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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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38 PRODUCT RESULTS FOR ""

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38 PRODUCTS

    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
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    有存货: 75
    可立即发货 
    MANUFACTURER STOCK 13
    Ships 5/18/26

    5
    $18.31
    10
    $17.46
    25
    $16.94
    50
    $16.45
    100
    $15.55
    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)
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    2 WEEKS

    1
    $45.09
    5
    $40.23
    10
    $39.03
    25
    $37.90
    50
    $35.82
    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)
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    有存货: 1
    可立即发货 
    MANUFACTURER STOCK 5
    Ships 5/18/26

    1
    $33.72
    5
    $31.78
    10
    $31.30
    25
    $30.85
    50
    $30.02
    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)
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    16 WEEKS

    1
    $45.09
    5
    $40.23
    10
    $39.03
    25
    $37.90
    50
    $35.82
    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)
    查看产品
    2 WEEKS

    1
    $45.09
    5
    $40.23
    10
    $39.03
    25
    $37.90
    50
    $35.82
    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
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    有存货: 111
    可立即发货 
    MANUFACTURER STOCK 116
    Ships 5/18/26

    5
    $17.92
    10
    $17.40
    25
    $16.73
    50
    $16.21
    100
    $15.70
    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
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    有存货: 4
    可立即发货 
    MANUFACTURER STOCK 40
    Ships 5/18/26

    1
    $27.20
    5
    $25.48
    10
    $24.74
    25
    $23.76
    50
    $23.02
    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 ...
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    有存货: 227
    可立即发货 
    MANUFACTURER STOCK 363
    Ships 5/18/26

    1
    $42.27
    5
    $33.90
    10
    $30.99
    25
    $30.76
    50
    $25.35
    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 ...
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    有存货: 81
    可立即发货 
    MANUFACTURER STOCK 102
    Ships 5/18/26

    1
    $56.52
    5
    $40.01
    10
    $34.86
    25
    $34.10
    50
    $28.34
    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 ...
    查看产品
    有存货: 96
    可立即发货 
    MANUFACTURER STOCK 71
    Ships 5/18/26

    1
    $42.27
    5
    $33.90
    10
    $30.99
    25
    $30.76
    50
    $25.35