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Functional Devices

We are best known for our RIB (Relay in a Box®) brand product lines. We manufacture our products in the heartland of Indiana where every unit is tested before it leaves the production floor to ensure our customers get the product quality they have come to expect. RIB’s ease of installation, product performance and durability are why our customers enjoy confidence and peace of mind in every box with each RIB purchase.

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Picture of 4TRACKMTRELAY15AMPSPST+OVRIDE

4TRACKMTRELAY15AMPSPST+OVRIDE

FUNCTIONAL DEV:RIBM24S
SKU: FUNCTIONAL DEV:RIBM24S
$44.55
Product Availability: Out of stock
Picture of 20AMPSPDT 4TRACKMNT RELAY

20AMPSPDT 4TRACKMNT RELAY

FUNCTIONAL DEV:RIBM2402B
SKU: FUNCTIONAL DEV:RIBM2402B
$45.12
Product Availability: Out of stock
Picture of RELAY 15A SPST 10-30V/208-277V

RELAY 15A SPST 10-30V/208-277V

FUNCTIONAL DEV:RIBMH1SM-250
SKU: FUNCTIONAL DEV:RIBMH1SM-250
$45.44
Product Availability: Out of stock
Picture of ENC RELAY 20 AMP SPDT 24VAC/DC

ENC RELAY 20 AMP SPDT 24VAC/DC

FUNCTIONAL DEV:RIBT24B
SKU: FUNCTIONAL DEV:RIBT24B
$45.71
Product Availability: Out of stock
Picture of XFRMR 50VA 120-24V 3A FUSE

XFRMR 50VA 120-24V 3A FUSE

FUNCTIONAL DEV:TR50VA001US
SKU: FUNCTIONAL DEV:TR50VA001US
$46.27
Product Availability: Out of stock
Picture of TRANSFORMER 480/277/240/208/120-24V 50VA

TRANSFORMER 480/277/240/208/120-24V 50VA

FUNCTIONAL DEV:TR50VA015
SKU: FUNCTIONAL DEV:TR50VA015
$46.34
Product Availability: Out of stock
Picture of 050-150AMP CURRENT SENSOR

050-150AMP CURRENT SENSOR

FUNCTIONAL DEV:RIBXKA
SKU: FUNCTIONAL DEV:RIBXKA
$46.34
Product Availability: Out of stock
Picture of SPLIT-CORE AC SENSOR .75-150A

SPLIT-CORE AC SENSOR .75-150A

FUNCTIONAL DEV:RIBXGTFL
SKU: FUNCTIONAL DEV:RIBXGTFL
$46.46
Product Availability: Out of stock
Picture of RELAYINBOX

RELAYINBOX

FUNCTIONAL DEV:RIB01BDC
SKU: FUNCTIONAL DEV:RIB01BDC
$46.66
Product Availability: Out of stock
Picture of 208-277V SPDT 20AMP RELAY

208-277V SPDT 20AMP RELAY

FUNCTIONAL DEV:RIB02BDC
SKU: FUNCTIONAL DEV:RIB02BDC
$46.90
Product Availability: Out of stock
Picture of ENCL RELAY 10A SPDT 10-30VDC

ENCL RELAY 10A SPDT 10-30VDC

FUNCTIONAL DEV:RIBL1C-DC-N4
SKU: FUNCTIONAL DEV:RIBL1C-DC-N4
$47.29
Product Availability: Out of stock
Picture of RELAY 15A SPDT 10-30V/208-277V

RELAY 15A SPDT 10-30V/208-277V

FUNCTIONAL DEV:RIBH1CW
SKU: FUNCTIONAL DEV:RIBH1CW
$47.35
Product Availability: Out of stock
Picture of POLYAMIDE KEY LATCH

POLYAMIDE KEY LATCH

FUNCTIONAL DEV:MKL-1
SKU: FUNCTIONAL DEV:MKL-1
$47.42
Product Availability: Out of stock
Picture of PILOT RELAY 2-SPDT SW

PILOT RELAY 2-SPDT SW

FUNCTIONAL DEV:RIBU2C
SKU: FUNCTIONAL DEV:RIBU2C
$47.42
Product Availability: Out of stock
Picture of RELAY 15A SPST 10-30V/208-277V

