Monitoring Relays:

218 Products Found

Newark 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
86K0442

RoHS

Each
1+
$171.950
Min: 1 / Mult: 1
MWU Series
SPDT
5A
DIN Rail
05M4087

RoHS

Each
1+
$104.050
10+
$93.910
25+
$89.460
50+
$86.920
100+
$83.750
Min: 1 / Mult: 1
DIA53 Series
-
100mA
DIN Rail
89C4381

RoHS

Each
1+
$179.950
5+
$171.170
10+
$165.910
25+
$160.640
Min: 1 / Mult: 1
DPA01 Series
SPDT
8A
DIN Rail
05M4097

RoHS

Each
1+
$181.110
5+
$172.870
10+
$167.930
25+
$162.990
Min: 1 / Mult: 1
DPA53 Series
SPDT
5A
DIN Rail
03M5287
Each
1+
$161.790
Min: 1 / Mult: 1
SLU-100 Series
SPDT
10A
-
16C3184

RoHS

Each
1+
$255.870
5+
$243.620
10+
$236.270
25+
$228.920
Min: 1 / Mult: 1
DPC01 Series
SPDT
8A
DIN Rail
29M7937

RoHS

Date/Lot Code

Each
1+
$254.910
5+
$248.540
10+
$242.180
25+
$229.430
50+
$216.680
More Pricing...
Min: 1 / Mult: 1
PMD Series
DPDT
10A
DIN Rail
67C0900

RoHS

Each
1+
$114.570
5+
$109.330
10+
$106.180
25+
$103.030
Min: 1 / Mult: 1
DPA51 Series
SPDT
5A
DIN Rail
29M9956

RoHS

Date/Lot Code

Each
1+
$194.040
5+
$189.190
10+
$184.340
25+
$174.640
50+
$164.940
More Pricing...
Min: 1 / Mult: 1
PMP Series
SPDT
10A
Socket
35M1034

RoHS

Each
1+
$375.780
5+
$367.010
10+
$358.240
25+
$340.720
Min: 1 / Mult: 1
SIRIUS 3UG4 Series
SPDT
3A
DIN Rail
30M2660

RoHS

Date/Lot Code

Each
1+
$139.800
10+
$125.830
Min: 1 / Mult: 1
841 Series
SPDT
15A
DIN Rail
16C3176

RoHS

Each
1+
$132.930
5+
$126.560
10+
$122.740
25+
$118.920
Min: 1 / Mult: 1
DPA01 Series
DPDT
8A
DIN Rail
86K0429

RoHS

Each
1+
$180.070
Min: 1 / Mult: 1
MIC Series
SPDT
5A
DIN Rail
05M4095

RoHS

Each
1+
$137.530
5+
$130.790
10+
$126.750
25+
$122.700
Min: 1 / Mult: 1
DPA01 Series
SPDT
8A
DIN Rail
89C4384

RoHS

Each
1+
$386.950
5+
$368.120
10+
$356.820
25+
$345.520
Min: 1 / Mult: 1
DPC01 Series
SPDT
8A
DIN Rail
20X6558

RoHS

Each
1+
$1,074.080
5+
$1,015.100
10+
$956.130
Min: 1 / Mult: 1
EL3100 Series
SPST-NO
-
DIN Rail, Panel
68W6981

RoHS

Each
1+
$158.380
10+
$150.920
25+
$143.470
50+
$136.010
100+
$128.560
Min: 1 / Mult: 1
70 Series
SPDT
10A
DIN Rail, Panel
06X0740
Each
1+
$126.790
Min: 1 / Mult: 1
SLA Series
SPDT
10A
-
47X2115

RoHS

Each
1+
$133.100
Min: 1 / Mult: 1
MWS Series
SPDT
8A
DIN Rail
34AC8661

RoHS

Date/Lot Code

Each
1+
$195.370
5+
$182.550
10+
$169.730
25+
$160.330
50+
$153.510
Min: 1 / Mult: 1
201A Series
SPDT
10A
Socket
72Y1070

RoHS

Each
1+
$113.560
5+
$109.410
10+
$107.330
25+
$97.750
50+
$91.870
More Pricing...
Min: 1 / Mult: 1
K8DS
SPDT
5A
DIN Rail
34AC8662

RoHS

Date/Lot Code

Each
1+
$165.800
5+
$153.050
10+
$153.050
25+
$153.050
50+
$153.050
Min: 1 / Mult: 1
201A-AU Series
SPDT
10A
Socket
66Y0750

RoHS

Each
1+
$196.970
10+
$187.130
25+
$177.270
50+
$167.430
100+
$157.570
Min: 1 / Mult: 1
-
DPDT
4A
DIN Rail
06AC2593

RoHS

Date/Lot Code

Each
1+
$182.110
Min: 1 / Mult: 1
Zelio Series
DPDT
8A
DIN Rail
45AC6247

RoHS

Each
1+
$153.460
5+
$146.220
10+
$141.870
25+
$137.520
Min: 1 / Mult: 1
DPA52 Series
SPDT
5A
DIN Rail
1-25 of 218 items
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