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  Mains monitoring relay  (38,718 offers of 6,235,088 product items)

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Siemens 3RF2 Series Solid State Relay, 20 A Load, Screw Fitting, 230 V Load / 2130730 (1 offer) 
The Siemens solid-state contactor device are non-wearing and silent and are therefore ideal for noise-sensitive areas (offices, hospitals). They are also extremely reliable at high switching freque...
Siemens
3RF2320-1AA02-0KN0
£ 69.79*
per piece
 
 piece
Siemens 3RP25 Series DIN Rail Mount Timer Relay, 200 → 240V ac, 2-Contact, 1 → 20s, 1-Function, DPST / 1249418 (2 offers) 
Siemens SIRIUS 3RP25 – Star Delta Timer Relay. SIRIUS 3RP25 series time relays are used in control, starting, and protective circuits for all switching operations involving time delays. Their fully...
Siemens
3RP2574-1NM20
£ 71.48*
per piece
 
 piece
SICK Energetic Photoelectric Sensor, Block Sensor, 20mm → 1.3 m Detection Range / 2123168 (1 offer) 
OverviewAt a glanceLong sensing ranges: 1,200 mm with background suppression 15 m on PL80A reflector PinPoint LED with bright and precise light spot Small housing design 10 … 30 VDC or 24 … 240 VAC...
Sick
1064697
£ 98.001*
per piece
 
 piece
Siemens Force Guided Relay, 24 → 240V ac/dc Coil Voltage, 2 Pole, SPDT / 2565392 (1 offer) 
Coil Voltage = 24 → 240V ac/dc Contact Configuration = SPDT Number of Poles = 2 Coil Power = 1.7W
Siemens
3RQ1000-2EW00
£ 95.15*
per piece
 
 piece
Siemens 3RF2 Series Solid State Relay, 20 A Load, Screw Fitting, 460 V Load / 2130732 (1 offer) 
The Siemens solid-state contactor device are non-wearing and silent and are therefore ideal for noise-sensitive areas (offices, hospitals). They are also extremely reliable at high switching freque...
Siemens
3RF2320-3AA04
£ 67.912*
per piece
 
 piece
Siemens 3RP25 Series DIN Rail Mount Timer Relay, 240V ac/dc, 1-Contact, 0.05 → 100h, SPST / 1718296 (2 offers) 
Timing relay, Multifunction 1 NO semiconductor 13 functions 7 time ranges (0.05 s..100 h) 12-240 V AC/DC at 50/60 Hz AC with LED, Spring-type terminal (push-in)
Siemens
3RP2505-2CW30
£ 88.31*
per piece
 
 piece
SICK Energetic Photoelectric Sensor, Rectangular Sensor, 2 m Detection Range / 2859552 (1 offer) 
Sensor Style = Rectangular Detection Type = Energetic Detection Range = 2 m Output Type = Relay Electrical Connection = M12 Connector Maximum AC Voltage = 253V Maximum DC Voltage = 253V Terminal Ty...
Sick
1120836
£ 167.366*
per piece
 
 piece
Siemens Force Guided Relay, 24 → 240V ac/dc Coil Voltage, 3 Pole, 2NO/1NC / 2565394 (1 offer) 
Coil Voltage = 24 → 240V ac/dc Contact Configuration = 2NO/1NC Number of Poles = 3 Coil Power = 2W
Siemens
3RQ1000-2GW00
£ 107.447*
per piece
 
 piece
Siemens 3RF2 Series Solid State Relay, 20 A Load, Screw Fitting, 600 V Load / 2104410 (2 offers) 
The Siemens solid-state contactor device are non-wearing and silent and are therefore ideal for noise-sensitive areas (offices, hospitals). They are also extremely reliable at high switching freque...
Siemens
3RF2420-1AC55
£ 154.91*
per piece
 
 piece
Siemens 3RP25 Series DIN Rail Mount Timer Relay, 24V ac/dc, 1-Contact, 0.05 s → 100h, SPDT / 1249386 (2 offers) 
SIRIUS 3RP25 - Multifunction Timer Relay. Timing relay SIRIUS 3RP25, 27 functions, for all switching operations involving time delays in control, starting, protection and regulation circuits. Wide ...
Siemens
3RP2505-1AB30
£ 88.23*
per piece
 
 piece
SICK ReLy RLY3 Emergency Stop Safety Relay, 24V dc, Dual-Channel, 2 Safety Contacts / 1806092 (1 offer) 
ReLy Safety Relays RLY3-HAND1The safety relay ReLy HAND1 is an evaluation unit for two-hand control units. All ReLy safety relay modules can be used to protect machines up to the maximum safety lev...
Sick
RLY3-HAND1
£ 220.146*
per piece
 
 piece
Siemens Force Guided Relay, 24 → 240V ac/dc Coil Voltage, 5 Pole, 4NO/NC / 2565390 (1 offer) 
Coil Voltage = 24 → 240V ac/dc Contact Configuration = 4NO/NC Number of Poles = 5 Coil Power = 2.3W
Siemens
3RQ1000-1LW00
£ 119.266*
per piece
 
 piece
Siemens 3RF2 Series Solid State Relay, 230 V Load / 2114917 (2 offers) 
The Siemens has 3RF2 semiconductor relay with 1 phase. This semiconductor relay has zero-point switching. This relay has mounting type screw fixing. This semiconductor relay has screw terminal.IP d...
Siemens
3RF2120-1AA22
£ 37.18*
per piece
 
 piece
Siemens 3RP25 Series DIN Rail Mount Timer Relay, 24V ac/dc, 2-Contact, 0.05 → 600s, 1-Function, DPDT / 1249411 (2 offers) 
Siemens SIRIUS 3RP25 - Off-Delay Timer Relay. SIRIUS 3RP25 series time relays are used in control, starting, and protective circuits for all switching operations involving time delays. Their fully ...
Siemens
3RP2540-1BB30
£ 118.18*
per piece
 
 piece
SICK ReLy RLY3 Emergency Stop Safety Relay, 24V dc, Dual-Channel, 4 Safety Contacts / 2133796 (2 offers) 
OverviewAt a glanceYour BenefitThe safety relays from the ReLy product family monitor safety functions and safety sensors up to performance level e. The ReLy portfolio is clear and concise. Each Re...
Sick
1099971
£ 157.966*
per piece
 
 piece
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