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
51M9253

Date/Lot Code

Each
1+
$105.650
5+
$103.010
10+
$100.360
Total:$105.65
Min: 1 / Mult: 1
1.5A
6A
-
24V
-
31C9384

Date/Lot Code

Each
1+
$116.910
10+
$111.060
25+
$105.210
50+
$99.370
100+
$93.520
Total:$116.91
Min: 1 / Mult: 1
9A
13A
-
-
TeSys Deca Overload Relay
46K3327

Date/Lot Code

Each
1+
$394.710
5+
$384.840
10+
$374.970
25+
$355.240
Total:$394.71
Min: 1 / Mult: 1
-
32A
-
-
C306 Series
46K3329
Each
1+
$451.270
5+
$440.000
10+
$428.710
25+
$406.150
Total:$451.27
Min: 1 / Mult: 1
-
32A
-
-
C306 Series
31C9383

Date/Lot Code

Each
1+
$119.240
10+
$113.280
25+
$107.320
50+
$101.350
100+
$95.400
Total:$119.24
Min: 1 / Mult: 1
7A
10A
-
-
TeSys Deca Overload Relay
31C9380

Date/Lot Code

Each
1+
$135.480
10+
$128.700
25+
$121.930
50+
$115.150
100+
$108.380
Total:$135.48
Min: 1 / Mult: 1
2.5A
4A
-
-
TeSys Deca Overload Relay
31C9381

Date/Lot Code

Each
1+
$103.350
Total:$103.35
Min: 1 / Mult: 1
4A
6A
-
-
TeSys Deca Overload Relay
31C9382

Date/Lot Code

Each
1+
$119.240
10+
$113.280
25+
$107.320
50+
$101.350
100+
$95.400
Total:$119.24
Min: 1 / Mult: 1
5.5A
8A
-
-
TeSys Deca Overload Relay
45K6572
Each
1+
$663.630
5+
$647.050
10+
$630.450
25+
$597.270
Total:$663.63
Min: 1 / Mult: 1
250mA
26.2A
-
-
-
31C9387

Date/Lot Code

Each
1+
$109.580
Total:$109.58
Min: 1 / Mult: 1
23A
32A
-
-
TeSys Deca Overload Relay
31C9385

Date/Lot Code

Each
1+
$134.660
10+
$127.930
25+
$121.200
50+
$114.460
100+
$107.730
Total:$134.66
Min: 1 / Mult: 1
12A
18A
-
-
TeSys Deca Overload Relay
81Y3358
Each
1+
$526.110
Total:$526.11
Min: 1 / Mult: 1
-
3A
240V
240V
-
80Y2690
Each
1+
$377.810
5+
$366.250
10+
$350.330
25+
$334.370
50+
$293.130
Total:$377.81
Min: 1 / Mult: 1
3A
6A
240V
240V
EMT6
67AH2779

RoHS

SCHNEIDER ELECTRIC
Each
1+
$105.620
10+
$100.720
25+
$88.330
50+
$80.930
100+
$69.330
More Pricing...
Total:$105.62
Min: 1 / Mult: 1
2.6A
3.7A
-
-
TeSys
67AH2764

RoHS

SCHNEIDER ELECTRIC
Each
1+
$130.620
10+
$118.560
25+
$103.900
50+
$95.200
100+
$81.560
Total:$130.62
Min: 1 / Mult: 1
1.6A
2.5A
-
-
TeSys Deca Overload Relay
66AH6460

RoHS

Each
1+
$283.230
10+
$259.420
25+
$220.830
50+
$200.990
100+
$190.380
Total:$283.23
Min: 1 / Mult: 1
30A
40A
-
-
TeSys Deca Overload Relay
51M9249

Date/Lot Code

Each
1+
$82.710
5+
$80.650
10+
$78.580
25+
$74.440
50+
$70.310
More Pricing...
Total:$82.71
Min: 1 / Mult: 1
1.5A
6A
120V
-
-
81Y3360
Each
1+
$682.070
Total:$682.07
Min: 1 / Mult: 1
-
3A
240V
240V
-
67AH2778

RoHS

SCHNEIDER ELECTRIC
Each
1+
$87.980
Total:$87.98
Min: 1 / Mult: 1
1.8A
2.6A
-
-
TeSys
24AJ1140

RoHS

Each
1+
$265.360
5+
$259.990
10+
$254.620
25+
$243.890
50+
$233.150
Total:$265.36
Min: 1 / Mult: 1
63A
80A
690V
-
TeSys Deca Overload Relay
45K1675

RoHS

Each
1+
$915.120
5+
$892.250
10+
$869.360
25+
$823.610
Total:$915.12
Min: 1 / Mult: 1
250mA
26.2A
-
-
A200 Series
51M9252

Date/Lot Code

Each
1+
$82.630
5+
$80.570
10+
$78.500
25+
$74.370
50+
$70.240
More Pricing...
Total:$82.63
Min: 1 / Mult: 1
1.5A
6A
120V
-
-
06WX4090
Each
1+
$99.630
10+
$91.420
25+
$90.250
50+
$88.170
100+
$82.780
More Pricing...
Total:$99.63
Min: 1 / Mult: 1
2.4A
4A
-
-
-
81Y3356
Each
1+
$408.750
10+
$382.850
25+
$359.040
Total:$408.75
Min: 1 / Mult: 1
-
3A
240V
240V
-
67AH2775

RoHS

SCHNEIDER ELECTRIC
Each
1+
$111.040
Total:$111.04
Min: 1 / Mult: 1
540mA
800mA
-
-
TeSys
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