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  Monitoring Relays (144 items)

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Siemens 7KT1242 auxiliary contact (2 offers) 
Siemens 7KT1242
Siemens
7KT1242
from £ 245.77*
per piece
Siemens 7KT1233 network analyser (2 offers) 
Siemens 7KT1233
Siemens
7KT1233
from £ 149.91*
per piece
Siemens 7KT1236 network analyser (2 offers) 
Siemens 7KT1236
Siemens
7KT1236
from £ 170.26*
per piece
Siemens 7KT1238 network analyser (2 offers) 
Siemens 7KT1238
Siemens
7KT1238
from £ 208.25*
per piece
Siemens
7KM4212-0BA00-3AA0
from £ 759.88*
per piece
Siemens 7KM9200-0AD00-0AA0 circuit breaker (2 offers) 
Siemens 7KM9200-0AD00-0AA0
Siemens
7KM9200-0AD00-0AA0
from £ 148.82*
per piece
Siemens 7KM9300-0AM00-0AA0 circuit breaker (2 offers) 
Siemens 7KM9300-0AM00-0AA0
Siemens
7KM9300-0AM00-0AA0
from £ 79.67*
per piece
Siemens 7KM9300-0AB01-0AA0 circuit breaker (2 offers) 
Siemens 7KM9300-0AB01-0AA0
Siemens
7KM9300-0AB01-0AA0
from £ 128.779*
per piece
Module: communication; plug-in; IP20; 63x43x22mm; PROFINET (2 offers) 
Manufacturer: SIEMENS Kind of connector: RJ45 x2 Mounting: plug-in Operating temperature: -25...55°C IP rating: IP20 Body dimensions: 63x43x22mm Related items: 7KM3220-0BA01-1DA0;7KM3220-1BA01-1EA0...
Siemens
7KM9300-0AE02-0AA0
from £ 204.95*
per piece
Module: controller; 100÷250VAC; 100÷250VDC; IP40; Display: LCD (2 offers) 
Manufacturer: SIEMENS Operating temperature: -10...55°C Type of counted signal: electric power Kind of display used: LCD Display height 1: 56mm IP rating: IP40 Supply voltage: 100...250V AC;100...2...
Siemens
7KM1020-0BA01-1DA0
from £ 130.62*
per piece
Module: controller; 100÷250VAC; 100÷250VDC; on panel; IP65; 5A (2 offers) 
Manufacturer: SIEMENS Mounting: on panel Type of counted signal: electric power Kind of display used: LCD Electrical connection: screw terminals IP rating: IP65 Supply voltage: 100...250V AC;100......
Siemens
7KM3120-0BA01-1DA0
from £ 200.47*
per piece
Siemens
7KM4211-1BA00-3AA0
from £ 769.51*
per piece
Module: controller; 24÷60VDC; on panel; IP65; 96x96x57.9mm; 5A (2 offers) 
Manufacturer: SIEMENS Mounting: on panel Type of counted signal: electric power Kind of display used: LCD Electrical connection: screw terminals IP rating: IP65 Supply voltage: 24...60V DC Body dim...
Siemens
7KM3120-1BA01-1EA0
from £ 200.10*
per piece
Module: controller; 24÷60VDC; on panel; IP65; 96x96x57.9mm; 5A (2 offers) 
Manufacturer: SIEMENS Kind of connector: RJ45 Mounting: on panel Type of counted signal: electric power Kind of display used: LCD Electrical connection: screw terminals IP rating: IP65 Supply volta...
Siemens
7KM3220-1BA01-1EA0
from £ 327.15*
per piece
Siemens
7KM4212-0BA00-2AA0
from £ 737.03*
per piece
Siemens
7KT1654
from £ 104.71*
per piece
Siemens
7KT1656
from £ 105.41*
per piece
Siemens
7KT1652
from £ 105.25*
per piece
Siemens
7KT1655
from £ 77.91*
per piece
Siemens
7KT1653
from £ 78.12*
per piece
Siemens
7KT1651
from £ 78.29*
per piece
Siemens
7KT1681
from £ 126.03*
per piece
Siemens
7KT1682
from £ 163.84*
per piece
Siemens
7KT1664
from £ 182.69*
per piece
Siemens
7KM2200-2EA30-1JA1
from £ 200.48*
per piece
Module: controller; for DIN rail mounting; IP40; 5A; Display: LCD (2 offers) 
Manufacturer: SIEMENS Kind of connector: RJ45 Mounting: for DIN rail mounting Type of counted signal: electric power Kind of display used: LCD Electrical connection: screw terminals IP rating: IP40...
