Molded Case Breakers

299 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    299 products
    Sale
    FI36100 - Square D 100 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    FI36100 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 100 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $280 CAD
    Sale
    EDB26100 - Square D 100 Amp 2 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    EDB26100 - Square D - Molded Case Circuit Breaker
    Bolt-On - 100 Amp - 2 Pole - 600 Volt
    Schneider Electric
    Save $169 CAD
    EDB24100 - Square D 100 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EDB24100 - Square D - Molded Case Circuit Breaker
    Bolt-On - 100 Amp - 2 Pole - 480 Volt
    Schneider Electric
    HDA261001 - Square D - Molded Case Circuit Breaker
    HDA261001 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - - 100 Amp - 2 Pole - 600 Volt
    Schneider
    Sale
    BDA261001 - Square D - Molded Case Circuit Breaker
    BDA261001 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 100 Amp - 2 Pole - 600 Volt
    Schneider
    Save $25.01 CAD
    SEDA24AT0100 - GE - Molded Case Circuit Breaker
    SEDA24AT0100 - GE - Molded Case Circuit Breaker
    Bolt On - 100 Amp - 2 Pole - 480 Volt
    GE
    PDG23M0100TFFJ - Eaton - Molded Case Circuit Breaker
    PDG23M0100TFFJ - Eaton - Molded Case Circuit Breaker
    Feed Thru - 100 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    PDG23F0100TFFJ - Eaton - Molded Case Circuit Breaker
    PDG23F0100TFFJ - Eaton - Molded Case Circuit Breaker
    Feed Thru - 100 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    GHC1100 - Eaton - Molded Case Circuit Breaker
    GHC1100 - Eaton - Molded Case Circuit Breaker
    Feed Thru - 100 Amp - 1 Pole - 277 Volt
    Eaton Cutler-Hammer
    JGS3100AAG - Eaton - Molded Case Circuit Breaker
    JGS3100AAG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 100A - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    JGS310036G - Eaton - Molded Case Circuit Breaker
    JGS310036G - Eaton - Molded Case Circuit Breaker
    Feed Thru - 100A - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    JGS310033G - Eaton - Molded Case Circuit Breaker
    JGS310033G - Eaton - Molded Case Circuit Breaker
    Feed Thru - 100A - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    JGH3100AAG - Eaton - Molded Case Circuit Breaker
    JGH3100AAG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 100A - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    JGH310036G - Eaton - Molded Case Circuit Breaker
    JGH310036G - Eaton - Molded Case Circuit Breaker
    Feed Thru - 100A - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    JGH310033G - Eaton - Molded Case Circuit Breaker
    JGH310033G - Eaton - Molded Case Circuit Breaker
    Feed Thru - 100A - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    JGE3100AAG - Eaton - Molded Case Circuit Breaker
    JGE3100AAG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 100A - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    JGE310036G - Eaton - Molded Case Circuit Breaker
    JGE310036G - Eaton - Molded Case Circuit Breaker
    Feed Thru - 100A - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    JGE310033G - Eaton - Molded Case Circuit Breaker
    JGE310033G - Eaton - Molded Case Circuit Breaker
    Feed Thru - 100A - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Sale
    JDC3100 - Eaton - Molded Case Circuit Breaker
    JDC3100 - Eaton - Molded Case Circuit Breaker
    Feed Thru - 100A - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $7,573.61 CAD
    Sale
    FD1100L - Eaton - Molded Case Circuit Breaker
    FD1100L - Eaton - Molded Case Circuit Breaker
    Feed Thru - 100A - 1 Pole - 277 Volt
    Eaton Cutler-Hammer
    Save $87 CAD
    EHD1100L - Eaton - Molded Case Circuit Breaker
    EHD1100L - Eaton - Molded Case Circuit Breaker
    Feed Thru - 160 Amp - 1 Pole - 277 Volt
    Eaton Cutler-Hammer
    EGS3100FFG - Eaton - Molded Case Circuit Breaker
    EGS3100FFG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 100 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    EGS3100FFB - Eaton - Molded Case Circuit Breaker
    EGS3100FFB - Eaton - Molded Case Circuit Breaker
    Bolt On - 100 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    EGS3100AFG - Eaton - Molded Case Circuit Breaker
    EGS3100AFG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 100 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    EGS2100FFG - Eaton - Molded Case Circuit Breaker
    EGS2100FFG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 100 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    EGS1100FFG - Eaton - Molded Case Circuit Breaker
    EGS1100FFG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 100 Amp - 1 Pole - 240 Volt
    Eaton Cutler-Hammer
    EGS1100FFB - Eaton - Molded Case Circuit Breaker
    EGS1100FFB - Eaton - Molded Case Circuit Breaker
    Bolt On - 100 Amp - 1 Pole - 240 Volt
    Eaton Cutler-Hammer
    EGB3100FFB - Eaton - Molded Case Circuit Breaker
    EGB3100FFB - Eaton - Molded Case Circuit Breaker
    Bolt On - 100 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    Sold Out
    EGB3100AFG - Eaton - Molded Case Circuit Breaker
    EGB3100AFG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 100 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    Sale
    EGB2100FFG - Eaton - Molded Case Circuit Breaker
    EGB2100FFG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 100 Amp - 2 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $96.01 CAD
    EGB2100FFB - Eaton - Molded Case Circuit Breaker
    EGB2100FFB - Eaton - Molded Case Circuit Breaker
    Bolt On - 100 Amp - 2 Pole - 480 Volt
    Eaton Cutler-Hammer
    EGB1100FFG - Eaton - Molded Case Circuit Breaker
    EGB1100FFG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 100 Amp - 1 Pole - 240 Volt
    Eaton Cutler-Hammer
    Sold Out
    QRH23B100L - Siemens - Molded Case Circuit Breaker
    QRH23B100L - Siemens - Molded Case Circuit Breaker
    Bolt-On - 100 Amp - 3 Pole - 240 Volt
    Siemens/ITE
    QRH22B100L - Siemens - Molded Case Circuit Breaker
    QRH22B100L - Siemens - Molded Case Circuit Breaker
    Bolt-On - 100 Amp - 2 Pole - 240 Volt
    Siemens/ITE
    QR23B100L - Siemens - Molded Case Circuit Breaker
    QR23B100L - Siemens - Molded Case Circuit Breaker
    Bolt-On - 100 Amp - 3 Pole - 240 Volt
    Siemens/ITE
    QR22B100L - Siemens - Molded Case Circuit Breaker
    QR22B100L - Siemens - Molded Case Circuit Breaker
    Bolt-On - 100 Amp - 2 Pole - 240 Volt
    Siemens/ITE
    NGG3B100 - Siemens - Molded Case Circuit Breaker
    NGG3B100 - Siemens - Molded Case Circuit Breaker
    Feed Thru - 100 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    NGG2B100 - Siemens - Molded Case Circuit Breaker
    NGG2B100 - Siemens - Molded Case Circuit Breaker
    Feed Thru - 100 Amp - 2 Pole - 600 Volt
    Siemens/ITE
    LGG3B100 - Siemens - Molded Case Circuit Breaker
    LGG3B100 - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 100 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    Sale
    HQR23B100H - Siemens - Molded Case Circuit Breaker
    Bolt-On - 100 Amp - 3 Pole - 240 Volt
    Siemens/ITE
    Save $472.01 CAD
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