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
Product Range
Packaging
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ComparePrice forQuantity
51M9250
Each
1+
$177.510
5+
$173.070
10+
$168.640
25+
$153.920
50+
$141.330
More Pricing...
Min: 1 / Mult: 1
1.5A
6A
-
24V
-
51M9253

Date/Lot Code

Each
1+
$145.480
5+
$141.850
10+
$138.210
25+
$130.940
50+
$123.660
More Pricing...
Min: 1 / Mult: 1
1.5A
6A
-
24V
-
80Y2690
Each
1+
$589.950
5+
$574.200
10+
$552.520
25+
$530.760
50+
$474.550
Min: 1 / Mult: 1
3A
6A
240V
240V
EMT6
51M9249

Date/Lot Code

Each
1+
$113.900
5+
$111.050
10+
$108.200
25+
$102.500
50+
$96.820
More Pricing...
Min: 1 / Mult: 1
1.5A
6A
120V
-
-
51M9252

Date/Lot Code

Each
1+
$113.790
5+
$110.950
10+
$108.100
25+
$102.410
50+
$96.720
More Pricing...
Min: 1 / Mult: 1
1.5A
6A
120V
-
-
67AH2766

RoHS

SCHNEIDER ELECTRIC
Each
1+
$115.250
10+
$108.520
25+
$99.490
50+
$93.860
100+
$84.000
More Pricing...
Min: 1 / Mult: 1
4A
6A
-
-
TeSys Deca Overload Relay
43AJ7086

RoHS

Date/Lot Code

Each
Pricing is unavailable. Please contact customer services.
4A
6A
-
-
Easy TeSys DPER Series
51M9251

RoHS

Each
1+
$197.630
5+
$188.130
10+
$176.280
25+
$160.560
50+
$147.410
More Pricing...
Min: 1 / Mult: 1
1.5A
6A
-
24V
-
80C0962

RoHS

Each
Pricing is unavailable. Please contact customer services.
4A
6A
690V
-
TeSys Series
73M2938

RoHS

Each
10+
$99.240
50+
$94.020
100+
$90.890
Min: 10 / Mult: 10
4A
6A
-
-
GT Series
89H5183

RoHS

Each
Pricing is unavailable. Please contact customer services.
4A
6A
690V
-
TeSys Series
80C0931

RoHS

Each
Pricing is unavailable. Please contact customer services.
4A
6A
690V
-
TeSys Series
74R5389

RoHS

Each
1+
$80.430
5+
$72.970
10+
$70.820
25+
$69.420
50+
$66.070
More Pricing...
Min: 1 / Mult: 1
4A
6A
-
-
MC Series
73M2948

RoHS

Each
1+
$200.340
Min: 5 / Mult: 1
4A
6A
-
-
GT Series
06WX4091
Each
1+
$130.930
10+
$119.740
25+
$118.140
50+
$115.300
100+
$107.950
More Pricing...
Min: 1 / Mult: 1
4A
6A
-
-
-
49AC8350

RoHS

Each
1+
$44.470
25+
$41.130
50+
$38.540
100+
$37.420
250+
$36.320
Min: 1 / Mult: 1
4A
6A
-
-
-
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