Monitoring Relays:

184 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
3223356

RoHS

Each
1+
$570.530
($656.1095)
Min: 1 / Mult: 1
CM
DPDT
4A
DIN Rail
1896002

RoHS

Each
1+
$185.000
($212.750)
5+
$181.310
($208.5065)
10+
$177.610
($204.2515)
Min: 1 / Mult: 1
CM-PBE
SPST-NO
-
DIN Rail
1895999

RoHS

Each
1+
$186.170
($214.0955)
5+
$182.460
($209.829)
10+
$178.730
($205.5395)
Min: 1 / Mult: 1
-
SPDT
5A
DIN Rail
2102318

RoHS

Each
1+
$627.740
($721.901)
Min: 1 / Mult: 1
-
DPDT
5A
DIN Rail
2784951

RoHS

Each
1+
$6,804.350
($7,825.0025)
Min: 1 / Mult: 1
SE-134C Series
SPST-NO, SPST-NC
-
Panel Mount
2784954

RoHS

Each
1+
$7,117.450
($8,185.0675)
Min: 1 / Mult: 1
SE-330
DPST-NO, DPDT
-
Panel Mount
2885855

RoHS

Each
1+
$490.340
($563.891)
Min: 1 / Mult: 1
-
DPDT
5A
DIN Rail
2811541

RoHS

Each
1+
$114.940
($132.181)
5+
$114.760
($131.974)
10+
$114.570
($131.7555)
Min: 1 / Mult: 1
PDD 225 Series
SPST-NO, SPST-NO
-
DIN Rail
2780439

RoHS

Each
1+
$257.500
($296.125)
Min: 1 / Mult: 1
Zelio RM22UA
DPDT
8A
DIN Rail
3223715

RoHS

Each
1+
$718.200
($825.930)
Min: 1 / Mult: 1
CM-TCS
DPDT
4A
DIN Rail
3223708

RoHS

Each
1+
$819.430
($942.3445)
Min: 1 / Mult: 1
CM-IWS
SPDT
-
DIN Rail
2813561
Each
1+
$1,227.480
($1,411.602)
Min: 1 / Mult: 1
-
-
-
Panel Mount
3214128

RoHS

Each
1+
$491.390
($565.0985)
Min: 1 / Mult: 1
EMR6
DPDT
4A
DIN Rail
2102323

RoHS

Each
1+
$728.670
($837.9705)
Min: 1 / Mult: 1
CM-MPN
DPDT
5A
DIN Rail
2813562
Each
1+
$263.280
($302.772)
Min: 1 / Mult: 1
460
SPDT
10A
DIN Rail
2915307

RoHS

Each
1+
$147.130
($169.1995)
5+
$142.350
($163.7025)
10+
$137.570
($158.2055)
Min: 1 / Mult: 1
EMD
SPDT
5A
DIN Rail
2915306

RoHS

Each
1+
$150.400
($172.960)
5+
$147.400
($169.510)
10+
$144.390
($166.0485)
Min: 1 / Mult: 1
EMD
SPDT
5A
DIN Rail
3223355

RoHS

Each
1+
$577.120
($663.688)
Min: 1 / Mult: 1
CM
DPDT
4A
DIN Rail
3223716

RoHS

Each
1+
$802.380
($922.737)
Min: 1 / Mult: 1
CM-TCS
DPDT
4A
DIN Rail
2784959

RoHS

Each
1+
$8,184.590
($9,412.2785)
Min: 1 / Mult: 1
SE 134C
SPST-NO, SPST-NC
-
Panel Mount
3223349

RoHS

Each
1+
$183.490
($211.0135)
Min: 1 / Mult: 1
CM
DPDT
4A
DIN Rail
3223722

RoHS

Each
1+
$588.920
($677.258)
Min: 1 / Mult: 1
CM-TCS
DPDT
4A
DIN Rail
2507217

RoHS

Each
1+
$445.870
($512.7505)
Min: 1 / Mult: 1
K8AK
SPDT
5A
DIN Rail
2780441

RoHS

Each
1+
$368.470
($423.7405)
Min: 1 / Mult: 1
Zelio RM22UA
DPDT
8A
DIN Rail
2780437

RoHS

Each
1+
$147.400
($169.510)
5+
$144.460
($166.129)
10+
$141.510
($162.7365)
Min: 1 / Mult: 1
Zelio RM22TU
DPDT
8A
DIN Rail
101-125 of 184 items
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