Monitoring Relays:

188 Products Found

Element14 offers a comprehensive range of monitoring relays, ideal for safeguarding electrical systems and ensuring optimal performance. Our selection includes current, ground fault, insulation, phase and temperature monitoring relays from leading manufacturers. Designed to enhance safety and efficiency, these relays are available in various configurations for industrial and commercial applications.

Monitoring relays are protective devices that monitor key electrical parameters such as current, voltage, phase sequence, insulation resistance and temperature. They detect anomalies and trigger alerts or corrective actions to prevent equipment damage and system failure. These relays play a vital role in protecting motors, generators and other critical electrical equipment.

Current Monitoring Relays – Detect overcurrent, undercurrent and phase imbalance to protect motors and equipment. Ground Fault Monitoring Relays – Identify leakage currents to prevent electrical hazards and improve safety. Insulation Monitoring Relays – Measure insulation resistance to detect faults before they cause failure. Phase Monitoring Relays – Monitor phase sequence, loss and imbalance to ensure stable operation. Temperature Monitoring Relays – Detect overheating and activate cooling or shutdown systems.

Applications:

  • Industrial Automation – Protect motors and equipment from electrical faults.
  • HVAC Systems – Ensure efficient operation and prevent overheating.
  • Power Distribution – Maintain system stability and prevent blackouts.
  • Renewable Energy – Monitor electrical health in solar and wind systems.
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ComparePrice ForQuantity
2507225

RoHS

Each
1+
HK$542.090
5+
HK$531.250
10+
HK$520.410
Min: 1 / Mult: 1
K8DS
SPDT
5A
DIN Rail
2612119

RoHS

Each
1+
HK$2,090.630
Min: 1 / Mult: 1
K8AK-TH Series
SPDT
5A
DIN Rail
2784951

RoHS

Each
1+
HK$32,890.860
Min: 1 / Mult: 1
SE-134C Series
SPST-NO, SPST-NC
-
Panel Mount
3223707

RoHS

Each
1+
HK$5,088.780
Min: 1 / Mult: 1
CM-IWN
DPDT
-
DIN Rail
9514430

RoHS

Each
1+
HK$6,432.530
Min: 1 / Mult: 1
BD 9080
DPDT
-
DIN Rail
9515399

RoHS

Each
1+
HK$1,252.320
5+
HK$1,220.320
10+
HK$1,190.250
Min: 1 / Mult: 1
MK 9056
DPDT
-
DIN Rail
3214139

RoHS

Each
1+
HK$2,611.900
Min: 1 / Mult: 1
EMR6
DPDT
4A
DIN Rail
3111265

RoHS

Each
1+
HK$1,402.030
Min: 1 / Mult: 1
Zelio RM22JA
DPDT
8A
DIN Rail
3223721

RoHS

Each
1+
HK$1,727.000
Min: 1 / Mult: 1
CM-TCS
DPDT
4A
DIN Rail
9515046

RoHS

Each
1+
HK$916.240
5+
HK$897.920
10+
HK$879.600
Min: 1 / Mult: 1
IK 9179
SPST-NC
-
DIN Rail
2507206

RoHS

Each
1+
HK$1,574.530
Min: 1 / Mult: 1
K8AK-AS
SPDT
5A
DIN Rail
4236647

RoHS

Each
1+
HK$1,320.370
Min: 1 / Mult: 1
MIC Series
SPDT
5A
DIN Rail
4377819

RoHS

Each
1+
HK$765.290
5+
HK$759.870
10+
HK$754.440
Min: 1 / Mult: 1
DPA51 Series
SPDT
5A
DIN Rail
4469399

RoHS

Each
1+
HK$976.130
5+
HK$927.300
10+
HK$898.040
Min: 1 / Mult: 1
DTA04 Series
2 x SPST-NO
8A
DIN Rail
4244791

RoHS

Each
1+
HK$1,153.070
5+
HK$1,130.010
10+
HK$1,106.960
Min: 1 / Mult: 1
70 Series
SPDT
10A
DIN Rail
4236649

RoHS

Each
1+
HK$947.870
5+
HK$888.270
10+
HK$870.510
Min: 1 / Mult: 1
MWS Series
SPDT
8A
DIN Rail
4300430

RoHS

Each
1+
HK$1,144.670
Min: 1 / Mult: 1
PPB01 Series
SPDT
8A
Socket
4300426

RoHS

Each
1+
HK$746.900
5+
HK$731.970
10+
HK$717.030
Min: 1 / Mult: 1
DIA53 Series
SPST-NO
100mA
DIN Rail
4300429

RoHS

Each
1+
HK$1,145.460
5+
HK$1,060.610
10+
HK$1,059.320
Min: 1 / Mult: 1
DPB51 Series
SPDT
5A
DIN Rail, Panel
4244798

RoHS

Each
1+
HK$754.440
5+
HK$739.360
10+
HK$724.270
Min: 1 / Mult: 1
70 Series
DPDT
8A
DIN Rail
4469396

RoHS

Each
1+
HK$523.210
5+
HK$496.990
10+
HK$481.290
Min: 1 / Mult: 1
EISH Series
SPST-NO
1A
DIN Rail, Panel
4163409

RoHS

Each
1+
HK$760.430
5+
HK$730.030
10+
HK$715.700
20+
HK$701.910
Min: 1 / Mult: 1
MP Temperature Control Relays
DPDT
5A
DIN Rail
4259621
Each
1+
HK$851.140
Min: 1 / Mult: 1
-
SPDT
5A
DIN Rail
4259625
Each
1+
HK$1,165.090
Min: 1 / Mult: 1
-
SPDT
10A
Socket
1390500

RoHS

Each
1+
HK$1,521.940
Min: 1 / Mult: 1
3UG
SPST-NC
-
DIN Rail
51-75 of 188 items
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