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  Monitoring Relays (162 items)

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Module: voltage monitoring relay; wall mount; SPST-NO; 4s; IP20 (1 offer) 
Manufacturer: F&F Mounting: wall mount Operating temperature: -25...40°C Kind of output 1: SPST-NO Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of module: vol...
F&F
CKF
from £ 10.71*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CKF-316
from £ 14.36*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CKF-316-TRMS
from £ 17.44*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CKF-317
from £ 16.14*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CKF-317-TRMS
from £ 18.15*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; DPDT (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CKF-318-TRMS
from £ 33.89*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; DPDT (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CKF-319-TRMS
from £ 35.04*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; DPDT (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CKF-320-TRMS
from £ 29.95*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CKF-337
from £ 23.42*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; 4s (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Kind of output 1: SPST-NO Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of ...
F&F
CKF-B
from £ 13.72*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; DPDT (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CKF-B-TRMS
from £ 16.94*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CKF-BR
from £ 15.64*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CKF-BR-TRMS
from £ 19.24*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CKF-BT
from £ 17.84*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CKF-BT-TRMS
from £ 20.28*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; 4s (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: SPST-NO Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of ...
F&F
CKF-TRMS
from £ 15.75*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; IP20 (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Kind of output 1: NO / NC Kind of output 2: NO / NC Power supply: from tested wiring system IP rating: IP20 Leads...
F&F
CP-500
from £ 92.88*
per piece
 
 piece
Module: voltage monitoring relay; undervoltage,overvoltage (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Supply voltage: 50...450V AC Leads...
F&F
CP-709
from £ 22.23*
per piece
 
 piece
Module: voltage monitoring relay (1 offer) 
Manufacturer: F&F Type of module: voltage monitoring relay
F&F
CP-710
from £ 20.07*
per piece
 
 piece
Module: voltage monitoring relay; undervoltage,overvoltage (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Supply voltage: 150...450V AC Lead...
F&F
CP-721
from £ 46.09*
per piece
 
 piece
Module: voltage monitoring relay; overvoltage; 150÷300VAC; NO (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Kind of output 1: NO Power supply: from tested wiring system IP rating: IP20 Supply voltage: 150...300V AC Leads:...
F&F
CP-721-FPV
from £ 50.24*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; NO (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Kind of output 1: NO Kind of output 2: NO Kind of output 3: NO Power supply: from tested wiring system IP rating:...
F&F
CP-723
from £ 79.25*
per piece
 
 piece
Module: voltage monitoring relay; undervoltage,overvoltage (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CP-730
from £ 29.33*
per piece
 
 piece
Module: voltage monitoring relay; undervoltage,phase failure (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Kind of output 1: NO Kind of output 2: NO Kind of output 3: NO Power supply: from tested wiring system IP rating:...
F&F
CP-733
from £ 29.83*
per piece
 
 piece
Module: voltage monitoring relay; undervoltage,phase failure (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Kind of output 1: SPST-NO Kind of output 2: SPST-NO Kind of output 3: SPST-NO Power supply: from tested wiring sy...
F&F
CP-734
from £ 29.96*
per piece
 
 piece
Module: voltage monitoring relay; panel; SPST-NO; 250VAC/10A (1 offer) 
Manufacturer: F&F Mounting: panel Operating temperature: -25...40°C Kind of output 1: SPST-NO Power supply: from tested wiring system IP rating: IP20 Leads: lead 0,5m Type of module: voltage monito...
F&F
CZF
from £ 10.34*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; 4s (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: SPST-NO Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of ...
F&F
CZF-2
from £ 13.79*
per piece
 
 piece
Module: voltage monitoring relay; phase failure (1 offer) 
Manufacturer: F&F Type of module: voltage monitoring relay Controlled parameter: phase failure
F&F
CZF-2B
from £ 15.79*
per piece
 
 piece
Module: voltage monitoring relay; SPST-NO; 250VAC/10A; 4s; IP20 (1 offer) 
Manufacturer: F&F Operating temperature: -25...40°C Kind of output 1: SPST-NO Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of module: voltage monitoring relay...
F&F
CZF-2BR
from £ 17.15*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CZF-310
from £ 14.66*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CZF-310-TRMS
from £ 16.92*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; 4s (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: NO / NC Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of ...
F&F
CZF-311
from £ 12.71*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CZF-311-TRMS
from £ 17.61*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; 0.2s (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: SPST-NO Kind of output 2: SPST-NC Power supply: from tested wiring system IP rating: IP20 Leads...
F&F
CZF-312
from £ 20.77*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; 4s (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: SPST-NO Kind of output 2: SPST-NC Power supply: from tested wiring system IP rating: IP20 Leads...
F&F
CZF-312-TRMS
from £ 21.17*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; 4s (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: NO / NC x2 Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type ...
F&F
CZF-331
from £ 17.68*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: SPDT Kind of output 2: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: scre...
F&F
CZF-331-TRMS
from £ 23.01*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CZF-332
from £ 18.69*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CZF-333
from £ 20.79*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: SPDT Kind of output 2: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: scre...
F&F
CZF-334-TRMS
from £ 38.36*
per piece
 
 piece
Module: voltage monitoring relay; phase failure (1 offer) 
Manufacturer: F&F Type of module: voltage monitoring relay Controlled parameter: phase failure
F&F
CZF-B
from £ 11.65*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; 4s (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: SPST-NO Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of ...
F&F
CZF-B-TRMS
from £ 16.90*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CZF-BR
from £ 14.99*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CZF-BR-TRMS
from £ 16.83*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; 4s (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: NO / NC Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of ...
F&F
CZF-BS
from £ 11.84*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CZF-BS-TRMS
from £ 17.54*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CZF-BT
from £ 16.44*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CZF-BT-TRMS
from £ 19.58*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; 4s (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: SPST-NO Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of ...
F&F
CZF-TRMS
from £ 13.89*
per piece
 
 piece
Module: voltage monitoring relay; AC current; 85÷265VAC; SPDT (1 offer) 
Manufacturer: F&F Mounting: on panel Operating temperature: -10...40°C Kind of output 1: SPDT Kind of output 2: SPDT Supply voltage: 85...265V AC Leads: screw terminals Type of module: voltage moni...
F&F
DMV-1AC-MBT
from £ 72.43*
per piece
 
 piece
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