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  Monitoring Relays (147 items)

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Siemens
7MH4138-6AA00-0BA0
from £ 578.63*
per piece
 
 piece
Siemens
7KT1682
from £ 177.14*
per piece
 
 piece
Siemens
7KT1681
from £ 135.03*
per piece
 
 piece
Siemens
7KT1673
from £ 165.83*
per piece
 
 piece
Siemens
7KT1672
from £ 129.68*
per piece
 
 piece
Siemens
7KT1671
from £ 156.60*
per piece
 
 piece
Siemens
7KT1670
from £ 119.64*
per piece
 
 piece
Siemens
7KT1668
from £ 185.91*
per piece
 
 piece
Siemens
7KT1667
from £ 151.45*
per piece
 
 piece
Siemens
7KT1666
from £ 197.77*
per piece
 
 piece
Siemens
7KT1665
from £ 156.77*
per piece
 
 piece
Siemens
7KT1664
from £ 196.15*
per piece
 
 piece
Siemens
7KT1663
from £ 137.31*
per piece
 
 piece
Siemens
7KT1662
from £ 179.57*
per piece
 
 piece
Siemens
7KT1661
from £ 138.94*
per piece
 
 piece
Siemens
7KT1656
from £ 114.24*
per piece
 
 piece
Siemens
7KT1655
from £ 83.64*
per piece
 
 piece
Siemens
7KT1654
from £ 114.53*
per piece
 
 piece
Siemens
7KT1653
from £ 84.76*
per piece
 
 piece
Siemens
7KT1652
from £ 114.21*
per piece
 
 piece
Siemens
7KT1651
from £ 84.15*
per piece
 
 piece
Siemens 7KT1260 circuit breaker (2 offers) 
Siemens 7KT1260
Siemens
7KT1260
from £ 528.05*
per piece
 
 piece
Siemens 7KT1242 auxiliary contact (2 offers) 
Siemens 7KT1242
Siemens
7KT1242
from £ 263.54*
per piece
 
 piece
Siemens 7KT1238 network analyser (2 offers) 
Siemens 7KT1238
Siemens
7KT1238
from £ 225.17*
per piece
 
 piece
Siemens 7KT1236 network analyser (2 offers) 
Siemens 7KT1236
Siemens
7KT1236
from £ 181.52*
per piece
 
 piece
Siemens 7KT1233 network analyser (2 offers) 
Siemens 7KT1233
Siemens
7KT1233
from £ 162.39*
per piece
 
 piece
Siemens 7KM9300-0AM00-0AA0 circuit breaker (1 offer) 
Siemens 7KM9300-0AM00-0AA0
Siemens
7KM9300-0AM00-0AA0
from £ 86.81*
per piece
 
 piece
Siemens 7KM9300-0AB01-0AA0 circuit breaker (1 offer) 
Siemens 7KM9300-0AB01-0AA0
Siemens
7KM9300-0AB01-0AA0
from £ 152.43*
per piece
 
 piece
Siemens 7KM9200-0AD00-0AA0 circuit breaker (2 offers) 
Siemens 7KM9200-0AD00-0AA0
Siemens
7KM9200-0AD00-0AA0
from £ 163.61*
per piece
 
 piece
Siemens 7KM9200-0AB00-0AA0 circuit breaker (2 offers) 
Siemens 7KM9200-0AB00-0AA0
Siemens
7KM9200-0AB00-0AA0
from £ 116.93*
per piece
 
