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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-K0CU-30A
    Data Sheet
    4230-T110-K0CU-30A E-T-A Engineering Technology
    Thermal-magnetic Circuit Breaker - DIN Mount - 30A - 1 Pole - Screw Terminals - UL489/IEC/EN60947-2(TÜV)
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    MANUFACTURER STOCK 152
    Ships 10/9/26
    1
    $21.76
    5
    $20.39
    10
    $19.82
    25
    $19.03
    50
    $18.45
    4230-T110-K0DE-40A
    Data Sheet
    4230-T110-K0DE-40A E-T-A Engineering Technology
    Thermal-magnetic Circuit Breaker - DIN Mount - 40A - 1 Pole - Screw Terminals - IEC/EN 60947-2(TÜV)/UL1077
    VIEW PRODUCT
    MANUFACTURER STOCK 132
    Ships 10/9/26
    5
    $11.87
    25
    $10.75
    50
    $10.27
    100
    $9.97
    250
    $9.42
    4230-T110-K0DE-50A
    Data Sheet
    4230-T110-K0DE-50A E-T-A Engineering Technology
    Thermal-magnetic Circuit Breaker - DIN Mount - 50A - 1 Pole - Screw Terminals - IEC/EN 60947-2(TÜV)/UL1077
    VIEW PRODUCT
    MANUFACTURER STOCK 144
    Ships 10/9/26
    5
    $11.87
    25
    $10.75
    50
    $10.27
    100
    $9.97
    250
    $9.42
    4230-T110-K0DE-6A
    Data Sheet
    4230-T110-K0DE-6A E-T-A Engineering Technology
    Thermal-magnetic Circuit Breaker - DIN Mount - 6A - 1 Pole - Screw Terminals - IEC/EN 60947-2(TÜV)/UL1077
    VIEW PRODUCT
    MANUFACTURER STOCK 194
    Ships 10/9/26
    5
    $11.87
    25
    $10.75
    50
    $10.27
    100
    $9.97
    250
    $9.42
    4230-T120-K0BE-50A
    Data Sheet
    4230-T120-K0BE-50A E-T-A Engineering Technology
    Thermal-magnetic Circuit Breaker - DIN Mount - 50A - 2 Pole - Screw Terminals - IEC/EN 60947-2(TÜV)/UL1077
    VIEW PRODUCT
    In Stock: 43
    Immediately
    MANUFACTURER STOCK 85
    Ships 10/9/26
    5
    $31.70
    10
    $26.14
    25
    $23.99
    50
    $20.84
    100
    $19.01
    4230-T120-K0CE-10A
    Data Sheet
    4230-T120-K0CE-10A E-T-A Engineering Technology
    Thermal-magnetic Circuit Breaker - DIN Mount - 10A - 2 Pole - Screw Terminals - IEC/EN 60947-2(TÜV)/UL1077
    VIEW PRODUCT
    In Stock: 142
    Immediately
    MANUFACTURER STOCK 65
    Ships 10/9/26
    5
    $26.12
    10
    $24.09
    25
    $23.63
    50
    $19.57
    100
    $18.04
    4230-T120-K0CE-15A
    Data Sheet
    4230-T120-K0CE-15A E-T-A Engineering Technology
    Thermal-magnetic Circuit Breaker - DIN Mount - 15A - 2 Pole - Screw Terminals - IEC/EN 60947-2(TÜV)/UL1077
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    In Stock: 39
    Immediately
    MANUFACTURER STOCK 162
    Ships 10/9/26
    5
    $19.43
    10
    $19.08
    25
    $18.58
    50
    $17.72
    100
    $16.78
    4230-T120-K0CE-20A
    Data Sheet
    4230-T120-K0CE-20A E-T-A Engineering Technology
    Thermal-magnetic Circuit Breaker - DIN Mount - 20A - 2 Pole - Screw Terminals - IEC/EN 60947-2(TÜV)/UL1077
    VIEW PRODUCT
    In Stock: 119
    Immediately
    MANUFACTURER STOCK 300
    Ships 10/9/26
    5
    $33.15
    10
    $31.20
    25
    $29.34
    50
    $27.57
    100
    $25.96
    4230-T120-K0CE-25A
    Data Sheet
    4230-T120-K0CE-25A E-T-A Engineering Technology
    Thermal-magnetic Circuit Breaker - DIN Mount - 25A - 2 Pole - Screw Terminals - IEC/EN 60947-2(TÜV)/UL1077
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    In Stock: 3
    Immediately
    1
    $16.972
    5
    $15.429
    10
    $15.059
    25
    $14.832
    50
    $14.616
    4230-T120-K0CE-35A
    Data Sheet
    4230-T120-K0CE-35A E-T-A Engineering Technology
    Thermal-magnetic Circuit Breaker - DIN Mount - 35A - 2 Pole - Screw Terminals - IEC/EN 60947-2(TÜV)/UL1077
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    16 Weeks
    5
    $19.98
    10
    $19.07
    25
    $18.50
    50
    $17.95
    100
    $16.97