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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
    Fiche technique
    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
    Afficher le produit
    En Stock: 75
    immediatamente
    MANUFACTURER STOCK 13
    Ships 5/18/26
    5
    $18.86
    10
    $17.98
    25
    $17.45
    50
    $16.94
    100
    $16.02
    4230-T120-K0CU-20A
    Fiche technique
    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)
    Afficher le produit
    2 WEEKS
    1
    $46.44
    5
    $41.44
    10
    $40.20
    25
    $39.04
    50
    $36.89
    4230-T120-K0CU-25A
    Fiche technique
    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)
    Afficher le produit
    En Stock: 1
    immediatamente
    MANUFACTURER STOCK 5
    Ships 5/18/26
    1
    $34.73
    5
    $32.73
    10
    $32.24
    25
    $31.78
    50
    $30.92
    4230-T120-K0CU-35A
    Fiche technique
    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)
    Afficher le produit
    16 WEEKS
    1
    $46.44
    5
    $41.44
    10
    $40.20
    25
    $39.04
    50
    $36.89
    4230-T120-K0CU-5A
    Fiche technique
    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)
    Afficher le produit
    2 WEEKS
    1
    $46.44
    5
    $41.44
    10
    $40.20
    25
    $39.04
    50
    $36.89
    4230-T120-K0DE-10A
    Fiche technique
    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
    Afficher le produit
    En Stock: 111
    immediatamente
    MANUFACTURER STOCK 116
    Ships 5/18/26
    5
    $18.46
    10
    $17.92
    25
    $17.23
    50
    $16.70
    100
    $16.17
    4230-T130-K0CE-10A
    Fiche technique
    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
    Afficher le produit
    En Stock: 4
    immediatamente
    MANUFACTURER STOCK 40
    Ships 5/18/26
    1
    $28.02
    5
    $26.24
    10
    $25.48
    25
    $24.47
    50
    $23.71
    4230-T130-K0CE-15A
    Fiche technique
    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 ...
    Afficher le produit
    En Stock: 227
    immediatamente
    MANUFACTURER STOCK 363
    Ships 5/18/26
    1
    $43.54
    5
    $34.92
    10
    $31.92
    25
    $31.68
    50
    $26.11
    4230-T130-K0CE-30A
    Fiche technique
    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 ...
    Afficher le produit
    En Stock: 81
    immediatamente
    MANUFACTURER STOCK 102
    Ships 5/18/26
    1
    $58.22
    5
    $41.21
    10
    $35.91
    25
    $35.12
    50
    $29.19
    4230-T130-K0CE-35A
    Fiche technique
    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 ...
    Afficher le produit
    En Stock: 96
    immediatamente
    MANUFACTURER STOCK 71
    Ships 5/18/26
    1
    $43.54
    5
    $34.92
    10
    $31.92
    25
    $31.68
    50
    $26.11