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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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    In Stock: 3
    Can Ship immediately 
    1
    $33.209
    5
    $30.190
    10
    $27.570
    25
    $25.470
    50
    $21.530
    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
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    16 Weeks
    5
    $10.86
    25
    $9.84
    50
    $9.40
    100
    $9.13
    250
    $8.63
    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
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    MANUFACTURER STOCK 144
    can ship 5/8/26
    5
    $10.86
    25
    $9.84
    50
    $9.40
    100
    $9.13
    250
    $8.63
    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
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    MANUFACTURER STOCK 72
    can ship 5/8/26
    5
    $10.86
    25
    $9.84
    50
    $9.40
    100
    $9.13
    250
    $8.63
    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
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    In Stock: 115
    Can Ship immediately 
    MANUFACTURER STOCK 33
    can ship 5/8/26
    1
    $29.18
    5
    $23.40
    10
    $21.59
    25
    $21.24
    50
    $17.59
    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
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    In Stock: 305
    Can Ship immediately 
    MANUFACTURER STOCK 733
    can ship 5/8/26
    On Order: 30
    can ship 5/25/26
    5
    $24.14
    10
    $21.44
    25
    $21.02
    50
    $17.15
    100
    $15.80
    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: 55
    Can Ship immediately 
    MANUFACTURER STOCK 210
    can ship 5/8/26
    1
    $30.26
    5
    $24.27
    10
    $22.39
    25
    $22.02
    50
    $18.25
    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
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    In Stock: 119
    Can Ship immediately 
    1
    $30.26
    5
    $24.27
    10
    $22.39
    25
    $22.02
    50
    $18.25
    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
    Can Ship immediately 
    1
    $15.543
    5
    $14.130
    10
    $13.790
    25
    $13.590
    50
    $13.390
    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
    $18.31
    10
    $17.46
    25
    $16.94
    50
    $16.45
    100
    $15.55