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
189599801

RoHS

Each
1+
$209.080
($240.442)
Min: 1 / Mult: 1
CM-PFE Series
SPDT
4A
DIN Rail
4259624
Each
1+
$324.710
($373.4165)
Min: 1 / Mult: 1
SLU Series
SPDT
10A
Socket
9515046

RoHS

Each
1+
$200.300
($230.345)
5+
$196.300
($225.745)
10+
$192.290
($221.1335)
Min: 1 / Mult: 1
-
SPST-NC
-
DIN Rail
2507206

RoHS

Each
1+
$350.370
($402.9255)
Min: 1 / Mult: 1
K8AK-AS Series
SPDT
5A
DIN Rail
2455513

RoHS

Each
1+
$298.290
($343.0335)
5+
$292.330
($336.1795)
10+
$286.360
($329.314)
Min: 1 / Mult: 1
Harmony RM17 Series
SPDT
5A
DIN Rail
2612113

RoHS

Each
1+
$312.870
($359.8005)
Min: 1 / Mult: 1
K8AK-AS Series
SPDT
5A
DIN Rail
2780440

RoHS

Each
1+
$832.420
($957.283)
Min: 1 / Mult: 1
Harmony RM22UA Series
DPDT
8A
DIN Rail
322370501

RoHS

Each
1+
$699.430
($804.3445)
Min: 1 / Mult: 1
CM Series
SPDT
-
DIN Rail
4236647

RoHS

Each
1+
$280.780
($322.897)
Min: 1 / Mult: 1
MIC Series
SPDT
5A
DIN Rail
4244791

RoHS

Each
1+
$259.780
($298.747)
5+
$254.590
($292.7785)
10+
$249.390
($286.7985)
Min: 1 / Mult: 1
70 Series
SPDT
10A
DIN Rail
4377819

RoHS

Each
1+
$229.200
($263.580)
5+
$200.550
($230.6325)
10+
$186.000
($213.900)
Min: 1 / Mult: 1
DPA51 Series
SPDT
5A
DIN Rail
4469399

RoHS

Each
1+
$213.020
($244.973)
5+
$202.370
($232.7255)
10+
$195.980
($225.377)
Min: 1 / Mult: 1
DTA04 Series
2 x SPST-NO
8A
DIN Rail
4236649

RoHS

Each
1+
$208.680
($239.982)
5+
$204.510
($235.1865)
10+
$200.330
($230.3795)
Min: 1 / Mult: 1
MWS Series
SPDT
8A
DIN Rail
4300430

RoHS

Each
1+
$326.580
($375.567)
Min: 1 / Mult: 1
PPB01 Series
SPDT
8A
Socket
4300426

RoHS

Each
1+
$179.480
($206.402)
5+
$170.500
($196.075)
10+
$165.120
($189.888)
Min: 1 / Mult: 1
DIA53 Series
SPST-NO
100mA
DIN Rail
4163414

RoHS

Each
1+
$140.810
($161.9315)
5+
$135.160
($155.434)
10+
$132.520
($152.398)
20+
$129.960
($149.454)
Min: 1 / Mult: 1
-
SPST-NO, SPST-NC
5A
DIN Rail
4300429

RoHS

Each
1+
$249.670
($287.1205)
5+
$231.180
($265.857)
10+
$226.560
($260.544)
Min: 1 / Mult: 1
DPB51 Series
SPDT
5A
DIN Rail, Panel
4163404

RoHS

Each
1+
$149.670
($172.1205)
5+
$129.330
($148.7295)
10+
$126.800
($145.820)
20+
$124.340
($142.991)
Min: 1 / Mult: 1
-
DPDT
5A
DIN Rail
4244798

RoHS

Each
1+
$170.020
($195.523)
5+
$166.620
($191.613)
10+
$163.220
($187.703)
Min: 1 / Mult: 1
70 Series
DPDT
8A
DIN Rail
437781901

RoHS

Each
1+
$174.330
($200.4795)
Min: 1 / Mult: 1
-
-
-
-
4469396

RoHS

Each
1+
$116.120
($133.538)
Min: 1 / Mult: 1
EISH Series
SPST-NO
1A
DIN Rail, Panel
4163409

RoHS

Each
1+
$163.080
($187.542)
5+
$156.580
($180.067)
10+
$153.510
($176.5365)
20+
$150.540
($173.121)
Min: 1 / Mult: 1
-
DPDT
5A
DIN Rail
4259621
Each
1+
$221.770
($255.0355)
Min: 1 / Mult: 1
-
SPDT
5A
DIN Rail
4259625
Each
1+
$276.170
($317.5955)
Min: 1 / Mult: 1
SLU Series
SPDT
10A
Socket
1390500

RoHS

Each
1+
$500.770
($575.8855)
Min: 1 / Mult: 1
SIRIUS 3UG4 Series
SPST-NC
-
DIN Rail
51-75 of 188 items
of 8 page(s)

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