 piece
Siemens
7KM4212-0BA00-3AA0
from £ 803.09*
per piece
 
 piece
Siemens
7KM4212-0BA00-2AA0
£ 785.53*
per piece
 
 piece
Siemens
7KM4211-1BA00-3AA0
£ 824.97*
per piece
 
 piece
Siemens
7KM3200-0CA01-1AA0
from £ 244.55*
per piece
 
 piece
Siemens
7KM2200-2EA40-1JA1
from £ 216.48*
per piece
 
 piece
Siemens
7KM2200-2EA40-1HA1
from £ 197.62*
per piece
 
 piece
Siemens
7KM2200-2EA40-1GA1
from £ 190.38*
per piece
 
 piece
Siemens
7KM2200-2EA40-1EA1
from £ 195.96*
per piece
 
 piece
Siemens
7KM2200-2EA40-1DA1
from £ 180.55*
per piece
 
 piece
Siemens
7KM2200-2EA40-1CA1
from £ 175.38*
per piece
 
 piece
Siemens
7KM2200-2EA30-1JA1
from £ 214.66*
per piece
 
 piece
Siemens
7KM2200-2EA30-1HA1
from £ 196.75*
per piece
 
 piece
Siemens
7KM2200-2EA30-1GA1
from £ 188.80*
per piece
 
 piece
Siemens
7KM2200-2EA30-1EA1
from £ 195.30*
per piece
 
 piece
Siemens
7KM2200-2EA30-1DA1
from £ 179.61*
per piece
 
 piece
Siemens
7KM2200-2EA30-1CA1
from £ 171.86*
per piece
 
 piece
Siemens 5TT3423 auxiliary contact (2 offers) 
Siemens 5TT3423
Siemens
5TT3423
from £ 68.02*
per piece
 
 piece
Siemens 5TT3421 circuit breaker (2 offers) 
Siemens 5TT3421
Siemens
5TT3421
from £ 73.80*
per piece
 
 piece
Siemens 5TT3415 electrical relay (2 offers) 
Siemens 5TT3415
Siemens
5TT3415
from £ 108.36*
per piece
 
 piece
Siemens 5TT3402 electrical relay (1 offer) 
Siemens 5TT3402
Siemens
5TT3402
from £ 122.22*
per piece
 
 piece
Siemens 5TT3400 electrical relay (1 offer) 
Siemens 5TT3400
Siemens
5TT3400
from £ 93.64*
per piece
 
 piece
Siemens 5TT3170 auxiliary contact (2 offers) 
Siemens 5TT3170
Siemens
5TT3170
from £ 102.67*
per piece
 
 piece
Siemens 5SV8111-4KK circuit breaker (2 offers) 
Siemens 5SV8111-4KK
Siemens
5SV8111-4KK
from £ 934.82*
per piece
 
 piece
Siemens
3UG4651-1AW30
from £ 160.21*
per piece
 
 piece
Siemens 3UG46331AL30 electrical relay (2 offers) 
Digital monitoring relay Voltage monitoring, 22.5 mm from 17-275 V AC/DC Overshoot and undershoot Self-powered Spike delay 0.1 to 20 s Hysteresis 0.1 to 150 V 1 CO contact With or without error buf...
Siemens
3UG46331AL30
from £ 92.03*
per piece
 
 piece
Siemens
3UG4622-2AA30
from £ 100.07*
per piece
 
 piece
Siemens
3UG4621-1AW30
from £ 102.54*
per piece
 
 piece
Siemens 3UG45131BR20 electrical relay Grey 3 (2 offers) 
Analog monitoring relay Phase failure and sequence Adjustable undervoltage Asymmetry 20% fixed 3 x 160 to 690 V 50 to 60 Hz AC Hysteresis 5% fixed Delay time 0-20 s 2 change-over contacts screw ter...
Siemens
3UG45131BR20
from £ 95.30*
per piece
 
 piece
Siemens
3UG4512-1BR20
from £ 83.80*
per piece
 
 piece
Siemens
3UG45112BQ20
from £ 74.62*
per piece
 
 piece
Siemens
3UG45111BP20
from £ 76.11*
per piece
 
 piece
Schneider Electric
RM22TG20
from £ 46.17*
per piece
 
 piece
Module: voltage monitoring relay; undervoltage,overvoltage (1 offer) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: spring clamps Body dime...
Siemens
3UG4633-2AL30
from £ 96.59*
per piece
 
 piece
Module: voltage monitoring relay; undervoltage,overvoltage (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C IP rating: IP20 Supply voltage: 24...240V AC;24...240V DC Leads: spring clamps Body dimensions: 22.5x94x91mm ...
Siemens
3UG4631-2AW30
from £ 100.46*
per piece
 
 piece
Module: voltage monitoring relay; undervoltage,overvoltage (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C IP rating: IP20 Supply voltage: 24...240V AC;24...240V DC Leads: spring clamps Body dimensions: 22.5x94x91mm ...
Siemens
3UG4632-2AW30
from £ 100.46*
per piece
 
 piece
Module: voltage monitoring relay; phase sequence; 3UG; SPDT; IP20 (1 offer) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
Siemens
3UG4511-1AN20
from £ 62.39*
per piece
 
