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  Monitoring Relays (1,267 items)

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Voltage monitoring relay; 12/24VAC,230VAC; 12VDC,24VDC,230VDC (1 offer) 
Manufacturer: DOBRY CZAS Mounting: for DIN rail mounting Operating temperature: -20...55°C Kind of output 1: SPST Power supply: from tested wiring system IP rating: IP20 Supply voltage: 12V DC;24V ...
1
DOBRY CZAS
MMR17-V1A-U230-108
from £ 25.35*
per piece
Voltage monitoring relay; 12÷240VAC; 12÷240VDC; socket; SPDT (1 offer) 
Manufacturer: CARLO GAVAZZI Mounting: socket Operating temperature: -20...60°C Kind of output 1: SPDT Power supply: external IP rating: IP20 Supply voltage: 12...240V DC;12...240V AC Leads: screw t...
1
Carlo Gavazzi
PUB03CW24
from £ 111.93*
per piece
ABB CM-PVE electrical relay (2 offers) 
The CM-PVE relay is from the CM three-phase monitors range. This relay operates with a rated control supply voltage / three-phase measuring voltage of 185-265 V AC and has a 1 n/o output (closed ci...
2
ABB
1SVR550870R9400
from £ 35.72*
per piece
Voltage monitoring relay; 18÷265VAC; 22÷350VDC; IP20 (1 offer) 
Manufacturer: APAR Mounting: for DIN rail mounting Operating temperature: 0...50°C IP rating: IP20 Supply voltage: 18...265V AC;22...350V DC Leads: screw terminals Type of module: voltage monitorin...
1
APAR
AR570/RS485/RJ45
from £ 211.23*
per piece
Voltage monitoring relay; 18÷265VAC; 22÷350VDC; IP20 (1 offer) 
Manufacturer: APAR Mounting: for DIN rail mounting Operating temperature: 0...50°C IP rating: IP20 Supply voltage: 18...265V AC;22...350V DC Leads: screw terminals Type of module: voltage monitorin...
1
APAR
AR570/RS485
from £ 185.68*
per piece
Voltage monitoring relay; 18÷265VAC; 22÷350VDC; IP20 (1 offer) 
Manufacturer: APAR Mounting: for DIN rail mounting Operating temperature: 0...50°C IP rating: IP20 Supply voltage: 18...265V AC;22...350V DC Leads: screw terminals Type of module: voltage monitorin...
1
APAR
AR570/RJ45
from £ 192.33*
per piece
Voltage monitoring relay; 18÷265VAC; 22÷350VDC; IP20 (1 offer) 
Manufacturer: APAR Mounting: for DIN rail mounting Operating temperature: 0...50°C IP rating: IP20 Supply voltage: 18...265V AC;22...350V DC Leads: screw terminals Type of module: voltage monitorin...
1
APAR
AR570
from £ 168.04*
per piece
Voltage monitoring relay; 220÷254VAC; for DIN rail mounting (1 offer) 
Manufacturer: LUMEL Mounting: for DIN rail mounting Operating temperature: -10...55°C Kind of output 1: NC Kind of output 2: NC Power supply: from tested wiring system IP rating: IP20 Supply voltag...
1
LUMEL
LP10-V180120000000
from £ 44.79*
per piece
Voltage monitoring relay; 220÷254VAC; for DIN rail mounting (1 offer) 
Manufacturer: LUMEL Mounting: for DIN rail mounting Operating temperature: -10...55°C Kind of output 1: NO Power supply: from tested wiring system IP rating: IP20 Supply voltage: 220...254V AC Lead...
1
LUMEL
LP10-V180210000000
from £ 40.76*
per piece
Voltage monitoring relay; 220÷254VAC; for DIN rail mounting (1 offer) 
Manufacturer: LUMEL Mounting: for DIN rail mounting Operating temperature: -10...55°C Kind of output 1: NC Power supply: from tested wiring system IP rating: IP20 Supply voltage: 220...254V AC Lead...
1
LUMEL
LP10-V180110000000
from £ 41.25*
per piece
Voltage monitoring relay; 230/400VAC; for DIN rail mounting (1 offer) 
Manufacturer: ZAMEL Mounting: for DIN rail mounting Operating temperature: -20...60°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Supply voltage: 230/400V AC Lead...
1
ZAMEL
PNM-31
from £ 47.06*
per piece
Voltage monitoring relay; 230/400VAC; for DIN rail mounting (1 offer) 
Manufacturer: ZAMEL Mounting: for DIN rail mounting Operating temperature: -20...60°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Supply voltage: 230/400V AC Lead...
1
ZAMEL
PNM-32
from £ 62.11*
per piece
Voltage monitoring relay; 230VAC; for DIN rail mounting; MR-EU (1 offer) 
Manufacturer: RELPOL Mounting: for DIN rail mounting Operating temperature: -25...55°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Supply voltage: 230V AC Leads: ...
1
RELPOL
MR-EU31UW1P
from £ 90.08*
per piece
Voltage monitoring relay; 230VAC; for DIN rail mounting; RN (1 offer) 
Manufacturer: NOVATEK ELECTRO Mounting: for DIN rail mounting Operating temperature: -35...55°C Kind of display used: LED Kind of output 1: SPDT Power supply: from tested wiring system IP rating: I...
1
NOVATEK ELECTRO
RN-118
from £ 21.41*
per piece
Voltage monitoring relay; 230VAC; for DIN rail mounting; RN (1 offer) 
Manufacturer: NOVATEK ELECTRO Mounting: for DIN rail mounting Operating temperature: -35...55°C Kind of display used: LED Kind of output 1: SPDT Power supply: from tested wiring system IP rating: I...
1
NOVATEK ELECTRO
RN-119
from £ 25.27*
per piece
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