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  Monitoring relays  (1,017 offers of 5,358,382 product items)

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3PDT Plug In Latching Relay 10 A, 220V ac For Use In General Purpose Applications / 8411530 (1 offer) 
UL (RU/CRU), CE and TUV approved. RoHS Compliant. Omron MKS Series. The MKS series of relays are the new super MK models with some boasting a latching lever. They have a mechanical built-in indicat...
Omron
MKS3PINAC220
£ 5.911*
per piece
 
 piece
Omron Phase Monitoring Relay, 3 Phase, SPDT, DIN Rail / 8193258 (3 offers) 
Omron K8AK-PW/PM/PH/PA Monitoring Relays. The Omron K8AK series monitoring relays are expertly designed for accurate and reliable monitoring for industrial facilities and equipment. The K8AK-PW/PM ...
Omron
K8AKPM1200240VAC
from £ 91.15*
per piece
 
 piece
ABB CM-SFS.21S electrical relay (2 offers) 
The CM-SFS.21S is a single-functional current monitoring relay from the CM single-phase monitors range. This monitoring relay operates with a rated control supply voltage of 24 - 240 V AC / DC and ...
ABB
1SVR730760R0400
from £ 112.20*
per piece
 
 piece
Omron Voltage Monitoring Relay, 3 Phase, SPDT / 8193264 (3 offers) 
Omron K8AK-PW/PM/PH/PA Monitoring Relays. The Omron K8AK series monitoring relays are expertly designed for accurate and reliable monitoring for industrial facilities and equipment. The K8AK-PW/PM ...
Omron
K8AKPW2380480VAC
from £ 85.60*
per piece
 
 piece
ABB CM-SRS.21S electrical relay (3 offers) 
The CM-SRS.21S is a single-functional current monitoring relay from the CM single-phase monitors range. This monitoring relay operates with a rated control supply voltage of 24 - 240 V AC / DC and ...
ABB
1SVR730840R0400
from £ 103.76*
per piece
 
 piece
OMRON INDUSTRIAL AUTOMATION K8AKPW1 RELAY, PHASE MONITORING, SPDT, 240VAC (2 offers) 
Contact Configuration SPDT Product Range K8AK Supply Voltage Max 240 VAC Relay Mounting DIN Rail Phase Type 3 Phase Power Consumption - Relay Terminals Screw Switching Voltage Max - Phase Monitorin...
Omron
K8AKPW1
from £ 85.88*
per piece
 
 piece
ABB Current Monitoring Relay, 1 Phase, DPDT, DIN Rail / 7757980 (2 offers) 
CM-SRS Current Monitoring, Single Phase AC/DC. ,. Depending on the configuration, the current monitoring relays CM-SRS.1 and CM-SRS.2 can be used for over- or undercurrent monitoring in single-phas...
ABB
1SVR730840R0700 CM-SRS.M2S
from £ 111.98*
per piece
 
 piece
Schneider Electric
RM17TG00
from £ 55.31*
per piece
 
 piece
ABB CM-SFS.22S electrical relay (2 offers) 
The CM-SFS.22S is a single-functional current monitoring relay from the CM single-phase monitors range. This monitoring relay operates with a rated control supply voltage of 24 - 240 V AC / DC and ...
ABB
1SVR730760R0500
from £ 112.38*
per piece
 
 piece
Omron Phase Monitoring Relay, 3 Phase, SPDT / 2157855 (4 offers) 
The Omron K8DS-PH series are phase-sequence phase-loss relay, using voltage detection method. Distinguishes between correct phases, phase sequence, and phase loss when power is turned ON. Its Outpu...
Omron
K8DSPH1
from £ 24.48*
per piece
 
 piece
ABB Current Monitoring Relay, 1 Phase, DPDT, DIN Rail / 7757996 (2 offers) 
CM-SRS Current Monitoring, Single Phase AC/DC. ,. Depending on the configuration, the current monitoring relays CM-SRS.1 and CM-SRS.2 can be used for over- or undercurrent monitoring in single-phas...
ABB
1SVR730841R0400 CM-SRS.21S
from £ 88.82*
per piece
 
 piece
Omron Voltage Monitoring Relay, 1 Phase, SPDT, 1 → 10V ac/dc / 8193292 (3 offers) 
Omron K8AK-VS/VW Monitoring Relays. Manual resetting and automatically resetting supported by one relay Pre-alarm monitoring mode Compact housings Resistant to high-frequency noise Compliance with ...
Omron
K8AK-VW2 100-240VAC
from £ 92.09*
per piece
 
 piece
ABB Current Monitoring Relay, 1 Phase, DPDT, DIN Rail / 7758009 (2 offers) 
CM-SRS Current Monitoring, Single Phase AC/DC. ,. Depending on the configuration, the current monitoring relays CM-SRS.1 and CM-SRS.2 can be used for over- or undercurrent monitoring in single-phas...
ABB
1SVR730841R0500 CM-SRS.22S
from £ 88.71*
per piece
 
 piece
Omron Voltage Monitoring Relay, 1 Phase, SPDT, 20 → 200V ac/dc / 8193295 (3 offers) 
Omron K8AK-VS/VW Monitoring Relays. Manual resetting and automatically resetting supported by one relay Pre-alarm monitoring mode Compact housings Resistant to high-frequency noise Compliance with ...
Omron
K8AK-VS3 100-240VAC
from £ 92.25*
per piece
 
 piece
ABB Current Monitoring Relay, 1 Phase, DPDT, DIN Rail / 7758015 (2 offers) 
CM-SRS Current Monitoring, Single Phase AC/DC. ,. Depending on the configuration, the current monitoring relays CM-SRS.1 and CM-SRS.2 can be used for over- or undercurrent monitoring in single-phas...
ABB
1SVR730841R1400 CM-SRS.21S
from £ 88.56*
per piece
 
 piece
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