 piece
Module: voltage monitoring relay; phase sequence; 3UG; SPDT; IP20 (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: spring clamps Body dime...
Siemens
3UG4511-2AQ20
from £ 65.61*
per piece
 
 piece
Module: voltage monitoring relay; phase sequence; 3UG; SPDT; IP20 (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
Siemens
3UG4511-1AP20
from £ 65.54*
per piece
 
 piece
Module: voltage monitoring relay; phase sequence; 3UG; SPDT; IP20 (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: spring clamps Body dime...
Siemens
3UG4511-2AN20
from £ 65.89*
per piece
 
 piece
Module: voltage monitoring relay; phase sequence; 3UG; SPDT; IP20 (3 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: spring clamps Body dime...
Siemens
3UG4511-2AP20
from £ 67.73*
per piece
 
 piece
Module: voltage monitoring relay; phase sequence; 3UG; SPDT; IP20 (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
Siemens
3UG4511-1AQ20
from £ 62.80*
per piece
 
 piece
Module: voltage monitoring relay; phase sequence; 3UG; DPDT; IP20 (1 offer) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: spring clamps Body dime...
Siemens
3UG4511-2BP20
from £ 83.77*
per piece
 
 piece
Module: voltage monitoring relay; phase sequence; 3UG; DPDT; IP20 (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: spring clamps Body dime...
Siemens
3UG4511-2BN20
from £ 74.40*
per piece
 
 piece
Module: voltage monitoring relay; phase sequence; 3UG; DPDT; IP20 (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
Siemens
3UG4511-1BN20
from £ 71.03*
per piece
 
 piece
Module: voltage monitoring relay; phase sequence; 3UG; DPDT; IP20 (1 offer) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
Siemens
3UG4511-1BQ20
from £ 71.77*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; IP30 (4 offers) 
Manufacturer: SCHNEIDER ELECTRIC Mounting: for DIN rail mounting Operating temperature: -20...50°C Kind of output 1: relay NO / NC x2 Power supply: from tested wiring system IP rating: IP30 Leads: ...
Schneider Electric
RM35TF30
from £ 106.52*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; 3UG (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: spring clamps Body dime...
Siemens
3UG4512-2AR20
from £ 72.19*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; 3UG (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
Siemens
3UG4617-1CR20
from £ 160.70*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; 3UG (1 offer) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: spring clamps Body dime...
Siemens
3UG4614-2BR20
from £ 109.25*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; 3UG (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
Siemens
3UG4615-1CR20
from £ 136.75*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; 3UG (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
Siemens
3UG4618-1CR20
from £ 163.11*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; 3UG (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: spring clamps Body dime...
Siemens
3UG4615-2CR20
from £ 142.43*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; 3UG (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: spring clamps Body dime...
Siemens
3UG4513-2BR20
from £ 96.74*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; 3UG (1 offer) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
Siemens
3UG4614-1BR20
from £ 108.95*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; 3UG (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: spring clamps Body dime...
Siemens
3UG4618-2CR20
from £ 169.08*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; 3UG (3 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
Siemens
3UG4512-1AR20
from £ 69.13*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; 3UG (1 offer) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: spring clamps Body dime...
Siemens
3UG4616-2CR20
from £ 163.40*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; 3UG (1 offer) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: spring clamps Body dime...
Siemens
3UG4617-2CR20
from £ 157.69*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; 3UG (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: spring clamps Body dime...
Siemens
3UG4512-2BR20
from £ 84.17*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; 3UG (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
Siemens
3UG4616-1CR20
from £ 153.58*
per piece
 
 piece
Module: voltage monitoring relay (3 offers) 
Manufacturer: SIEMENS Type of module: voltage monitoring relay
Siemens
7KM3220-0BA01-1DA0
from £ 348.09*
per piece
 
 piece
Module: temperature monitoring relay; temperature; DPDT (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: DPDT Leads: screw terminals Kind of temperature sensor: PTC Type of module: temperature mon...
Siemens
3RN2012-1BA30
from £ 94.10*
per piece
 
 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 £ 179.41*
per piece
 
 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 £ 125.70*
per piece
 
 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 £ 132.27*
per piece
 
 piece
Module: temperature monitoring relay; temperature; 24÷240VAC (1 offer) 
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 £ 99.13*
per piece
 
 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 £ 161.54*
per piece
 
 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 £ 56.77*
per piece
 
 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 £ 59.81*
per piece
 
 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 £ 45.64*
per piece
 
 piece
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