Siemens
7KM2200-2EA00-1JB1
from £ 457.85*
per piece
Siemens
7KT1672
from £ 119.68*
per piece
Siemens
7KM2200-2EA30-1HA1
from £ 183.67*
per piece
Siemens
7KM2200-2EA30-1CA1
from £ 160.80*
per piece
Siemens
7KT1662
from £ 164.75*
per piece
Siemens
7KT1673
from £ 154.70*
per piece
Siemens
7KM2200-2EA30-1DA1
from £ 165.86*
per piece
Siemens
7KT1661
from £ 129.05*
per piece
Siemens
7KM2200-2EA30-1GA1
from £ 176.43*
per piece
Siemens
7KT1663
from £ 127.90*
per piece
Siemens
7KM2200-2EA30-1EA1
from £ 182.69*
per piece
Module: controller; for DIN rail mounting; IP40; 65A; Display: LCD (2 offers) 
Manufacturer: SIEMENS Kind of connector: RJ45 Mounting: for DIN rail mounting Type of counted signal: electric power Kind of display used: LCD Electrical connection: screw terminals IP rating: IP40...
Siemens
7KM2200-2EA40-1JB1
from £ 468.97*
per piece
Siemens
7KM2200-2EA40-1JA1
from £ 200.43*
per piece
Siemens
7KM2200-2EA40-1CA1
from £ 162.21*
per piece
Siemens
7KM2200-2EA40-1EA1
from £ 183.72*
per piece
Siemens
7KM2200-2EA40-1HA1
from £ 184.68*
per piece
Siemens
7KM2200-2EA40-1DA1
from £ 166.28*
per piece
Siemens
7KM2200-2EA40-1GA1
from £ 177.93*
per piece
Siemens
7KT1671
from £ 140.074*
per piece
Siemens
7KT1666
from £ 183.54*
per piece
Siemens
7KT1668
from £ 173.95*
per piece
Siemens
7KT1670
from £ 110.42*
per piece
Siemens
7KT1667
from £ 140.10*
per piece
Siemens 5SV8111-4KK circuit breaker (2 offers) 
Siemens 5SV8111-4KK
Siemens
5SV8111-4KK
from £ 875.65*
per piece
Siemens
3UG4622-2AA30
from £ 93.37*
per piece
Module: current monitoring relay; AC/DC current; 24VAC; 24VDC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Supply voltage: 24V DC;24V AC Leads: screw terminals Type of module: current monitorin...
Siemens
3UG4621-1AA30
from £ 88.55*
per piece
Module: current monitoring relay; AC/DC current; 24VAC; 24VDC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Supply voltage: 24V DC;24V AC Leads: screw terminals Type of module: current monitorin...
Siemens
3UG4622-1AA30
from £ 93.46*
per piece
Module: current monitoring relay; AC/DC current; 24VAC; 24VDC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Supply voltage: 24V DC;24V AC Leads: spring clamps Type of module: current monitoring ...
Siemens
3UG4621-2AA30
from £ 93.09*
per piece
Siemens
3UG4621-1AW30
from £ 96.29*
per piece
Module: current monitoring relay; AC/DC current; 24÷240VAC; 3UG (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Supply voltage: 24...240V AC;24...240V DC Leads: spring clamps Type of module: current...
Siemens
3UG4621-2AW30
from £ 101.94*
per piece
Module: current monitoring relay; AC/DC current; 24÷240VAC; 3UG (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Supply voltage: 24...240V AC;24...240V DC Leads: spring clamps Type of module: current...
Siemens
3UG4622-2AW30
from £ 108.17*
per piece
Module: current monitoring relay; AC/DC current; 24÷240VAC; 3UG (3 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Supply voltage: 24...240V AC;24...240V DC Leads: screw terminals Type of module: curre...
Siemens
3UG4622-1AW30
from £ 100.65*
per piece
Siemens 7KM9200-0AB00-0AA0 circuit breaker (2 offers) 
Siemens 7KM9200-0AB00-0AA0
Siemens
7KM9200-0AB00-0AA0
from £ 106.72*
per piece
Siemens 5TT3170 auxiliary contact (2 offers) 
Siemens 5TT3170
Siemens
5TT3170
from £ 95.87*
per piece
Module: level monitoring relay; conductive fluid level; 24VAC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: SPDT Supply voltage: 24V DC;24V AC Leads: screw terminals Type of module: level monitoring ...
Siemens
3UG4501-1AA30
from £ 65.03*
per piece
Module: level monitoring relay; conductive fluid level; 24VAC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: SPDT Supply voltage: 24V DC;24V AC Leads: spring clamps Type of module: level monitoring re...
Siemens
3UG4501-2AA30
from £ 62.83*
per piece
Module: level monitoring relay; conductive fluid level; SPDT (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: SPDT Supply voltage: 24...240V AC;24...240V DC Leads: screw terminals Type of module: level...
