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
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51M9253

Date/Lot Code

Each
1+
$110.940
5+
$108.180
10+
$105.400
25+
$99.860
50+
$94.300
More Pricing...
Min: 1 / Mult: 1
1.5A
6A
-
24V
-
31C9384

Date/Lot Code

Each
1+
$132.750
Min: 1 / Mult: 1
9A
13A
-
-
TeSys Deca Overload Relay
31C9382

Date/Lot Code

Each
1+
$130.400
Min: 1 / Mult: 1
5.5A
8A
-
-
TeSys Deca Overload Relay
31C9383

Date/Lot Code

Each
1+
$130.400
Min: 1 / Mult: 1
7A
10A
-
-
TeSys Deca Overload Relay
31C9380

Date/Lot Code

Each
1+
$132.750
Min: 1 / Mult: 1
2.5A
4A
-
-
TeSys Deca Overload Relay
46K3329
Each
1+
$501.810
5+
$465.160
10+
$449.530
25+
$432.800
50+
$410.850
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
45K6572
Each
1+
$704.420
5+
$686.810
10+
$669.200
25+
$633.980
Min: 1 / Mult: 1
250mA
26.2A
-
-
-
31C9387

Date/Lot Code

Each
1+
$140.230
Min: 1 / Mult: 1
23A
32A
-
-
TeSys Deca Overload Relay
46K3327
Each
1+
$418.410
5+
$407.950
10+
$397.490
25+
$376.560
Min: 1 / Mult: 1
-
32A
-
-
C306 Series
81Y3358
Each
1+
$525.830
5+
$506.620
10+
$485.180
25+
$464.470
Min: 1 / Mult: 1
-
3A
240V
240V
-
80Y2690
Each
1+
$445.650
5+
$433.750
10+
$417.370
25+
$400.940
50+
$358.470
Min: 1 / Mult: 1
3A
6A
240V
240V
EMT6
67AH2764

RoHS

SCHNEIDER ELECTRIC
Each
1+
$133.610
Min: 1 / Mult: 1
1.6A
2.5A
-
-
TeSys Deca Overload Relay
66AH6460

RoHS

Each
1+
$241.220
Min: 1 / Mult: 1
30A
40A
-
-
TeSys Deca Overload Relay
67AH2779

RoHS

SCHNEIDER ELECTRIC
Each
1+
$89.250
Min: 1 / Mult: 1
2.6A
3.7A
-
-
TeSys
51M9249

Date/Lot Code

Each
1+
$87.680
5+
$85.490
10+
$83.290
25+
$78.910
50+
$74.530
More Pricing...
Min: 1 / Mult: 1
1.5A
6A
120V
-
-
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
81Y3360
Each
1+
$694.700
Min: 1 / Mult: 1
-
3A
240V
240V
-
24AJ1140

RoHS

Each
1+
$225.500
Min: 1 / Mult: 1
63A
80A
690V
-
TeSys Deca Overload Relay
51M9252

Date/Lot Code

Each
1+
$87.590
5+
$85.410
10+
$83.220
25+
$78.830
50+
$74.450
More Pricing...
Min: 1 / Mult: 1
1.5A
6A
120V
-
-
45K1675

RoHS

Each
1+
$951.790
5+
$927.990
10+
$904.200
25+
$856.610
Min: 1 / Mult: 1
250mA
26.2A
-
-
A200 Series
81Y3356
Each
1+
$411.840
Min: 1 / Mult: 1
-
3A
240V
240V
-
67AH2775

RoHS

SCHNEIDER ELECTRIC
Each
1+
$113.570
Min: 1 / Mult: 1
540mA
800mA
-
-
TeSys
43AJ7084

RoHS

Date/Lot Code

Each
1+
$32.410
Min: 1 / Mult: 1
1.6A
2.5A
-
-
Easy TeSys DPER Series
84Y6628

RoHS

Each
1+
$199.710
10+
$192.090
25+
$184.470
50+
$176.830
100+
$169.210
Min: 1 / Mult: 1
30A
40A
-
-
-
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