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-T110-K0BE-1.6A
    Data Sheet
    4230-T110-K0BE-1.6A E-T-A Engineering Technology
    Thermal-magnetic Circuit Breaker - DIN Mount - 1.6A - 1 Pole - Screw Terminals - IEC/EN 60947-2(TÜV)/UL1077
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    26 Weeks
    5
    $11.19
    25
    $10.14
    50
    $9.68
    100
    $9.40
    250
    $8.89
    4230-T110-K0BE-16A
    Data Sheet
    4230-T110-K0BE-16A E-T-A Engineering Technology
    Thermal-magnetic Circuit Breaker - DIN Mount - 16A - 1 Pole - Screw Terminals - IEC/EN 60947-2(TÜV)/UL1077
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    In Stock: 50
    Immediately
    MANUFACTURER STOCK 140
    Ships 11/16/26
    5
    $10.62
    25
    $9.99
    50
    $9.72
    100
    $9.46
    250
    $9.09
    4230-T110-K0BE-40A
    Data Sheet
    4230-T110-K0BE-40A E-T-A Engineering Technology
    Thermal-magnetic Circuit Breaker - DIN Mount - 40A - 1 Pole - Screw Terminals - IEC/EN 60947-2(TÜV)/UL1077
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    MANUFACTURER STOCK 124
    Ships 11/16/26
    5
    $11.87
    25
    $10.75
    50
    $10.27
    100
    $9.97
    250
    $9.42
    4230-T110-K0CE-10A
    Data Sheet
    4230-T110-K0CE-10A E-T-A Engineering Technology
    A single-pole, 10A thermal-magnetic miniature circuit breaker for DIN rail mounting with a C trip characteristic.
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    In Stock: 298
    Immediately
    MANUFACTURER STOCK 607
    Ships 11/16/26
    5
    $13.93
    25
    $13.06
    50
    $12.86
    100
    $10.00
    250
    $9.60
    4230-T110-K0CE-20A
    Data Sheet
    4230-T110-K0CE-20A E-T-A Engineering Technology
    Thermal-magnetic Circuit Breaker - DIN Mount - 20A - 1 Pole - Screw Terminals - IEC/EN 60947-2(TÜV)/UL1077
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    In Stock: 287
    Immediately
    MANUFACTURER STOCK 1064
    Ships 11/16/26
    5
    $16.33
    25
    $15.73
    50
    $15.61
    100
    $15.53
    250
    $15.50
    4230-T110-K0CE-25A
    Data Sheet
    4230-T110-K0CE-25A E-T-A Engineering Technology
    Thermal-magnetic Circuit Breaker - DIN Mount - 25A - 1 Pole - Screw Terminals - IEC/EN 60947-2(TÜV)/UL1077
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    In Stock: 100
    Immediately
    MANUFACTURER STOCK 134
    Ships 11/16/26
    5
    $11.04
    25
    $10.34
    50
    $10.04
    100
    $9.74
    250
    $9.34
    4230-T110-K0CE-30A
    Data Sheet
    4230-T110-K0CE-30A E-T-A Engineering Technology
    Thermal-magnetic Circuit Breaker - DIN Mount - 30A - 1 Pole - Screw Terminals - IEC/EN 60947-2(TÜV)/UL1077
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    MANUFACTURER STOCK 78
    Ships 11/16/26
    5
    $24.22
    25
    $19.61
    50
    $17.99
    100
    $16.22
    250
    $15.85
    4230-T110-K0CE-5A
    Data Sheet
    4230-T110-K0CE-5A E-T-A Engineering Technology
    Thermal-magnetic Circuit Breaker - DIN Mount - 5A - 1 Pole - Screw Terminals - IEC/EN 60947-2(TÜV)/UL1077
    VIEW PRODUCT
    In Stock: 119
    Immediately
    MANUFACTURER STOCK 275
    Ships 11/16/26
    5
    $11.04
    25
    $10.34
    50
    $10.04
    100
    $9.74
    250
    $9.34
    4230-T110-K0CU-10A
    Data Sheet
    4230-T110-K0CU-10A E-T-A Engineering Technology
    A single-pole, 10A thermal-magnetic miniature circuit breaker with a C trip curve, designed for DIN rail mounting ...
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    In Stock: 46
    Immediately
    MANUFACTURER STOCK 576
    Ships 11/16/26
    1
    $35.14
    5
    $33.98
    10
    $31.99
    25
    $30.09
    50
    $28.27
    4230-T110-K0CU-20A
    Data Sheet
    4230-T110-K0CU-20A E-T-A Engineering Technology
    Thermal-magnetic Circuit Breaker - DIN Mount - 20A - 1 Pole - Screw Terminals - UL489/IEC/EN60947-2(TÜV)
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    In Stock: 27
    Immediately
    MANUFACTURER STOCK 529
    Ships 11/16/26
    1
    $21.76
    5
    $20.39
    10
    $19.82
    25
    $19.03
    50
    $18.45