image of 2-3/4" x 24" Mounting Snap Track
$12.15 each
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Product Image of 300 VA Power Supply, Three 100 VA Class 2 Outputs, 480/277/240/120 Vac to 24 Vac, Polymetal Subpanel Pre-Mounted
$340.80 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 Current Transformer, Rope, Rogowski Coil, 70mV Output, 8000A, Wire Leads
$379.00 each
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Product Image of 16" x 12" x 6" Metal Housing, NEMA 4/4X
$252.01 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 Current Switch and Relay Combination, 20 Amp SPDT, 24Vac/dc Coil, Fixed, .50-20 Amp
$91.85 each
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Product Image of Enclosed Mechanically Latching Relay, 20A SPST w/ 12 Vac/DC Coil, Status LED, Auxiliary Output, NEMA 1 Housing
$148.75 each
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Product Image of AHU Fan Safety Alarm & General Purpose Logic Circuit, BACnet MS/TP Network, 24 Vac/dc Power Input, 2.75" Track Mount
$311.92 each
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Product Image of Enclosed Single 100 VA Power Supply with Polymetal Subpanel (12.5" x 24.5" x 6.5" Enclosure)
$633.15 each
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Product Image of Enclosed Mechanically Latching Relay, 20A SPST + True Override, w/ 24 Vac/DC Coil, Red Housing
$128.25 each
Out of Stock
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Product Image of 24-1/2" x 12-1/2" x 6-1/2" Metal Housing, NEMA 1 w/ SP3803S Sub-Panel & Coin Latch
$261.55 each
Out of Stock
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Product Image of Enclosed Low Input/Optoisolated Relay, 20A SPST + Override, 208-277 Vac Power Input, 5-25 Vac/dc Control Input, Hi/Lo Voltage Separation, NEMA 1 Housing
$79.90 each
Out of Stock
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Product Image of Current Switch and Relay Combination, 10A SPDT Relay w/ 10-30v Coil, Remote Split Core, Fixed, 3-150A
$115.40 each
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Product Image of Replacement Pluggable Terminal Strips for RIBAN Series, (1) 2-up & (1) 3-up
$3.05 each
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Product Image of Enclosed Power Relay 30A DPST-N/ON/C w/ 208-277 Vac Coil, NEMA 1 Housing
$123.40 each
Out of Stock
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Product Image of BACnet MS/TP Network Relay Device, 24Vac/dc/208-277Vac Power Input, NEMA 4 Housing
$253.27 each
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Product Image of Enclosed Single 40 VA Power Supply, 10 Amp Main Breaker, (120 Vac to 24 Vac Enclosure)
$151.65 each
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Product Image of 4-1/4" x 7" x 2" Plastic Housing, NEMA 1, 3/4" MNPT Nipple
$42.35 each
Out of Stock
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Product Image of 24-1/2" x 12-1/2" x 6-1/2" Metal Housing, NEMA 1 w/ Key Latch
$254.05 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 Relay 10 AMP 2 SPDT w/ 10-30 VAC/DC/120 VAC Coil, Logical AND Function
$43.46 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 Single 40 VA Power Supply, UL Class 2, 10 Amp Main Breaker, (120 Vac to 24 Vac Enclosure)
$154.05 each
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Product Image of Dry Contact Panel Relay, 30A 3PDT, Class 2 Dry Contact Input, 120 Vac Input, 4" Track Mount
$155.05 each
In Stock
Get 1 by Mon, Sep 28
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Product Image of 24-1/2" x 12-1/2" x 6-1/2" Metal Housing, NEMA 1 w/ 2-3/4" x 18" Mounting Track
$273.40 each
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Product Image of 4" Track Mount Pilot Relay, 15 Amp SPST, Override & Monitor, with 10-30 VAC/DC/120 VAC Coil
$58.15 each
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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 Pilot Relay, 10A SPST + Override, 10-30 Vac/dc/208-277 Vac Coil, Hi/Lo Voltage Separation, NEMA 1 Housing
$56.00 each
Out of Stock
Get it by Thu, Oct 8 - Thu, Oct 15
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.