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  Monitoring Relays (1,271 items)

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Siemens 5SV8111-4KK circuit breaker (2 offers) 
Siemens 5SV8111-4KK
Siemens
5SV8111-4KK
from £ 890.90*
per piece
 
 piece
Siemens 7KM4211-1BA00-3AA0 electric meter (2 offers)
Siemens
7KM4211-1BA00-3AA0
from £ 779.22*
per piece
 
 piece
Siemens 7KM4212-0BA00-3AA0 electric meter (3 offers)
Siemens
7KM4212-0BA00-3AA0
from £ 765.77*
per piece
 
 piece
Siemens 7KM4212-0BA00-2AA0 electric meter (2 offers)
Siemens
7KM4212-0BA00-2AA0
from £ 748.93*
per piece
 
 piece
Module: meter; DC voltage,DC current; 24VAC; 24VDC; on panel; IP66 (2 offers) 
Manufacturer: OMRON Mounting: on panel Operating temperature: -10...55°C Kind of display used: LCD Kind of input 1: 4...20mA;0...20mA;0...5V;-10...+10V;1...5V;-5V...5V Display height 1: 14.2mm Disp...
Omron
K3HB-SSD 24VAC/DC
from £ 722.21*
per piece
 
 piece
Module: insulation monitoring relay; insulation resistance (2 offers) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Operating temperature: -25...60°C Power supply: external IP rating: IP50;IP20 at terminal side Supply voltage: 24...240V AC;24...240V DC...
Eaton
EMR6-R400-A-2
from £ 552.50*
per piece
 
 piece
Siemens 7MH4138-6AA00-0BA0 mounting kit (3 offers)
Siemens
7MH4138-6AA00-0BA0
from £ 549.37*
per piece
 
 piece
Module: voltage monitoring relay (1 offer) 
Manufacturer: LOVATO ELECTRIC Type of module: voltage monitoring relay
LOVATO Electric
PMVF51
from £ 545.44*
per piece
 
 piece
Siemens 7KT1260 circuit breaker (2 offers) 
Siemens 7KT1260
Siemens
7KT1260
from £ 501.90*
per piece
 
 piece
Module: insulation monitoring relay; insulation resistance (3 offers) 
Manufacturer: ABB Mounting: for DIN rail mounting Operating temperature: -25...65°C Kind of output 1: DPDT Power supply: external IP rating: IP20 Supply voltage: 24...240V AC;24...240V DC Leads: sp...
ABB
CM-IWN.1P
from £ 489.605*
per piece
 
 piece
Module: controller; for DIN rail mounting; IP40; 65A; Display: LCD (3 offers) 
Manufacturer: SIEMENS Kind of connector: RJ45 Mounting: for DIN rail mounting Type of counted signal: electric power Kind of display used: LCD Electrical connection: screw terminals IP rating: IP40...
Siemens
7KM2200-2EA40-1JB1
from £ 478.75*
per piece
 
 piece
Module: insulation monitoring relay; insulation resistance (3 offers) 
Manufacturer: ABB Mounting: for DIN rail mounting Operating temperature: -25...65°C Kind of output 1: DPDT Power supply: external IP rating: IP20 Supply voltage: 24...240V AC;24...240V DC Leads: sc...
ABB
CM-IWN.1S
from £ 474.369*
per piece
 
 piece
Module: controller; for DIN rail mounting; IP40; 5A; Display: LCD (3 offers) 
Manufacturer: SIEMENS Kind of connector: RJ45 Mounting: for DIN rail mounting Type of counted signal: electric power Kind of display used: LCD Electrical connection: screw terminals IP rating: IP40...
Siemens
7KM2200-2EA00-1JB1
from £ 463.74*
per piece
 
 piece
Module: meter; 24VDC; on panel; IP65; 96.2x96.2x56.3mm; Modbus TCP (2 offers) 
Manufacturer: SIEMENS Kind of connector: RJ45 Mounting: on panel Kind of display used: LCD Electrical connection: screw terminals IP rating: IP65 Supply voltage: 24V DC Body dimensions: 96.2x96.2x5...
Siemens
3VA9987-0TD10
from £ 459.53*
per piece
 
 piece
Module: voltage monitoring relay (1 offer) 
Manufacturer: LOVATO ELECTRIC Type of module: voltage monitoring relay
LOVATO Electric
PMVF80
from £ 456.32*
per piece
 
 piece
Weighing; 24VAC; 24VDC; on panel; IP20,IP66; Body dim: 96x48x95mm (1 offer) 
Manufacturer: OMRON Mounting: on panel Operating temperature: -10...55°C Kind of display used: LCD Kind of input 1: 0...199,999mV Display height 1: 14.2mm Display 2 height: 4.9mm IP rating: IP20;IP...
Omron
K3HB-VLC 24VAC/VDC
from £ 425.12*
per piece
 
 piece
Module: meter; DC current; 100÷240VAC; on panel; IP66; Display: LCD (2 offers) 
Manufacturer: OMRON Mounting: on panel Operating temperature: -10...55°C Kind of display used: LCD Kind of input 1: -199,99...199,99mA Display height 1: 14.2mm IP rating: IP66 Input 1 properties: c...
Omron
K3HB-XAD 100-240VAC
from £ 405.21*
per piece
 
