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
2295793

RoHS

Each
1+
$242.680
($279.082)
5+
$234.400
($269.560)
10+
$229.720
($264.178)
Min: 1 / Mult: 1
70 Series
SPDT
10A
DIN Rail, Panel
2780440

RoHS

Each
1+
$802.690
($923.0935)
Min: 1 / Mult: 1
Zelio RM22UA
DPDT
8A
DIN Rail
4236649

RoHS

Each
1+
$201.230
($231.4145)
5+
$197.210
($226.7915)
10+
$193.180
($222.157)
Min: 1 / Mult: 1
MWS Series
SPDT
8A
DIN Rail
3050817

RoHS

Each
1+
$179.680
($206.632)
5+
$176.090
($202.5035)
10+
$172.500
($198.375)
Min: 1 / Mult: 1
70 Series
DPDT
8A
DIN Rail, Panel
1895997

RoHS

Each
1+
$168.370
($193.6255)
5+
$165.010
($189.7615)
10+
$161.640
($185.886)
Min: 1 / Mult: 1
-
SPST-NO
4A
DIN Rail
2813563
Each
1+
$237.220
($272.803)
Min: 1 / Mult: 1
460 Series
SPDT
10A
DIN Rail
1896002

RoHS

Each
1+
$194.450
($223.6175)
5+
$190.570
($219.1555)
10+
$186.680
($214.682)
Min: 1 / Mult: 1
CM-PBE
SPST-NO
-
DIN Rail
1895999

RoHS

Each
1+
$205.520
($236.348)
5+
$201.420
($231.633)
10+
$197.310
($226.9065)
Min: 1 / Mult: 1
-
SPDT
5A
DIN Rail
3223352

RoHS

Each
1+
$474.340
($545.491)
Min: 1 / Mult: 1
CM
DPDT
4A
DIN Rail
2813561
Each
1+
$1,365.280
($1,570.072)
Min: 1 / Mult: 1
-
-
-
Panel Mount
2813562
Each
1+
$263.280
($302.772)
Min: 1 / Mult: 1
460
SPDT
10A
DIN Rail
3214136

RoHS

Each
1+
$682.840
($785.266)
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
4163398

RoHS

Each
1+
$128.690
($147.9935)
5+
$123.540
($142.071)
10+
$121.110
($139.2765)
20+
$118.800
($136.620)
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
SPDT
5A
DIN Rail
4163402

RoHS

Each
1+
$83.190
($95.6685)
5+
$79.870
($91.8505)
10+
$78.300
($90.045)
20+
$76.800
($88.320)
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
SPDT
5A
DIN Rail
4163407

RoHS

Each
1+
$119.350
($137.2525)
5+
$114.570
($131.7555)
10+
$112.300
($129.145)
20+
$110.140
($126.661)
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
4163395

RoHS

Each
1+
$134.550
($154.7325)
5+
$129.170
($148.5455)
10+
$126.650
($145.6475)
20+
$124.200
($142.830)
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
SPDT
5A
DIN Rail
4163410

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
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