Molded Case Breakers

7247 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    7247 products
    B32000S07 - Siemens - Molded Case Circuit Breakers
    B32000S07 - Siemens - Molded Case Circuit Breakers
    20 Amp - 3 Pole - 240 Volt
    Siemens
    B330HH00S01 - Siemens - Molded Case Circuit Breakers
    B330HH00S01 - Siemens - Molded Case Circuit Breakers
    30 Amp - 3 Pole - 240 Volt
    Siemens
    B340HH00S01 - Siemens - Molded Case Circuit Breakers
    B340HH00S01 - Siemens - Molded Case Circuit Breakers
    40 Amp - 3 Pole - 240 Volt
    Siemens
    B370H00S01 - Siemens - Molded Case Circuit Breakers
    B370H00S01 - Siemens - Molded Case Circuit Breakers
    70 Amp - 3 Pole - 240 Volt
    Siemens
    B370HH00S01 - Siemens - Molded Case Circuit Breakers
    B370HH00S01 - Siemens - Molded Case Circuit Breakers
    70 Amp - 3 Pole - 240 Volt
    Siemens
    BE130H - Siemens - Molded Case Circuit Breakers
    BE130H - Siemens - Molded Case Circuit Breakers
    30 Amp - 1 Pole - 120 Volt
    Siemens
    BG215 - Siemens - Molded Case Circuit Breakers
    BG215 - Siemens - Molded Case Circuit Breakers
    15 Amp - 2 Pole - 120 Volt
    Siemens
    BG330 - Siemens - Molded Case Circuit Breakers
    BG330 - Siemens - Molded Case Circuit Breakers
    30 Amp - 3 Pole - 240 Volt
    Siemens
    ED42S125ALAC - Siemens - Molded Case Circuit Breakers
    ED42S125ALAC - Siemens - Molded Case Circuit Breakers
    125 Amp - 2 Pole - 480 Volt
    Siemens
    HED43B020 - Siemens - Molded Case Circuit Breakers
    HED43B020 - Siemens - Molded Case Circuit Breakers
    20 Amp - 3 Pole - 480 Volt
    Siemens
    HED43B060 - Siemens - Molded Case Circuit Breakers
    HED43B060 - Siemens - Molded Case Circuit Breakers
    60 Amp - 3 Pole - 480 Volt
    Siemens
    HGB1B070B - Siemens - Molded Case Circuit Breakers
    HGB1B070B - Siemens - Molded Case Circuit Breakers
    70 Amp - 1 Pole - 347 Volt
    Siemens
    JXD23S400A - Siemens - Molded Case Circuit Breakers
    JXD23S400A - Siemens - Molded Case Circuit Breakers
    400 Amp - 3 Pole - 240 Volt
    Siemens
    JXD63M400 - Siemens - Molded Case Circuit Breakers
    JXD63M400 - Siemens - Molded Case Circuit Breakers
    400 Amp - 3 Pole - 600 Volt
    Siemens
    LXD62B500 - Siemens - Molded Case Circuit Breakers
    LXD62B500 - Siemens - Molded Case Circuit Breakers
    500 Amp - 2 Pole - 600 Volt
    Siemens
    Q115HH - Siemens - Molded Case Circuit Breakers
    Q115HH - Siemens - Molded Case Circuit Breakers
    15 Amp - 1 Pole - 120 Volt
    Siemens
    Q120HH - Siemens - Molded Case Circuit Breakers
    Q120HH - Siemens - Molded Case Circuit Breakers
    20 Amp - 1 Pole - 120 Volt
    Siemens
    Q130HH - Siemens - Molded Case Circuit Breakers
    Q130HH - Siemens - Molded Case Circuit Breakers
    30 Amp - 1 Pole - 120 Volt
    Siemens
    Q1515AFCP - Siemens - Molded Case Circuit Breakers
    Q1515AFCP - Siemens - Molded Case Circuit Breakers
    Siemens
    Q3100HH - Siemens - Molded Case Circuit Breakers
