Newark offers high-performance thermal overload relays designed to protect motors from overheating and excessive current. Our relays are sourced from trusted manufacturers and are available in various configurations to match your specific application needs.

Thermal overload relays use temperature-sensitive elements to detect and respond to overheating conditions. When the motor exceeds the preset temperature limit, the relay disconnects the circuit, preventing damage to the motor and associated components.

Applications:

  • Industrial Motors: Preventing damage from thermal overload.
  • HVAC Systems: Ensuring safe compressor operation.
  • Pumps and Fans: Protecting motors in continuous operation.
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Overload Adjustment Current Min
Overload Adjustment Current Max
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ComparePrice forQuantity
46K3327

Date/Lot Code

Each
1+
$418.410
5+
$407.950
10+
$397.490
25+
$376.560
Min: 1 / Mult: 1
-
32A
-
-
C306 Series
31C9385

Date/Lot Code

Each
1+
$134.590
Min: 1 / Mult: 1
12A
18A
-
-
TeSys Deca Overload Relay
31C9382

Date/Lot Code

Each
1+
$134.050
Min: 1 / Mult: 1
5.5A
8A
-
-
TeSys Deca Overload Relay
31C9383

Date/Lot Code

Each
1+
$134.050
Min: 1 / Mult: 1
7A
10A
-
-
TeSys Deca Overload Relay
45K6572
Each
1+
$732.600
5+
$714.290
10+
$695.970
25+
$659.340
Min: 1 / Mult: 1
250mA
26.2A
-
-
-
51M9253

Date/Lot Code

Each
1+
$122.030
5+
$118.990
10+
$115.940
25+
$109.840
50+
$103.730
More Pricing...
Min: 1 / Mult: 1
1.5A
6A
-
24V
-
51M9250
Each
1+
$157.720
5+
$147.130
10+
$137.860
25+
$125.570
50+
$115.300
More Pricing...
Min: 1 / Mult: 1
1.5A
6A
-
24V
-
31C9380

Date/Lot Code

Each
1+
$132.750
Min: 1 / Mult: 1
2.5A
4A
-
-
TeSys Deca Overload Relay
31C9378

Date/Lot Code

Each
1+
$132.870
Min: 1 / Mult: 1
1A
1.7A
600V
440V
TeSys Deca Overload Relay
31C9384

Date/Lot Code

Each
1+
$132.750
Min: 1 / Mult: 1
9A
13A
-
-
TeSys Deca Overload Relay
81Y3358
Each
1+
$495.900
5+
$476.830
Min: 1 / Mult: 1
-
3A
240V
240V
-
67AH2764

RoHS

SCHNEIDER ELECTRIC
Each
1+
$126.740
Min: 1 / Mult: 1
1.6A
2.5A
-
-
TeSys Deca Overload Relay
66AH6460

RoHS

Each
1+
$168.550
10+
$160.640
25+
$152.740
50+
$144.820
100+
$136.910
Min: 1 / Mult: 1
30A
40A
-
-
TeSys Deca Overload Relay
67AH2779

RoHS

SCHNEIDER ELECTRIC
Each
1+
$87.550
Min: 1 / Mult: 1
2.6A
3.7A
-
-
TeSys
46K3334

Date/Lot Code

Each
1+
$998.960
5+
$973.140
10+
$947.320
25+
$900.750
Min: 1 / Mult: 1
100A
149A
-
-
Freedom C306 Series
51M9249

Date/Lot Code

Each
1+
$89.350
5+
$87.120
10+
$84.890
25+
$80.410
50+
$75.950
More Pricing...
Min: 1 / Mult: 1
1.5A
6A
120V
-
-
81Y3360
Each
1+
$655.150
Min: 1 / Mult: 1
-
3A
240V
240V
-
67AH2776

RoHS

SCHNEIDER ELECTRIC
Each
1+
$87.550
Min: 1 / Mult: 1
800mA
1.2A
-
-
TeSys
67AH2778

RoHS

SCHNEIDER ELECTRIC
Each
1+
$84.220
Min: 1 / Mult: 1
1.8A
2.6A
-
-
TeSys
24AJ1140

RoHS

Each
1+
$219.640
Min: 1 / Mult: 1
63A
80A
690V
-
TeSys Deca Overload Relay
51M9252

Date/Lot Code

Each
1+
$96.350
5+
$93.940
10+
$91.530
25+
$86.710
50+
$81.890
More Pricing...
Min: 1 / Mult: 1
1.5A
6A
120V
-
-
45K1675

RoHS

Each
1+
$989.860
5+
$965.110
10+
$940.360
25+
$890.880
Min: 1 / Mult: 1
250mA
26.2A
-
-
A200 Series
81Y3356
Each
1+
$394.010
Min: 1 / Mult: 1
-
3A
240V
240V
-
67AH2775

RoHS

SCHNEIDER ELECTRIC
Each
1+
$107.850
Min: 1 / Mult: 1
540mA
800mA
-
-
TeSys
73M2932

RoHS

Date/Lot Code

Each
1+
$43.230
10+
$43.230
50+
$43.230
100+
$43.230
Min: 1 / Mult: 1
12A
18A
-
-
-
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