 piece
Module: voltage monitoring relay (2 offers) 
Manufacturer: LOVATO ELECTRIC Type of module: voltage monitoring relay
LOVATO Electric
ATL600
from £ 401.25*
per piece
 
 piece
Module: meter; frequency; 24VAC; 24VDC; on panel; IP66; Display: LCD (2 offers) 
Manufacturer: OMRON Mounting: on panel Operating temperature: -10...55°C Kind of display used: LCD Kind of input 1: PNP;0...30Hz;0...50kHz Display height 1: 14.2mm Display 2 height: 4.9mm IP rating...
Omron
K3HB-CPB 24VAC/VDC
from £ 364.72*
per piece
 
 piece
Module: meter; frequency; 24VAC; 24VDC; on panel; IP66; Display: LCD (2 offers) 
Manufacturer: OMRON Mounting: on panel Operating temperature: -10...55°C Kind of display used: LCD Kind of input 1: PNP;0...30Hz;0...50kHz Display height 1: 14.2mm Display 2 height: 4.9mm IP rating...
Omron
K3HB-RPB 24VAC/VDC
from £ 364.72*
per piece
 
 piece
Weighing; 100÷240VAC; on panel; IP20,IP66; Body dim: 96x48x95mm (2 offers) 
Manufacturer: OMRON Mounting: on panel Operating temperature: -10...55°C Kind of display used: LCD Kind of input 1: 0...199,999mV Display height 1: 14.2mm Display 2 height: 4.9mm IP rating: IP20;IP...
Omron
K3HB-VLC 100-240VAC
from £ 364.72*
per piece
 
 piece
Module: flood sensor (1 offer) 
Manufacturer: OMRON Type of module: flood sensor
Omron
F03-16SF-10M
from £ 356.84*
per piece
 
 piece
Module: liquid leakage monitoring relay; P2RF-08-E (3 offers) 
Manufacturer: OMRON Related items: P2RF-08-E Type of module: liquid leakage monitoring relay
Omron
K7L-AT50D
from £ 344.31*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Leads: screw terminals Type of module: voltage monitoring relay Controlled parameter: phase sequence;phase failure;too low voltage;phase asymmetry;...
F&F
SZR-279
from £ 337.77*
per piece
 
 piece
Module: central processing unit; F&Home; 868MHz (1 offer) 
Manufacturer: F&F Frequency: 868MHz Type of module: central processing unit Manufacturer series: F&Home
F&F
RH-SERWER-DIN2
from £ 335.85*
per piece
 
 piece
Module: controller; 24÷60VDC; on panel; IP65; 96x96x57.9mm; 5A (3 offers) 
Manufacturer: SIEMENS Kind of connector: RJ45 Mounting: on panel Type of counted signal: electric power Kind of display used: LCD Electrical connection: screw terminals IP rating: IP65 Supply volta...
Siemens
7KM3220-1BA01-1EA0
from £ 332.99*
per piece
 
 piece
Module: voltage monitoring relay (4 offers) 
Manufacturer: SIEMENS Type of module: voltage monitoring relay
Siemens
7KM3220-0BA01-1DA0
from £ 329.37*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; IP20 (2 offers) 
Manufacturer: CARLO GAVAZZI Mounting: for DIN rail mounting Operating temperature: -20...60°C Kind of output 1: SPDT x2 Power supply: from tested wiring system IP rating: IP20 Leads: screw terminal...
Carlo Gavazzi
DPC02DM49
from £ 314.40*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; IP20 (1 offer) 
Manufacturer: CARLO GAVAZZI Mounting: for DIN rail mounting Operating temperature: -20...60°C Kind of output 1: SPDT x2 Power supply: from tested wiring system IP rating: IP20 Leads: screw terminal...
Carlo Gavazzi
DPC02DM69
from £ 314.08*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; IP20 (1 offer) 
Manufacturer: CARLO GAVAZZI Mounting: for DIN rail mounting Operating temperature: -20...60°C Kind of output 1: SPDT x2 Power supply: from tested wiring system IP rating: IP20 Leads: screw terminal...
Carlo Gavazzi
DPC02DM48
from £ 313.18*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; IP20 (1 offer) 
Manufacturer: CARLO GAVAZZI Mounting: for DIN rail mounting Operating temperature: -20...60°C Kind of output 1: SPDT x2 Power supply: from tested wiring system IP rating: IP20 Leads: screw terminal...
Carlo Gavazzi
DPC02DM23
from £ 313.11*
per piece
 
 piece
Module: insulation monitoring relay; insulation resistance (2 offers) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Operating temperature: -25...60°C Power supply: external IP rating: IP50;IP20 at terminal side Supply voltage: 0...690V AC;0...1000V DC ...
Eaton
EMR6-RC690
from £ 294.238*
per piece
 
 piece
Software; RGK50 (1 offer) 
Attention! This product is sold up to the quantity available in stock. In case of larger orders, the amount will be replaced by the available quantity. Manufacturer: LOVATO ELECTRIC Related items: ...
LOVATO Electric
RGKSW20
from £ 288.67*
per piece
 
