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  Mains monitoring relay  (33,649 offers of 5,361,979 product items)

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Siemens Soft Starter, Soft Start, 30 kW, 400 V ac, 3 Phase, IP00 / 2021707 (2 offers) 
The Siemens SIRIUS range 3RW3 series soft starter with voltage rating 24V ac/dc and current rating 63A.The relay performs various functions such as Intrinsic device protection, motor overload prote...
Siemens
3RW3037-1BB04
from £ 559.22*
per piece
 
 piece
Relay: electromagnetic; SPST-NO; Ucoil: 24VDC; 3A; 3A/250VAC; THT (1 offer) 
Manufacturer: TE Connectivity Mounting: THT Terminal pitch: 7mm Operating temperature: -40...85°C Body dimensions: 20.4x15x7mm Contact material: AgNi Coil resistance: 2.88kΩ Contacts configuration:...
TE Connectivity
1721081-7
from £ 0.68*
per piece
 
 piece
Siemens Thermistor motor protection relay Monitoring Relay, DIN Rail / 2752212 (1 offer) 
Monitoring Application = Thermistor motor protection relay Voltage Sensitivity = Motor Voltage Mounting Type = DIN Rail
Siemens
7SR57102AA110AA0
£ 3,005.304*
per piece
 
 piece
Relay: electromagnetic; SPST-NO; Ucoil: 18VDC; Icontacts max: 5A (1 offer) 
Manufacturer: FORWARD INDUSTRIAL CO. Mounting: PCB Mechanical durability: 20000000 cycles Terminal pitch: 7.62mm Operating temperature: -40...70°C Body dimensions: 20x12.5x5mm Contact material: sil...
FORWARD INDUSTRIAL CO.
FRM18NA-5 DC18V
from £ 1.08*
per piece
 
 piece
Relay: electromagnetic; SPST-NO; Ucoil: 12VDC; Icontacts max: 5A (1 offer) 
Manufacturer: OMRON Electronic Components Mounting: PCB Terminal pitch: 7.62mm Operating temperature: -40...90°C Body dimensions: 5.05x12.45x19.97mm Contact material: Ag/Au Coil resistance: 1309Ω C...
Omron
G6DN-1A-12DC
from £ 1.38*
per piece
 
 piece
Simex Wall Mount On/Off Temperature Controller, 110 x 80mm 3 Input, 2 Output Relay, 230 V ac Supply Voltage / 9148482 (1 offer) 
SRT-N118/N118_XA Temperature Controller. The SRT-N118 and SRT-N118_XA are designed for temperature measurement. The SRT-N118 model is equipped with Pt100/500/1000 type input with automatic connecti...
SIMEX
SRT-N118_XA
£ 186.081*
per piece
 
 piece
Relay: electromagnetic; SPST-NO; Ucoil: 12VDC; Icontacts max: 3A (1 offer) 
Manufacturer: OMRON Electronic Components Mounting: PCB Terminal pitch: 7mm Operating temperature: -40...70°C Body dimensions: 20.5x7.2x15.3mm Enclosure description: hermetic seal Coil resistance: ...
Omron
G5NB-1A4 12VDC
from £ 1.65*
per piece
 
 piece
Siemens Soft Starter, Soft Start, 4 kW, 400 V ac, 3 Phase, IP00 / 2021703 (2 offers) 
The Siemens SIRIUS range 3RW3 series soft starter with voltage rating 24V ac/dc and current rating 9A.The relay performs various functions such as Intrinsic device protection, motor overload protec...
Siemens
3RW3016-1BB04
from £ 172.27*
per piece
 
 piece
Relay: electromagnetic; SPST-NO; Ucoil: 24VDC; 40A; Series: R40N (1 offer) 
Manufacturer: RELPOL Mounting: PCB Mechanical durability: 100000000 cycles Operating temperature: -55...100°C IP rating: IP64 Electrical life: 1000000 cycles Body dimensions: 32.5x27.6x20.5mm Conta...
RELPOL
R40N-3021-85-1024
from £ 2.05*
per piece
 
 piece
Siemens Thermistor motor protection relay Monitoring Relay, DIN Rail / 2752216 (1 offer) 
Monitoring Application = Thermistor motor protection relay Voltage Sensitivity = Motor Voltage Mounting Type = DIN Rail
Siemens
7SR57111AA110AA0
£ 3,005.304*
per piece
 
 piece
Relay: electromagnetic; SPST-NO; Ucoil: 230VAC; 30A; Series: R20 (1 offer) 
Manufacturer: RELPOL Mounting: on panel Operating temperature: -25...75°C Body dimensions: 67x33x35mm Contact material: AgSnO2 Coil resistance: 21kΩ Contacts configuration: SPST-NO AC contacts rati...
RELPOL
R20-3021-96-5230
from £ 8.01*
per piece
 
 piece
Siemens Plug In Power Relay, 230V ac Coil, 3A Switching Current, 3PDT / 2038751 (1 offer) 
The Siemens non-latching relay is a plug-in, 3CO (change over) contacts voltage monitoring device. It has 24VDC nominal coil voltage and a 10A thermal current. The non-latching relays well suited t...
Siemens
LZX:PT370730
£ 8.604*
per piece
 
 piece
Smartscan Dual-Channel Light Beam/Curtain Safety Relay, 24V dc, 2 Safety Contacts / 3822055 (2 offers) 
EN61496-1 Type 2, and IEC 61496-2-Type 2 and safety classification EN954-1 Category 3. These devices must be installed and used in accordance with the installation and operating instructions suppli...
Smartscan
011-160
from £ 231.95*
per piece
 
 piece
Relay: electromagnetic; SPST-NO; Ucoil: 12VDC; Icontacts max: 5A (1 offer) 
Manufacturer: OMRON Mounting: PCB;socket Terminal pitch: 7.62mm Operating temperature: -25...70°C Body dimensions: 20x10x10mm Coil resistance: 720Ω Contacts configuration: SPST-NO AC contacts ratin...
Omron
G6BU-1114P-US 12VDC
from £ 2.22*
per piece
 
 piece
Siemens Soft Starter, Soft Start, 5.5 kW, 400 V ac, 3 Phase, IP00 / 2021699 (2 offers) 
The Siemens SIRIUS range 3RW3 series soft starter with voltage rating 24V ac/dc and current rating 12.5A.The relay performs various functions such as Intrinsic device protection, motor overload pro...
Siemens
3RW3017-1BB04
from £ 202.079*
per piece
 
 piece
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