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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-T110-K0BE-1.6A
    Fiche technique
    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
    Afficher le produit
    26 WEEKS
    5
    $11.19
    25
    $10.14
    50
    $9.68
    100
    $9.40
    250
    $8.89
    4230-T110-K0BE-16A
    Fiche technique
    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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    En Stock: 50
    immediatamente
    MANUFACTURER STOCK 161
    Ships 5/18/26
    5
    $14.08
    25
    $13.38
    50
    $11.01
    100
    $10.09
    250
    $9.06
    4230-T110-K0BE-40A
    Fiche technique
    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
    Afficher le produit
    16 WEEKS
    5
    $11.19
    25
    $10.14
    50
    $9.68
    100
    $9.40
    250
    $8.89
    4230-T110-K0CE-10A
    Fiche technique
    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.
    Afficher le produit
    En Stock: 280
    immediatamente
    MANUFACTURER STOCK 563
    Ships 5/18/26
    5
    $13.94
    25
    $13.29
    50
    $11.99
    100
    $9.98
    250
    $8.95
    4230-T110-K0CE-20A
    Fiche technique
    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
    Afficher le produit
    En Stock: 174
    immediatamente
    5
    $18.77
    25
    $14.97
    50
    $12.00
    100
    $11.20
    250
    $9.91
    4230-T110-K0CE-25A
    Fiche technique
    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
    Afficher le produit
    En Stock: 100
    immediatamente
    MANUFACTURER STOCK 140
    Ships 5/18/26
    5
    $18.13
    25
    $14.89
    50
    $14.39
    100
    $13.80
    250
    $13.60
    4230-T110-K0CE-30A
    Fiche technique
    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
    Afficher le produit
    MANUFACTURER STOCK 111
    Ships 5/18/26
    5
    $11.19
    25
    $10.14
    50
    $9.68
    100
    $9.40
    250
    $8.89
    4230-T110-K0CE-5A
    Fiche technique
    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
    Afficher le produit
    En Stock: 128
    immediatamente
    MANUFACTURER STOCK 319
    Ships 5/18/26
    5
    $11.19
    25
    $10.14
    50
    $9.68
    100
    $9.40
    250
    $8.89
    4230-T110-K0CU-10A
    Fiche technique
    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 ...
    Afficher le produit
    En Stock: 46
    immediatamente
    MANUFACTURER STOCK 216
    Ships 5/18/26
    5
    $30.78
    10
    $29.59
    25
    $27.34
    50
    $22.18
    100
    $19.86
    4230-T110-K0CU-20A
    Fiche technique
    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)
    Afficher le produit
    En Stock: 29
    immediatamente
    MANUFACTURER STOCK 463
    Ships 5/18/26
    1
    $40.46
    5
    $34.89
    10
    $28.40
    25
    $26.82
    50
    $21.73