Siemens
3UG4501-1AW30
from £ 68.05*
per piece
Module: level monitoring relay; conductive fluid level; SPDT (1 offer) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: SPDT Supply voltage: 24...240V AC;24...240V DC Leads: spring clamps Type of module: level m...
Siemens
3UG4501-2AW30
from £ 68.46*
per piece
Module: meter; 24VDC; on panel; IP65; 96.2x96.2x56.3mm; Modbus TCP (2 offers) 
Manufacturer: SIEMENS Kind of connector: RJ45 Mounting: on panel Kind of display used: LCD Electrical connection: screw terminals IP rating: IP65 Supply voltage: 24V DC Body dimensions: 96.2x96.2x5...
Siemens
3VA9987-0TD10
from £ 438.55*
per piece
Siemens 7KT1260 circuit breaker (2 offers) 
Siemens 7KT1260
Siemens
7KT1260
from £ 494.93*
per piece
Siemens
7KT1665
from £ 145.80*
per piece
Siemens
7KM3200-0CA01-1AA0
from £ 231.12*
per piece
Module: power factor monitoring relay; power factor cosφ; DPDT (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Supply voltage: 90...690V AC Leads: screw terminals Type of module: power factor monit...
Siemens
3UG4641-1CS20
from £ 131.46*
per piece
Module: power factor monitoring relay; power factor cosφ; DPDT (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Supply voltage: 90...690V AC Leads: spring clamps Type of module: power factor monitor...
Siemens
3UG4641-2CS20
from £ 135.34*
per piece
Module: residual-current monitoring relay; residual-current (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: DPDT Supply voltage: 24...240V AC Leads: screw terminals Type of module: residual-current m...
Siemens
3UG4625-1CW30
from £ 125.39*
per piece
Module: residual-current monitoring relay; residual-current (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: DPDT Supply voltage: 24...240V AC Leads: spring clamps Type of module: residual-current mon...
Siemens
3UG4625-2CW30
from £ 127.75*
per piece
Module: speed monitoring relay; speed; 24VAC; 24VDC; 3UG; SPDT (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Supply voltage: 24V DC;24V AC Leads: spring clamps Type of module: speed monitoring re...
Siemens
3UG4651-2AA30
from £ 140.38*
per piece
Module: speed monitoring relay; speed; 24VAC; 24VDC; 3UG; SPDT (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Supply voltage: 24V DC;24V AC Leads: screw terminals Type of module: speed monitoring ...
Siemens
3UG4651-1AA30
from £ 131.10*
per piece
Siemens
3UG4651-1AW30
from £ 149.83*
per piece
Module: speed monitoring relay; speed; 24÷240VAC; 24÷240VDC; 3UG (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Supply voltage: 24...240V AC;24...240V DC Leads: spring clamps Type of module: speed m...
Siemens
3UG4651-2AW30
from £ 146.62*
per piece
Module: temperature monitoring relay; temperature; 24VAC; 24VDC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: DPDT Supply voltage: 24V DC;24V AC Leads: spring clamps Kind of temperature sensor: PTC Typ...
Siemens
3RN2013-2BA30
from £ 109.21*
per piece
Module: temperature monitoring relay; temperature; 24VAC; 24VDC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: NC;NO Supply voltage: 24V DC;24V AC Leads: spring clamps Kind of temperature sensor: PTC Ty...
Siemens
3RN2010-2CA30
from £ 46.64*
per piece
Module: temperature monitoring relay; temperature; 24VAC; 24VDC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: NC;NO Supply voltage: 24V DC;24V AC Leads: spring clamps Kind of temperature sensor: PTC Ty...
Siemens
3RN2010-2BA30
from £ 50.63*
per piece
Module: temperature monitoring relay; temperature; 24VAC; 24VDC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: DPDT Supply voltage: 24V DC;24V AC Leads: spring clamps Kind of temperature sensor: PTC Typ...
Siemens
3RN2012-2BA30
from £ 86.63*
per piece
Module: temperature monitoring relay; temperature; 24VAC; 24VDC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: NC;NO Supply voltage: 24V DC;24V AC Leads: spring clamps Kind of temperature sensor: PTC Ty...
Siemens
3RN2000-2AA30
from £ 36.78*
per piece
Module: temperature monitoring relay; temperature; 24VAC; 24VDC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: DPDT Supply voltage: 24V DC;24V AC Leads: screw terminals Kind of temperature sensor: PTC T...
Siemens
3RN2011-1BA30
from £ 62.31*
per piece
Module: temperature monitoring relay; temperature; 24VAC; 24VDC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: DPDT Supply voltage: 24V DC;24V AC Leads: screw terminals Kind of temperature sensor: PTC T...
