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
Coil Voltage AC Max
Coil Voltage DC Max
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ComparePrice forQuantity
46AM4282
Each
1+
$295.820
5+
$282.430
10+
$208.810
25+
$187.400
50+
$184.720
Min: 1 / Mult: 1
60A
82A
-
-
RF82 Series
44AM4666

RoHS

Each
1+
$109.220
25+
$105.600
50+
$101.970
100+
$98.360
250+
$96.540
More Pricing...
Min: 1 / Mult: 1
3A
5A
-
-
11RFA9 Series
73T5680

RoHS

Each
1+
$58.120
Min: 1 / Mult: 1
160A
240A
-
-
GT Series
71K2068

RoHS

Each
1+
$36.600
10+
$36.600
50+
$36.600
100+
$36.600
Min: 1 / Mult: 1
160A
250mA
-
-
CGT Series
43AJ7086

RoHS

Date/Lot Code

Each
1+
$36.410
Min: 1 / Mult: 1
4A
6A
-
-
Easy TeSys DPER Series
43AJ7080

RoHS

Date/Lot Code

Each
1+
$36.410
Min: 1 / Mult: 1
250mA
400mA
-
-
Easy TeSys DPER Series
43AJ7082

RoHS

Date/Lot Code

Each
1+
$32.410
Min: 1 / Mult: 1
630mA
1A
-
-
Easy TeSys DPER Series
43AJ7081

RoHS

Date/Lot Code

Each
1+
$32.410
Min: 1 / Mult: 1
400mA
630mA
-
-
Easy TeSys DPER Series
43AJ7078

RoHS

Date/Lot Code

Each
1+
$33.020
Min: 1 / Mult: 1
100mA
160mA
-
-
Easy TeSys DPER Series
43AJ7079

RoHS

Date/Lot Code

Each
1+
$32.410
Min: 1 / Mult: 1
160A
250mA
-
-
Easy TeSys DPER Series
51M9250
Each
1+
$144.820
5+
$141.200
10+
$137.580
25+
$125.570
50+
$115.300
More Pricing...
Min: 1 / Mult: 1
1.5A
6A
-
24V
-
31C9381

Date/Lot Code

Each
1+
$108.520
Min: 1 / Mult: 1
4A
6A
-
-
TeSys Deca Overload Relay
73M2936

RoHS

Each
10+
$110.760
50+
$105.350
100+
$102.110
Min: 10 / Mult: 10
22A
32A
-
-
-
51M9251

RoHS

Each
1+
$152.140
5+
$144.820
10+
$135.700
25+
$123.600
50+
$113.480
More Pricing...
Min: 1 / Mult: 1
1.5A
6A
-
24V
-
63Y9399

RoHS

Each
1+
$106.360
10+
$101.040
25+
$95.730
50+
$90.410
100+
$85.090
More Pricing...
Min: 1 / Mult: 1
7.6A
10A
-
-
-
74R5390

RoHS

Each
1+
$68.360
5+
$62.020
10+
$60.210
25+
$59.000
50+
$56.160
More Pricing...
Min: 1 / Mult: 1
6A
9A
-
-
MC Series
73M2967

RoHS

Each
1+
$171.600
Min: 5 / Mult: 1
24A
36A
-
-
GT Series
73T5664

RoHS

Each
1+
$292.100
10+
$278.510
50+
$264.910
100+
$256.750
Min: 1 / Mult: 1
110A
150A
-
-
GT Series
63Y9410

RoHS

Each
1+
$106.360
10+
$101.040
25+
$95.730
50+
$90.410
100+
$85.090
More Pricing...
Min: 1 / Mult: 1
4.2A
5.7A
-
-
-
63Y9405

RoHS

Each
1+
$131.640
10+
$125.060
25+
$118.490
50+
$111.900
100+
$105.320
Min: 1 / Mult: 1
24A
29A
-
-
-
63Y9402

RoHS

Each
1+
$106.360
10+
$101.040
25+
$95.730
50+
$90.410
100+
$85.090
More Pricing...
Min: 1 / Mult: 1
1.7A
2.3A
-
-
-
63Y9401

RoHS

Each
1+
$104.370
10+
$99.160
25+
$93.940
50+
$88.720
100+
$83.500
More Pricing...
Min: 1 / Mult: 1
13A
16A
-
-
-
63Y9422

RoHS

Each
1+
$208.540
10+
$198.130
25+
$187.690
50+
$177.270
100+
$166.840
Min: 1 / Mult: 1
65A
78A
-
-
-
67AH2777

RoHS

SCHNEIDER ELECTRIC
Each
1+
$108.880
Min: 1 / Mult: 1
1.2A
1.8A
-
-
TeSys
67AH2778

RoHS

SCHNEIDER ELECTRIC
Each
1+
$88.690
Min: 1 / Mult: 1
1.8A
2.6A
-
-
TeSys
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