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Compact and Reliable Protection: E-T-A 104-PR Thermal Circuit Breakers

The E-T-A 104-PR series offers miniature, single-pole thermal circuit breakers for PCB mounting. These compact protectors provide reliable overcurrent protection for your electronic circuits.

1000 in stock (can be backordered)

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Safeguard Your Circuits with E-T-A 104-PR Thermal Circuit Breakers

Ensure the safety and longevity of your electronic circuits with the E-T-A 104-PR series thermal circuit breakers. These miniature circuit breakers are specifically designed for PCB mounting and offer several key advantages:

  • Compact Design: The small footprint of the 104-PR series makes it ideal for space-constrained PCB applications. This allows for efficient integration into various electronic devices.
  • Reliable Overcurrent Protection: The built-in thermal mechanism automatically interrupts current flow exceeding the rated value, safeguarding your circuits from potential damage caused by overload or short circuits.
  • Easy PCB Mounting: The 104-PR features solder terminals for straightforward and secure mounting directly onto PCBs.
  • Resettable Protection: The push-button reset mechanism allows for easy restoration of normal operation after a trip event, minimizing downtime.
  • Versatility: Available in various current ratings and voltage options, you can choose the E-T-A 104-PR circuit breaker that best suits the specific requirements of your application.


  • Space-saving design: Ideal for tight spaces on PCBs.
  • Reliable overcurrent protection: Guards against circuit damage.
  • Easy PCB mounting: Simplifies integration.
  • Resettable protection: Minimizes downtime.
  • Versatile options: Available in various current ratings and voltages.

The E-T-A 104-PR series thermal circuit breakers are a compact and reliable solution for overcurrent protection on printed circuit boards. Their small size, ease of use, and resettable functionality make them a valuable asset for protecting your valuable electronic components.


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