 piece
Module: central processing unit; F&Home; 868MHz (1 offer) 
Manufacturer: F&F Frequency: 868MHz Type of module: central processing unit Manufacturer series: F&Home
F&F
RH-SERWER-2.0-LR
from £ 288.12*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; DPDT (1 offer) 
Manufacturer: LOVATO ELECTRIC Mounting: for DIN rail mounting Operating temperature: -20...60°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 at terminal side Leads...
LOVATO Electric
PMV80NA600
from £ 279.81*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; DPDT (1 offer) 
Manufacturer: LOVATO ELECTRIC Mounting: for DIN rail mounting Operating temperature: -20...60°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 at terminal side Leads...
LOVATO Electric
PMV80NA440
from £ 278.64*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; DPDT (1 offer) 
Manufacturer: LOVATO ELECTRIC Mounting: for DIN rail mounting Operating temperature: -20...60°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 at terminal side Leads...
LOVATO Electric
PMV80NA240
from £ 278.03*
per piece
 
 piece
Module: temperature monitoring relay; temperature; 24÷240VAC (1 offer) 
Manufacturer: ABB Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of display used: LCD Kind of output 1: SPDT Kind of output 2: SPDT Kind of output 3: SPDT IP rating: IP20 Su...
ABB
CM-TCN.012S
from £ 274.71*
per piece
 
 piece
Module: temperature monitoring relay; temperature; 24÷240VAC (1 offer) 
Manufacturer: ABB Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of display used: LCD Kind of output 1: SPDT Kind of output 2: SPDT Kind of output 3: SPDT IP rating: IP20 Su...
ABB
CM-TCN.012P
from £ 274.27*
per piece
 
 piece
Module: speed monitoring relay (2 offers) 
Manufacturer: PEPPERL+FUCHS Type of module: speed monitoring relay
Pepperl+Fuchs
KFU8-DWB-1.D
from £ 272.42*
per piece
 
 piece
Sensor for fluid level controllers; IP67; Len: 0.1m; Mat: PTFE (2 offers) 
Manufacturer: CARLO GAVAZZI Operating temperature: 0...145°C IP rating: IP67 Body material: PTFE Thread: 1 1/2" Cable length: 0.1m Sensors features: 4 electrodes Type of control accessories: sensor...
Carlo Gavazzi
VTI4
from £ 271.12*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; EMR6 (2 offers) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Operating temperature: -25...60°C Power supply: from tested wiring system IP rating: IP50;IP20 at terminal side Leads: screw terminals B...
Eaton
EMR6-AWM820-J-1
from £ 269.211*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; EMR6 (3 offers) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Operating temperature: -25...60°C Power supply: from tested wiring system IP rating: IP50;IP20 at terminal side Leads: screw terminals B...
Eaton
EMR6-AWM580-H-1
from £ 269.211*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; EMR6 (2 offers) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Operating temperature: -25...60°C Power supply: from tested wiring system IP rating: IP50;IP20 at terminal side Leads: screw terminals B...
Eaton
EMR6-AWM720-I-1
from £ 269.211*
per piece
 
 piece
Module: insulation monitoring relay; insulation resistance (2 offers) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Operating temperature: -25...60°C Power supply: external IP rating: IP50;IP20 at terminal side Supply voltage: 24...240V AC;24...240V DC...
Eaton
EMR6-R250-A-1
from £ 263.202*
per piece
 
 piece
Module: insulation monitoring relay; insulation resistance (2 offers) 
Manufacturer: ABB Mounting: for DIN rail mounting Operating temperature: -25...60°C IP rating: IP20 Supply voltage: 0...690V AC;0...1000V DC Leads: spring clamps Body dimensions: 45x104.8x85.6mm Ty...
ABB
CM-IVN.P
from £ 260.994*
per piece
 
 piece
Siemens 7KT1242 auxiliary contact (2 offers) 
Siemens 7KT1242
Siemens
7KT1242
from £ 255.69*
per piece
 
 piece
ABB CM-IVN.S electrical relay (2 offers) 
The CM-IVN.S serves to extend the measuring range of the insulation monitoring relay CM-IWN.x for monitoring the insulation resistance up to 690 V AC and 1000 V DC in accordance with IEC 61557-8.
ABB
1SVR750669R9400
from £ 252.411*
per piece
 
 piece
Module: temperature monitoring relay; temperature; 24÷240VAC (1 offer) 
Manufacturer: ABB Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of display used: LCD Kind of output 1: SPDT Kind of output 2: SPDT Kind of output 3: SPDT IP rating: IP20 Su...
ABB
CM-TCN.011P
from £ 249.85*
per piece
 
 piece
Module: temperature monitoring relay; temperature; 24÷240VAC (1 offer) 
Manufacturer: ABB Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of display used: LCD Kind of output 1: SPDT Kind of output 2: SPDT Kind of output 3: SPDT IP rating: IP20 Su...
ABB
CM-TCN.011S
from £ 249.43*
per piece
 
 piece
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