RELAY 15A SPST 10-30V/208-277V

FUNCTIONAL DEV:RIBMNH1S
SKU: FUNCTIONAL DEV:RIBMNH1S
$47.42
Product Availability: Out of stock
Picture of RELAY HI/LOW SEP 20A SPDT 24V

RELAY HI/LOW SEP 20A SPDT 24V

FUNCTIONAL DEV:RIBT24B-FA
SKU: FUNCTIONAL DEV:RIBT24B-FA
$48.13
Product Availability: Out of stock
Picture of ENCL RELAY 10A SPST 24VAC/DC

ENCL RELAY 10A SPST 24VAC/DC

FUNCTIONAL DEV:RIB24S-FA-RD
SKU: FUNCTIONAL DEV:RIB24S-FA-RD
$48.13
Product Availability: Out of stock
Picture of .5/30A FIXED CURRENT SENSOR

.5/30A FIXED CURRENT SENSOR

FUNCTIONAL DEV:RIBXF
SKU: FUNCTIONAL DEV:RIBXF
$48.37
Product Availability: Out of stock
Picture of 480/277/240/120-24V 50VA XFRMR

480/277/240/120-24V 50VA XFRMR

FUNCTIONAL DEV:TR50VA004
SKU: FUNCTIONAL DEV:TR50VA004
$48.76
Product Availability: Out of stock
Picture of 480/277/240/208-120V 40VA TRNS

480/277/240/208-120V 40VA TRNS

FUNCTIONAL DEV:TR40VA013
SKU: FUNCTIONAL DEV:TR40VA013
$48.81
Product Availability: Out of stock
Picture of 0-100A CURRENT XDUCER; 4-20MA

0-100A CURRENT XDUCER; 4-20MA

FUNCTIONAL DEV:RIBXK420-100
SKU: FUNCTIONAL DEV:RIBXK420-100
$49.13
Product Availability: Out of stock
Picture of RELAY 15A SPDT 10-30V/208-277V

RELAY 15A SPDT 10-30V/208-277V

FUNCTIONAL DEV:RIBMH1SC
SKU: FUNCTIONAL DEV:RIBMH1SC
$49.32
Product Availability: Out of stock
Picture of 20A SPST-NO+OVERRIDE 24/120V

20A SPST-NO+OVERRIDE 24/120V

FUNCTIONAL DEV:RIB2401SB
SKU: FUNCTIONAL DEV:RIB2401SB
$49.40
Product Availability: Out of stock
Picture of SPLIT RING REMOTE CURRENT SNSR

SPLIT RING REMOTE CURRENT SNSR

FUNCTIONAL DEV:AXGT
SKU: FUNCTIONAL DEV:AXGT
$49.40
Product Availability: Out of stock
Picture of DC POWER SUPPLY W/ON-OFF SWTCH

DC POWER SUPPLY W/ON-OFF SWTCH

FUNCTIONAL DEV:PSMN24DAS
SKU: FUNCTIONAL DEV:PSMN24DAS
$49.40
Product Availability: Out of stock
Picture of 0-50A CURRENT XDUCER; 4-20MA

0-50A CURRENT XDUCER; 4-20MA

FUNCTIONAL DEV:RIBXK420-50
SKU: FUNCTIONAL DEV:RIBXK420-50
$49.52
Product Availability: Out of stock
Picture of RELAY 10A SPDT 10-30V/208-277V

RELAY 10A SPDT 10-30V/208-277V

FUNCTIONAL DEV:RIBH1C-N4
SKU: FUNCTIONAL DEV:RIBH1C-N4
$49.71
Product Availability: Out of stock
Picture of SPLIT RING REMOTE CURRENT SNSR

SPLIT RING REMOTE CURRENT SNSR

FUNCTIONAL DEV:AXG
SKU: FUNCTIONAL DEV:AXG
$49.76
Product Availability: Out of stock
Picture of SPLIT-CORE AC SENSOR .75-150A

SPLIT-CORE AC SENSOR .75-150A

FUNCTIONAL DEV:RIBXGA
SKU: FUNCTIONAL DEV:RIBXGA
$50.04
Product Availability: Out of stock
Picture of 24VAC/DC;120V 20A SPDT ENC RLY

24VAC/DC;120V 20A SPDT ENC RLY

FUNCTIONAL DEV:RIBT2401B
SKU: FUNCTIONAL DEV:RIBT2401B
$50.04
Product Availability: Out of stock