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E-T-A 1658G2102P1020A Thermal Circuit Breaker

The E-T-A 1658 series thermal circuit breakers offer a compact and cost-effective solution for overcurrent protection in a variety of applications. Designed with a manual reset, cycling trip-free mechanism, these breakers meet international requirements and eliminate exposed current-carrying metal parts. They are approved by leading safety organizations including UL, CSA, VDE, and EN 60934 (IEC 60934), making them suitable for use in battery chargers, consumer products, power supplies, and motors. The 1658-G21-02-P10-20A variant features blade terminals and a 20A current rating, providing reliable protection for sensitive electronic circuits.

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Part No:1658-G21-02-P10-20A
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Inv Date:06-08-2026
Price: Unit price: $8.72
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Source:DigiKey
Part No:1658-G21-02-P10-20A
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Price: Unit price: $7.28
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Part No:1658-G21-02-P10-20A
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Inv Date:06-09-2026
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Part No:1658-G21-02-P10-20A
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Inv Date:06-08-2026
Price: Unit price: $9.12
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Part No:1658-G21-02-P10-20A
Stock:245
Inv Date:06-08-2026
Price: Unit price: $4.21
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Part No:1658-G21-02-P10-20A
Stock:245
Inv Date:06-08-2026
Price: Unit price: $4.21
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E-T-A 1658G2102P1020A Thermal Circuit Breaker Specifications:

  • Description: Very cost effective design to meet international requirements. No exposed metal parts which are, or could become, current-carrying except for terminals.
  • Typical Applications: Battery chargers, consumer products, power supplies, motors.
  • Voltage Rating: AC 240 V; DC 28 V
  • Current Ratings: 5...30 A
  • Typical Life: 1,000 operations at 2 x IN, inductive (AC + DC 5...16 A); 1,000 operations at 2 x IN, resistive (AC + DC 17...25 A)
  • Ambient Temperature: -20...+60 °C (-4...+140 °F)
  • Insulation Co-ordination: Rated impulse pollution (IEC 60664 and 60664 A) with withstand voltage 2.5 kV, degree 2; reinforced insulation in operating area
  • Dielectric Strength: AC 3,000 V (IEC 60664 and 60664 A, operating area)
  • Insulation Resistance: > 100 MΩ (DC 500 V)
  • Interrupting Capacity Icn: 5...7 A (180 A); 8...30 A (200 A)
  • Interrupting Capacity: 5...16 A (AC 240 V, 2,000 A); 18...30 A (AC 120 V, 2,000 A); 5...30 A (DC 28 V, 2,000 A)
  • Degree of Protection: Operating area IP40 (IEC 60529/DIN 40050); terminal area IP00
  • Vibration: 8 g (57-500 Hz) ±0.61 mm (10-57 Hz), to IEC 60068-2-6, test Fc, 10 frequency cycles/axis
  • Shock: 30 g (11 ms), to IEC 60068-2-27, test Ea
  • Corrosion: 96 hours at 5 % salt mist, to IEC 60068-2-11, test Ka
  • Humidity: 240 hours at 95 % RH, to IEC 60068-2-78, test Cab
  • Mass: approx. 16g
  • Threadneck Design: G21 (manual reset)
  • Auto Reset Type: A21
  • Terminal Type: P10 (blade terminals A6.3-0.8 (QC .250))

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Frequently Asked Questions

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How do I troubleshoot issues or seek technical support for part 1658G2102P1020A?

You can download the 1658G2102P1020A datasheet or visit the E-T-A website for support.

Who is the manufacturer of 1658G2102P1020A?

E-T-A

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