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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73M2944

RoHS

Date/Lot Code

Each
1+
$64.640
Min: 1 / Mult: 1
18A
25A
-
GT Series
21AM3722

RoHS

Each
1+
$116.830
Min: 1 / Mult: 1
20A
25A
-
RF38 Series
91Y0879

RoHS

Each
1+
$216.840
Min: 5 / Mult: 1
18A
25A
-
GT Series
16B700

RoHS

Each
Pricing is unavailable. Please contact customer services.
17A
25A
690V
TeSys Series
11R1557

RoHS

Each
Pricing is unavailable. Please contact customer services.
17A
25A
690V
TeSys Series
16B760

RoHS

Each
Pricing is unavailable. Please contact customer services.
17A
25A
690V
TeSys Series
73M2935

RoHS

Each
10+
$96.400
50+
$91.330
100+
$88.280
Min: 10 / Mult: 10
18A
25A
-
-
49AC8355

RoHS

Each
1+
$60.800
25+
$56.240
50+
$52.700
100+
$51.170
250+
$49.650
Min: 1 / Mult: 1
17A
25A
-
-
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