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E-T-A UL 1077 & UL 489 4230-T Miniature Circuit Breakers

The 4230 is a thermal-magnetic Miniature Circuit Breaker (MCB) in an industry standard footprint in accordance with DIN 43880. It can be used to protect motors, generators, and transformers, in addition to industrial control systems and machines.

  • In-Stock and Reay to Ship - the 4230-T is in stock and ready to ship to you directly from Master Electronics
  • Fit for Global Use - Do you install equipment globally? The 4230-T's conformity with UL1077, UL 489, and IEC 60947-2 standards, make it ideal for global use
  • Streamlined Inventory - Looking for ways to reduce inventory investment and complexity? You can use the 4230-T in both AC and DC applications.
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Show products manufactured by E-T-A Engineering Technology
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4230-T120-K0CE-5A
E-T-A Engineering Technology

Thermal-magnetic Circuit Breaker - DIN Mount - 5A - 2 Pole - Screw Terminals - IEC/EN 60947-2(TÜV)/UL1077

  • En Stock: 75

    immediatamente

  • 5
    €16.97
  • 10
    €16.18
  • 25
    €15.70
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4230-T120-K0CU-20A
E-T-A Engineering Technology

Thermal-magnetic Circuit Breaker - DIN Mount - 20A - 2 Pole - Screw Terminals - UL489/IEC/EN60947-2(TÜV)

  • 2 WEEKS
  • 1
    €41.79
  • 5
    €37.29
  • 10
    €36.18
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Product Image

4230-T120-K0CU-25A
E-T-A Engineering Technology

Thermal-magnetic Circuit Breaker - DIN Mount - 25A - 2 Pole - Screw Terminals - UL489/IEC/EN60947-2(TÜV)

  • En Stock: 1

    immediatamente

  • 1
    €31.26
  • 5
    €29.46
  • 10
    €29.01
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Product Image

4230-T120-K0CU-35A
E-T-A Engineering Technology

Thermal-magnetic Circuit Breaker - DIN Mount - 35A - 2 Pole - Screw Terminals - UL489/IEC/EN60947-2(TÜV)

  • 16 WEEKS
  • 1
    €41.79
  • 5
    €37.29
  • 10
    €36.18
See More
Product Image

4230-T120-K0CU-5A
E-T-A Engineering Technology

Thermal-magnetic Circuit Breaker - DIN Mount - 5A - 2 Pole - Screw Terminals - UL489/IEC/EN60947-2(TÜV)

  • 2 WEEKS
  • 1
    €41.79
  • 5
    €37.29
  • 10
    €36.18
See More
Product Image

4230-T120-K0DE-10A
E-T-A Engineering Technology

Thermal-magnetic Circuit Breaker - DIN Mount - 10A - 2 Pole - Screw Terminals - IEC/EN 60947-2(TÜV)/UL1077

  • En Stock: 111

    immediatamente

  • MANUFACTURER STOCK 109

    Ships 6/15/26

  • 5
    €16.61
  • 10
    €16.13
  • 25
    €15.51
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Product Image

4230-T130-K0CE-10A
E-T-A Engineering Technology

Thermal-magnetic Circuit Breaker - DIN Mount - 10A - 3 Pole - Screw Terminals - IEC/EN 60947-2(TÜV)/UL1077

  • En Stock: 4

    immediatamente

  • MANUFACTURER STOCK 31

    Ships 6/15/26

  • 1
    €25.21
  • 5
    €23.62
  • 10
    €22.93
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4230-T130-K0CE-15A
E-T-A Engineering Technology

The 4230-T130-K0CE-15A is a three-pole, 15A thermal-magnetic miniature circuit breaker for DIN rail mounting with ...

  • En Stock: 238

    immediatamente

  • MANUFACTURER STOCK 358

    Ships 6/15/26

  • 1
    €39.18
  • 5
    €31.42
  • 10
    €28.72
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Product Image

4230-T130-K0CE-30A
E-T-A Engineering Technology

The 4230-T130-K0CE-30A is a three-pole, 30A thermal-magnetic miniature circuit breaker with a C trip characterist ...

  • En Stock: 81

    immediatamente

  • MANUFACTURER STOCK 64

    Ships 6/15/26

  • 1
    €52.39
  • 5
    €37.09
  • 10
    €32.31
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Product Image

4230-T130-K0CE-35A
E-T-A Engineering Technology

The 4230-T130-K0CE-35A is a three-pole, 35A thermal-magnetic miniature circuit breaker with a C-curve trip charac ...

  • En Stock: 96

    immediatamente

  • MANUFACTURER STOCK 69

    Ships 6/15/26

  • 1
    €39.18
  • 5
    €31.42
  • 10
    €28.72
See More

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