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  Mains monitoring relays  (18,056 offers of 2,470,822 product items)

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Time lag relay Star-delta (2 offers) 
Time lag relay, Operating temperature: -25...+60 °C, Time-setting range: 1 s...20 s, Assembly type: DIN-rail, Output contact: 1 make contact (NO)/1 make contact (instantaneous), Switch function: St...
Siemens
3RP2574-1NW30
from € 57.77*
per piece
 
 piece
Time lag relay Step-back delayed (2 offers) 
Time lag relay, Dimensions W x H x D: 17.5 x 81 x 60 mm, Operating temperature: -20...+60 °C, Time-setting range: 0.5 s...100 h, Operating voltage: 24 VDC, 24...240 VAC, Assembly type: DIN-rail, Pr...
Crouzet
MCR1
from € 63.96*
per piece
 
 piece
Time lag relay Step-back delayed (2 offers) 
Time lag relay, Dimensions W x H x D: 17.5 x 100 x 90 mm, Operating temperature: -25...+60 °C, Time-setting range: 0.05 s...100 h, Assembly type: DIN-rail, Output contact: 1 change-over (CO), Switc...
Siemens
3RP2535-1AW30
from € 74.44*
per piece
 
 piece
Time module 12...24 VAC/DC (3 offers) 
Time module, Voltage: 12...24 VAC/DC
Finder
86.30.0.024.0000
from € 19.92*
per piece
 
 piece
Velleman K2579 alarm clock Multicolour (1 offer) 
Miniature timer for all applications requiring a delay of up to 60 minutes. The control range may be adjusted. Specifications - power supply: 12VDC / 55mA - relay: 3A / 220V switchable - time inter...
Velleman
K2579
from € 11.34*
per piece
 
 piece
Universal Controller BCS2 100...240 VAC (1 offer) 
Universal Controller, Dimensions W x H x D: 48 x 60 x 67.2 mm, Operating temperature: -10...+55 °C, Cutouts: 48x48 mm, Series: BCS2, Input types: Analogue/Temperature, Input, analogue: 0...20 mA/4....
Shinko Technos
BCS2S00-00
from € 195.36*
per piece
 
 piece
Universal Controller BCS2 100...240 VAC (1 offer) 
Universal Controller, Dimensions W x H x D: 48 x 60 x 67.2 mm, Operating temperature: -10...+55 °C, Cutouts: 48x48mm, Output: 2 x relay, Series: BCS2, Input types: Analogue/Temperature/Digital/Even...
Shinko Technos
BCS2R00-00
from € 218.96*
per piece
 
 piece
Phoenix Contact
2966184
from € 11.61*
per piece
 
 piece
Phoenix Contact 2966207 electrical relay (3 offers) 
PLC relay, consisting of base terminal block PLC-BSC.../21 with screw connection and pluggable miniature relay with power contact, for assembly on DIN rail NS 35/7.5, 1 PDT, input voltage 230 V AC ...
Phoenix Contact
2966207
from € 14.10*
per piece
 
 piece
Voltage monitoring relay (2 offers) 
Voltage monitoring relay, Dimensions W x H x D: 17.5 x 81.5 x 67.2 mm, Operating temperature: -20...+60 °C, Switching hysteresis: 4...50%, Switching threshold: 8...28 VDC, Voltage measurement range...
Carlo Gavazzi
DUA52C724
from € 66.91*
per piece
 
 piece
Voltage monitoring relay (3 offers) 
Voltage monitoring relay, Dimensions W x H x D: 17.5 x 90 x 69 mm, Frequency range: 45...66 Hz, Operating temperature: -20...+50 °C, Tripping delay: 0.1...10 s, Voltage measurement range, AC: 50......
Crouzet
MUS260
from € 105.14*
per piece
 
 piece
Voltage monitoring relay (2 offers) 
Voltage monitoring relay, Dimensions W x H x D: 22.5 x 90 x 100 mm, Operating temperature: -20...+60 °C, Start delay: 0.1...30 s, Switching hysteresis: 5% of the response value, Assembly type: DIN-...
Omron
K8AK-PW2
from € 101.21*
per piece
 
 piece
Voltage monitoring relay (1 offer) 
Voltage monitoring relay, Dimensions W x H x D: 22.5 x 90 x 103 mm, Frequency range: 16.6...400 Hz, Operating temperature: -25...+50 °C, Operating voltage type: Single phase, Protection rating: IP ...
Selectron
EMR DU22E
from € 228.32*
per piece
 
 piece
Voltage monitoring relay (1 offer) 
Voltage monitoring relay, Dimensions W x H x D: 38 x 51 x 67 mm, Operating temperature: -25...+55 °C, Voltage measurement range, AC: 172.5...299 V, Rated output: 250 VAC / 5 A, Tripping delay: No, ...
Selectron
EMR SU21N
from € 158.75*
per piece
 
 piece
Voltage monitoring relay (1 offer) 
Voltage monitoring relay, Dimensions W x H x D: 38 x 51 x 67 mm, Operating temperature: -25...+55 °C, Voltage measurement range, AC: 280...520 V, Rated output: 250 VAC / 5 A, Tripping delay: No, As...
Selectron
EMR SU31D
from € 147.16*
per piece
 
 piece
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