    Q3100HH - Siemens - Molded Case Circuit Breakers
    100 Amp - 3 Pole - 240 Volt
    Siemens
    QA120AFCP - Siemens - Molded Case Circuit Breakers
    QA120AFCP - Siemens - Molded Case Circuit Breakers
    Siemens
    QSH2200 - Siemens - Molded Case Circuit Breakers
    QSH2200 - Siemens - Molded Case Circuit Breakers
    200 Amp - 2 Pole - 240 Volt
    Siemens
    EDS2125 - Eaton - Molded Case Circuit Breakers
    EDS2125 - Eaton - Molded Case Circuit Breakers
    125 Amp - 2 Pole
    Eaton
    EGB3020AFG - Eaton - Molded Case Circuit Breakers
    EGB3020AFG - Eaton - Molded Case Circuit Breakers
    20 Amp - 3 Pole - 480 Volt
    Eaton
    EGC3040FFG - Eaton - Molded Case Circuit Breakers
    EGC3040FFG - Eaton - Molded Case Circuit Breakers
    40 Amp - 3 Pole - 277 Volt
    Eaton
    GHC1040 - Eaton - Molded Case Circuit Breakers
    GHC1040 - Eaton - Molded Case Circuit Breakers
    40 Amp - 1 Pole - 277 Volt
    Eaton
    HFD1035 - Eaton - Molded Case Circuit Breakers
    HFD1035 - Eaton - Molded Case Circuit Breakers
    35 Amp - 1 Pole - 277 Volt
    Eaton
    HJD3250W - Eaton - Molded Case Circuit Breakers
    HJD3250W - Eaton - Molded Case Circuit Breakers
    250 Amp - 3 Pole - 600 Volt
    Eaton
    PDG23F0090TFFJ - Eaton - Molded Case Circuit Breakers
    PDG23F0090TFFJ - Eaton - Molded Case Circuit Breakers
    90 Amp - 3 Pole - 600 Volt
    Eaton
    PDG33G0500TFAJ - Eaton - Molded Case Circuit Breakers
    PDG33G0500TFAJ - Eaton - Molded Case Circuit Breakers
    500 Amp - 3 Pole - 600 Volt
    Eaton
    PDG33G0600E2NJ - Eaton - Molded Case Circuit Breakers
    PDG33G0600E2NJ - Eaton - Molded Case Circuit Breakers
    600 Amp - 3 Pole - 600 Volt
    Eaton
    Limited availability
    PDG33G0600TFAJ - Eaton - Molded Case Circuit Breakers
    PDG33G0600TFAJ - Eaton - Molded Case Circuit Breakers
    600 Amp - 3 Pole - 600 Volt
    Eaton
    PDG33M0400KNSJ - Eaton - Molded Case Circuit Breakers
    PDG33M0400KNSJ - Eaton - Molded Case Circuit Breakers
    400 Amp - 3 Pole - 600 Volt
    Eaton
    PDG33M0600KNSJ - Eaton - Molded Case Circuit Breakers
    PDG33M0600KNSJ - Eaton - Molded Case Circuit Breakers
    600 Amp - 3 Pole - 600 Volt
    Eaton
    PDG33P0600TFAJ - Eaton - Molded Case Circuit Breakers
    PDG33P0600TFAJ - Eaton - Molded Case Circuit Breakers
    600 Amp - 3 Pole - 600 Volt
    Eaton
    PDG53M0800E2MN - Eaton - Molded Case Circuit Breakers
    PDG53M0800E2MN - Eaton - Molded Case Circuit Breakers
    800 Amp - 3 Pole - 600 Volt
    Eaton
    QBH1020EP - Eaton - Molded Case Circuit Breakers
    QBH1020EP - Eaton - Molded Case Circuit Breakers
    20 Amp - 1 Pole - 240 Volt
    Eaton
    QCF1020T - Eaton - Molded Case Circuit Breakers
    QCF1020T - Eaton - Molded Case Circuit Breakers
    20 Amp - 1 Pole - 240 Volt
    Eaton
    270 - American, Federal Pacific - Molded Case Circuit Breakers
    American, Federal Pacific
    250 - American, Federal Pacific - Molded Case Circuit Breakers
    American, Federal Pacific
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