Monitoring Relays:

196 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
2811519

RoHS

Each
1+
RM265.040
Min: 1 / Mult: 1
PDD 225 Series
DPDT
5A
DIN Rail
2811520

RoHS

Each
1+
RM266.810
Min: 1 / Mult: 1
PDD 225 Series
DPDT
5A
DIN Rail
9515399

RoHS

Each
1+
RM700.780
5+
RM686.770
10+
RM672.750
Min: 1 / Mult: 1
MK 9056
DPDT
-
DIN Rail
2811545

RoHS

Each
1+
RM234.910
5+
RM227.870
10+
RM223.320
20+
RM218.760
Min: 1 / Mult: 1
SM 301 Series
SPDT
5A
DIN Rail
2784953

RoHS

Each
1+
RM10,403.960
Min: 1 / Mult: 1
SE-601
SPST-NO, SPST-NC
-
DIN Rail, Panel
2784957

RoHS

Each
1+
RM8,476.700
Min: 1 / Mult: 1
SE-105
SPST-NO
-
Surface Mount
2784961

RoHS

Each
1+
RM9,151.830
Min: 1 / Mult: 1
SE-325
SPST-NO
-
Surface Mount
2784958

RoHS

Each
1+
RM6,274.930
Min: 1 / Mult: 1
SE-701
SPST-NO, SPST-NC
-
DIN Rail, Panel
2813563
Each
1+
RM727.680
Min: 1 / Mult: 1
460 Series
SPDT
10A
DIN Rail
2784951

RoHS

Each
1+
RM23,401.840
Min: 1 / Mult: 1
SE-134C Series
SPST-NO, SPST-NC
-
Panel Mount
2784954

RoHS

Each
1+
RM24,478.650
Min: 1 / Mult: 1
SE-330
DPST-NO, DPDT
-
Panel Mount
2811541

RoHS

Each
1+
RM255.020
Min: 1 / Mult: 1
PDD 225 Series
SPST-NO, SPST-NO
-
DIN Rail
2813561
Each
1+
RM3,405.450
Min: 1 / Mult: 1
-
-
-
Panel Mount
2813562
Each
1+
RM809.460
Min: 1 / Mult: 1
460
SPDT
10A
DIN Rail
2784959

RoHS

Each
1+
RM28,148.810
Min: 1 / Mult: 1
SE 134C
SPST-NO, SPST-NC
-
Panel Mount
2811533

RoHS

Each
1+
RM396.070
5+
RM388.150
10+
RM380.230
20+
RM372.310
Min: 1 / Mult: 1
SM500 Series
DPDT
5A
DIN Rail
2578898

RoHS

Each
1+
RM665.050
Min: 1 / Mult: 1
K8DT-AW
SPDT
-
DIN Rail
4319898

RoHS

Each
1+
RM1,226.170
Min: 1 / Mult: 1
SIRIUS 3UG4 Series
SPDT
3A
DIN Rail
2056305

RoHS

Each
1+
RM1,170.160
Min: 1 / Mult: 1
Zelio
DPDT
5A
DIN Rail
1344233

RoHS

Each
1+
RM358.590
5+
RM351.420
10+
RM344.250
Min: 1 / Mult: 1
70 Series
SPDT
6A
DIN Rail
1824777

RoHS

Each
1+
RM325.260
5+
RM318.760
10+
RM312.250
20+
RM305.750
Min: 1 / Mult: 1
DIA53
SPST-NO
100mA
DIN Rail
2056347

RoHS

Each
1+
RM930.650
Min: 1 / Mult: 1
Zelio
DPDT
5A
DIN Rail
2455513

RoHS

Each
1+
RM442.420
5+
RM433.580
10+
RM425.320
Min: 1 / Mult: 1
Zelio
SPDT
5A
DIN Rail
2780442

RoHS

Each
1+
RM988.990
Min: 1 / Mult: 1
Zelio RM22UB
DPDT
8A
DIN Rail
2835320

RoHS

Each
1+
RM741.170
Min: 1 / Mult: 1
Zelio RM22UA
DPDT
8A
DIN Rail
1-25 of 196 items
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