Siemens
3RN2013-1BA30
from £ 109.04*
per piece
Module: temperature monitoring relay; temperature; 24VAC; 24VDC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: NC;NO Supply voltage: 24V DC;24V AC Leads: screw terminals Kind of temperature sensor: PTC ...
Siemens
3RN2000-1AA30
from £ 36.67*
per piece
Module: temperature monitoring relay; temperature; 24VAC; 24VDC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: DPDT Supply voltage: 24V DC;24V AC Leads: spring clamps Kind of temperature sensor: PTC Typ...
Siemens
3RN2011-2BA30
from £ 62.42*
per piece
Module: temperature monitoring relay; temperature; 24VAC; 24VDC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: NC;NO Supply voltage: 24V DC;24V AC Leads: screw terminals Kind of temperature sensor: PTC ...
Siemens
3RN2010-1BA30
from £ 52.67*
per piece
Module: temperature monitoring relay; temperature; 24VAC; 24VDC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: NC;NO Supply voltage: 24V DC;24V AC Leads: screw terminals Kind of temperature sensor: PTC ...
Siemens
3RN2010-1CA30
from £ 48.76*
per piece
Module: temperature monitoring relay; temperature; 24÷240VAC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: SPDT;NO Supply voltage: 24...240V AC;24...240V DC Leads: spring clamps Kind of temperature ...
Siemens
3RN2023-2DW30
from £ 166.93*
per piece
Module: temperature monitoring relay; temperature; 24÷240VAC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: DPDT Supply voltage: 24...240V AC;24...240V DC Leads: screw terminals Kind of temperature s...
Siemens
3RN2013-1BW30
from £ 116.90*
per piece
Module: temperature monitoring relay; temperature; 24÷240VAC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: DPDT Supply voltage: 24...240V AC;24...240V DC Leads: screw terminals Kind of temperature s...
Siemens
3RN2013-1GW30
from £ 123.35*
per piece
Module: temperature monitoring relay; temperature; 24÷240VAC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: DPDT Supply voltage: 24...240V AC;24...240V DC Leads: screw terminals Kind of temperature s...
Siemens
3RN2012-1BW30
from £ 92.22*
per piece
Module: temperature monitoring relay; temperature; 24÷240VAC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: DPDT bistable Supply voltage: 24...240V AC;24...240V DC Leads: screw terminals Kind of temp...
Siemens
3RN2012-1BW31
from £ 151.42*
per piece
Module: temperature monitoring relay; temperature; 24÷240VAC (3 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: NC;NO Supply voltage: 24...240V AC;24...240V DC Leads: screw terminals Kind of temperature ...
Siemens
3RN2010-1CW30
from £ 52.96*
per piece
Module: temperature monitoring relay; temperature; 24÷240VAC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: NC;NO Supply voltage: 24...240V AC;24...240V DC Leads: screw terminals Kind of temperature ...
Siemens
3RN2010-1BW30
from £ 55.81*
per piece
Module: temperature monitoring relay; temperature; 24÷240VAC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: NC;NO Supply voltage: 24...240V AC;24...240V DC Leads: screw terminals Kind of temperature ...
Siemens
3RN2000-1AW30
from £ 42.90*
per piece
Module: temperature monitoring relay; temperature; 24÷240VAC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: DPDT Supply voltage: 24...240V AC;24...240V DC Leads: spring clamps Kind of temperature sen...
Siemens
3RN2013-2GW30
from £ 122.79*
per piece
Module: temperature monitoring relay; temperature; 24÷240VAC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: NC;NO Supply voltage: 24...240V AC;24...240V DC Leads: spring clamps Kind of temperature se...
Siemens
3RN2010-2BW30
from £ 55.65*
per piece
Module: temperature monitoring relay; temperature; 24÷240VAC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: DPDT bistable Supply voltage: 24...240V AC;24...240V DC Leads: spring clamps Kind of temper...
Siemens
3RN2012-2BW31
from £ 152.34*
per piece
Module: temperature monitoring relay; temperature; 24÷240VAC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: DPDT Supply voltage: 24...240V AC;24...240V DC Leads: spring clamps Kind of temperature sen...
Siemens
3RN2012-2BW30
from £ 92.51*
per piece
Module: temperature monitoring relay; temperature; 24÷240VAC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: NC;NO Supply voltage: 24...240V AC;24...240V DC Leads: spring clamps Kind of temperature se...
Siemens
3RN2000-2AW30
from £ 40.38*
per piece
Module: temperature monitoring relay; temperature; 24÷240VAC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: DPDT Supply voltage: 24...240V AC;24...240V DC Leads: spring clamps Kind of temperature sen...
Siemens
3RN2010-2CW30
from £ 53.00*
per piece
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