Monitoring Relays:

187 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
1824777

RoHS

Each
1+
$179.850
($206.8275)
5+
$170.870
($196.5005)
10+
$165.470
($190.2905)
20+
$162.160
($186.484)
Min: 1 / Mult: 1
DIA53
SPST-NO
100mA
DIN Rail
3111268

RoHS

Each
1+
$178.070
($204.7805)
5+
$174.520
($200.698)
10+
$170.950
($196.5925)
Min: 1 / Mult: 1
Zelio
DPDT
8A
DIN Rail
3111267

RoHS

Each
1+
$284.170
($326.7955)
5+
$278.490
($320.2635)
10+
$272.810
($313.7315)
Min: 1 / Mult: 1
Zelio
DPDT
8A
DIN Rail
3214129

RoHS

Each
1+
$382.630
($440.0245)
Min: 1 / Mult: 1
EMR6
DPDT
4A
DIN Rail
3111269

RoHS

Each
1+
$265.080
($304.842)
Min: 1 / Mult: 1
Zelio
DPDT
8A
DIN Rail
3214139

RoHS

Each
1+
$797.390
($916.9985)
Min: 1 / Mult: 1
EMR6
DPDT
4A
DIN Rail
3111265

RoHS

Each
1+
$296.430
($340.8945)
Min: 1 / Mult: 1
Zelio RM22JA
DPDT
8A
DIN Rail
4300430

RoHS

Each
1+
$332.230
($382.0645)
Min: 1 / Mult: 1
PPB01 Series
SPDT
8A
Socket
2930888

RoHS

Each
1+
$165.080
($189.842)
5+
$161.780
($186.047)
10+
$158.480
($182.252)
Min: 1 / Mult: 1
DTA72 Series
SPDT
8A
DIN Rail
3214134

RoHS

Each
1+
$652.940
($750.881)
Min: 1 / Mult: 1
EMR6
DPDT
4A
DIN Rail
2930883

RoHS

Each
1+
$233.340
($268.341)
Min: 1 / Mult: 1
DEB71 Series
SPDT
5A
DIN Rail
3214133

RoHS

Each
1+
$406.520
($467.498)
Min: 1 / Mult: 1
EMR6
DPDT
4A
DIN Rail
3214128

RoHS

Each
1+
$491.390
($565.0985)
Min: 1 / Mult: 1
EMR6
DPDT
4A
DIN Rail
2915307

RoHS

Each
1+
$137.710
($158.3665)
5+
$134.960
($155.204)
10+
$132.200
($152.030)
Min: 1 / Mult: 1
EMD
SPDT
5A
DIN Rail
3214135

RoHS

Each
1+
$737.730
($848.3895)
Min: 1 / Mult: 1
EMR6
DPDT
4A
DIN Rail
3214136

RoHS

Each
1+
$682.840
($785.266)
Min: 1 / Mult: 1
EMR6
DPDT
4A
DIN Rail
3214137

RoHS

Each
1+
$415.020
($477.273)
Min: 1 / Mult: 1
EMR6
DPDT
4A
DIN Rail
3214130

RoHS

Each
1+
$440.740
($506.851)
Min: 1 / Mult: 1
EMR6
DPDT
4A
DIN Rail
1390498

RoHS

Each
1+
$344.310
($395.9565)
Min: 1 / Mult: 1
3UG
DPDT
3A
DIN Rail
1250682

RoHS

Each
1+
$281.110
($323.2765)
Min: 1 / Mult: 1
GAMMA
DPDT
5A
DIN Rail
1390506

RoHS

Each
1+
$419.060
($481.919)
Min: 1 / Mult: 1
3UG
SPDT
-
DIN Rail
4163413

RoHS

Each
1+
$128.850
($148.1775)
5+
$123.700
($142.255)
10+
$121.270
($139.4605)
20+
$118.940
($136.781)
Min: 1 / Mult: 1
MP Temperature Control Relays
SPST-NO, SPST-NO
5A
DIN Rail
4163403

RoHS

Each
1+
$88.000
($101.200)
5+
$84.490
($97.1635)
10+
$82.840
($95.266)
20+
$81.230
($93.4145)
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
SPDT
5A
DIN Rail
4163411

RoHS

Each
1+
$132.390
($152.2485)
5+
$127.080
($146.142)
10+
$124.610
($143.3015)
20+
$122.180
($140.507)
Min: 1 / Mult: 1
MP Temperature Control Relays
DPDT
5A
DIN Rail
4163419

RoHS

Each
1+
$183.830
($211.4045)
5+
$176.480
($202.952)
10+
$173.030
($198.9845)
20+
$169.700
($195.155)
Min: 1 / Mult: 1
MP Temperature Control Relays
SPDT
10A
DIN Rail
1-25 of 187 items
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