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  Monitoring Relays (144 items)

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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 £ 39.17*
per piece
 
 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 £ 39.17*
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: NC;NO Supply voltage: 24...240V AC;24...240V DC Leads: spring clamps Kind of temperature se...
Siemens
3RN2000-2AW30
from £ 42.94*
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 £ 45.67*
per piece
 
 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 £ 49.82*
per piece
 
 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 £ 51.87*
per piece
 
 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 £ 53.80*
per piece
 
 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 £ 55.85*
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 £ 56.87*
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: spring clamps Kind of temperature sen...
Siemens
3RN2010-2CW30
from £ 57.79*
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 £ 59.93*
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: spring clamps Kind of temperature se...
Siemens
3RN2010-2BW30
from £ 59.93*
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 £ 61.86*
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 £ 62.12*
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 £ 65.52*
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 £ 66.13*
per piece
 
 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 £ 66.35*
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 £ 66.55*
per piece
 
 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 £ 66.82*
per piece
 
 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 £ 67.03*
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 £ 67.55*
per piece
 
 piece
Siemens 5TT3423 auxiliary contact (2 offers) 
Siemens 5TT3423
Siemens
5TT3423
from £ 68.84*
per piece
 
 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 £ 69.10*
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 £ 69.14*
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: spring clamps Kind of temperature sen...
Siemens
3RN2011-2BW30
from £ 70.60*
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
3RN2011-1BW30
from £ 70.60*
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 £ 71.08*
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 £ 71.81*
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 £ 72.45*
per piece
 
 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 £ 72.81*
per piece
 
 piece
Siemens 5TT3421 circuit breaker (2 offers) 
Siemens 5TT3421
Siemens
5TT3421
from £ 72.85*
per piece
 
 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: screw terminals Type of module: level...
Siemens
3UG4501-1AW30
from £ 72.93*
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 £ 74.12*
per piece
 
 piece
Siemens
3UG45112BQ20
from £ 74.73*
per piece
 
 piece
Siemens
3UG45111BP20
from £ 76.26*
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 £ 82.91*
per piece
 
 piece
Siemens
7KT1653
from £ 83.88*
per piece
 
 piece
Siemens
7KT1651
from £ 84.34*
per piece
 
 piece
Siemens
7KT1655
from £ 84.67*
per piece
 
 piece
Siemens
3UG4512-1BR20
from £ 85.09*
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 £ 85.18*
per piece
 
 piece
Siemens 7KM9300-0AM00-0AA0 circuit breaker (1 offer) 
Siemens 7KM9300-0AM00-0AA0
Siemens
7KM9300-0AM00-0AA0
from £ 86.56*
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 £ 91.45*
per piece
 
 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 £ 93.08*
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 £ 93.29*
per piece
 
 piece
Siemens 5TT3400 electrical relay (1 offer) 
Siemens 5TT3400
Siemens
5TT3400
from £ 93.81*
per piece
 
 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 £ 95.22*
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 £ 95.25*
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: spring clamps Body dime...
Siemens
3UG4513-2BR20
from £ 95.79*
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 £ 95.99*
per piece
 
 piece
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