Molded Case Breakers

2888 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    2888 products
    Sale
    FA36030 - Square D 30 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    FA36030 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 30 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $170 CAD
    Sold Out
    EDB36035 - Square D 35 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    EDB36035 - Square D - Molded Case Circuit Breaker
    Bolt-On - 35 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $234 CAD
    Sale
    EDB34090 - Square D 90 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EDB34090 - Square D - Molded Case Circuit Breaker
    Bolt-On - 90 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Save $349.01 CAD
    Sale
    EDB34080 - Square D 80 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EDB34080 - Square D - Molded Case Circuit Breaker
    Bolt-On - 80 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Save $215.01 CAD
    Sale
    HJA36125 - Square D 125 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HJA36125 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 125 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $350 CAD
    Sale
    HJA36050 - Square D 50 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HJA36050 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 50 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $240 CAD
    Sale
    HGL36060 - Square D 60 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGL36060 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 60 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $360 CAD
    Sale
    HGA36100 - Square D 100 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGA36100 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 100 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $373 CAD
    Sale
    HDA36150 - Square D 150 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HDA36150 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 150 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $522 CAD
    Sale
    HDA36090 - Square D 90 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HDA36090 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 90 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $420 CAD
    Sale
    HDA36040 - Square D 40 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HDA36040 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 40 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $460 CAD
    SGHA36AT0400 - GE - Molded Case Circuit Breaker
    Bolt-On - 400 Amp - 3 Pole - 600 Volt
    GE
    FDB3150 - Eaton - Molded Case Circuit Breaker
    FDB3150 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 150 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    FD3050 - Eaton - Molded Case Circuit Breaker
    FD3050 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 50 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    FD3040 - Eaton - Molded Case Circuit Breaker
    FD3040 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    FD3030 - Eaton - Molded Case Circuit Breaker
    FD3030 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 30 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    NGC308032E - Eaton - Molded Case Circuit Breaker
    NGC308032E - Eaton - Molded Case Circuit Breaker
    Bolt-On - 800 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Sale
    BJA36040 - Square D 40 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BJA36040 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 40 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $310 CAD
    HQR23B200 - Siemens - Molded Case Circuit Breaker
    HQR23B200 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 200 Amp - 3 Pole - 240 Volt
    Siemens/ITE
    ED63B035 - Siemens - Molded Case Circuit Breaker
    ED63B035 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 35 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    ED43B040 - Siemens - Molded Case Circuit Breaker
    ED43B040 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 3 Pole - 480 Volt
    Siemens/ITE
    CQD315 - Siemens - Molded Case Circuit Breaker
    CQD315 - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 15 Amp - 3 Pole - 480 Volt
    Siemens / ITE
    HJL36050M72 - Square D - Molded Case Circuit Breaker
    HJL36050M72 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 50 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Sale
    EJB36060 - Square D 60 Amp 3 Pole 600 Volt Bolt-On Circuit Breaker
    EJB36060 - Square D 60 Amp 3 Pole 600 Volt Bolt-On Circuit Breaker
    EJB36060 - Square D - Molded Case Circuit Breaker
    Bolt-On - 60 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $750 CAD
    HRA36100U31X - Square D - Molded Case Circuit Breaker
    HRA36100U31X - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 100 Amp - 3 Pole - 600 Volt
    Schneider Electric
    LDL36600U31X - Square D - Molded Case Circuit Breaker
    Feed Thru - 600 Amp - 3 Pole - 600 Volt
    Schneider Electric
    KD3200 - Eaton - Molded Case Circuit Breaker
    KD3200 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 200 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Sale
    EGB36060 - Square D 60 Amp 3 Pole 600 Volt Bolt-On Circuit Breaker
    EGB36060 - Square D 60 Amp 3 Pole 600 Volt Bolt-On Circuit Breaker
    EGB36060 - Square D - Molded Case Circuit Breaker
    Bolt-On - 60 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $510 CAD
    Sale
    BGA36100 - Square D 100 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BGA36100 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 100 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $27 CAD
    Sale
    BDA36080 - Square D 80 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    BDA36080 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 80 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $290 CAD
    Sale
    BDA36020 - Square D 20 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    BDA36020 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $360 CAD
    Sale
    EGB34035 - Square D 35 Amp 3 Pole 480 Volt Bolt-On Circuit Breaker
    EGB34035 - Square D 35 Amp 3 Pole 480 Volt Bolt-On Circuit Breaker
    EGB34035 - Square D - Molded Case Circuit Breaker
    Bolt-On - 35 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Save $162 CAD
    HHED63B040 - Siemens - Molded Case Circuit Breaker
    HHED63B040 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    CQD3100 - Siemens - Molded Case Circuit Breaker
    CQD3100 - Siemens - Molded Case Circuit Breaker
    Feed Thru - 100 Amp - 3 Pole - 480 Volt
    Siemens / ITE
    CED63B125 - Siemens - Molded Case Circuit Breaker
    Bolt On - 125 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    CED63B060 - Siemens - Molded Case Circuit Breaker
    Bolt On - 60 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    CED63B030 - Siemens - Molded Case Circuit Breaker
    Bolt On - 30 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    QRH23B200 - Siemens - Molded Case Circuit Breaker
    QRH23B200 - Siemens - Molded Case Circuit Breaker
    Bolt On - 200 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    QR23B200 - Siemens - Molded Case Circuit Breaker
    QR23B200 - Siemens - Molded Case Circuit Breaker
    Bolt On - 200 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    PXD63B160 - Siemens - Molded Case Circuit Breaker
    Bolt On - 1600 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    Recently viewed