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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1 Filter(s) Selected
ComparePrice forQuantity
46AM4279
Each
1+
$258.900
5+
$252.430
10+
$245.950
25+
$233.010
50+
$220.060
Min: 1 / Mult: 1
28A
42A
-
-
RF82 Series
73T5681

RoHS

Date/Lot Code

Each
10+
$148.050
50+
$141.240
100+
$137.160
Min: 10 / Mult: 10
28A
40A
-
-
GT Series
74R5394

RoHS

Each
1+
$176.420
5+
$159.490
10+
$157.050
25+
$153.000
50+
$144.940
More Pricing...
Min: 1 / Mult: 1
28A
42A
-
-
MC Series
74R5396

RoHS

Each
1+
$266.490
5+
$237.960
10+
$220.930
25+
$192.270
50+
$172.840
More Pricing...
Min: 1 / Mult: 1
28A
42A
-
-
MC Series
73M2946

RoHS

Each
1+
$231.120
10+
$220.900
50+
$210.690
100+
$204.560
Min: 5 / Mult: 5
28A
40A
-
-
-
73M2968

RoHS

Each
1+
$259.160
10+
$247.760
50+
$236.360
100+
$229.520
Min: 5 / Mult: 5
28A
40A
-
-
GT Series
67AK7659

RoHS

Each
Pricing is unavailable. Please contact customer services.
28A
115A
500V
250V
TeSys Giga Series
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