Molded Case Breakers

218 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    218 products
    TED113020 - GE 20 Amp 1 Pole 240 Volt Molded Case Circuit Breaker General Electric Lug
    TED113020 - GE - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 1 Pole - 277 Volt
    GE
    TED124020 - GE - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 2 Pole - 480 Volt
    GE
    Sold Out
    EJB34020SA - Square D 20 Amp 3 Pole 480 Volt Molded Case Circuit Breaker
    EJB34020SA - Square D - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Sale
    BJA36020 - Square D 20 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BJA36020 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $310 CAD
    EGB34020SA - Square D 20 Amp 3 Pole 480 Volt Molded Case Circuit Breaker
    EGB34020SA - Square D - Molded Case Circuit Breakers
    Bolt On - 20 Amp - 3 Pole - 480 Volt
    Schneider Electric
    FDB1020L - Eaton Cutler-Hammer 20 Amp 1 Pole 347 Volt Molded Case Circuit Breaker
    FDB1020L - Eaton - 20 Amp Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 347 Volt
    Eaton Cutler-Hammer
    Sale
    EGB26020 - Square D 20 Amp 2 Pole 600 Volt Bolt-On Circuit Molded Case Breaker
    EGB26020 - Square D 20 Amp 2 Pole 600 Volt Bolt-On Circuit Molded Case Breaker
    EGB26020 - Square D - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 480 Volt
    Schneider Electric
    Save $73 CAD
    Sale
    EGB16020 - Square D 20 Amp 1 Pole 347 Volt Bolt-On Circuit Molded Case Breaker
    EGB16020 - Square D 20 Amp 1 Pole 347 Volt Bolt-On Circuit Molded Case Breaker
    EGB16020 - Square D - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 277 Volt
    Schneider Electric
    Save $87 CAD
    CQD225 - Siemens - Molded Case Circuit Breaker
    CQD225 - Siemens - Molded Case Circuit Breaker
    Feed Thru - 25 Amp - 2 Pole - 480 Volt
    Siemens / ITE
    Sale
    BGA36020 - Square D 20 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BGA36020 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $250 CAD
    Sale
    EGB24020 - Square D 20 Amp 2 Pole 480 Volt Bolt-On Circuit Molded Case Breaker
    EGB24020 - Square D 20 Amp 2 Pole 480 Volt Bolt-On Circuit Molded Case Breaker
    EGB24020 - Square D - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 480 Volt
    Schneider Electric
    Save $103 CAD
    Sale
    EGB14020 - Square D 20 Amp 1 Pole 277 Volt Bolt-On Circuit Molded Case Breaker
    EGB14020 - Square D 20 Amp 1 Pole 277 Volt Bolt-On Circuit Molded Case Breaker
    EGB14020 - Square D - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 277 Volt
    Schneider Electric
    Save $84 CAD
    HGB3B020B - Siemens 20 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    HGB3B020B - Siemens - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    HED41B020 - Siemens 20 Amp 1 Pole 277 Volt Bolt-On Molded Case Circuit Breaker
    HED41B020 - Siemens - Molded Case Circuit Breaker
    Bolt On - 20 Amp - 1 Pole - 277 Volt
    Siemens/ITE
    Sale
    EJB34020 - Square D 20 Amp 3 Pole 480 Volt Bolt-On Circuit Molded Case Breaker
    EJB34020 - Square D 20 Amp 3 Pole 480 Volt Bolt-On Circuit Molded Case Breaker
    EJB34020 - Square D - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Save $204 CAD
    CQD320 - Siemens - Molded Case Circuit Breaker
    CQD320 - Siemens - Molded Case Circuit Breaker
    Feed Thru - 20 Amp - 3 Pole - 480 Volt
    Siemens / ITE
    NGB1B020B - Siemens - Molded Case Circuit Breaker
    NGB1B020B - Siemens - Molded Case Circuit Breaker
    Bolt On - 20 Amp - 1 Pole - 347 Volt
    Siemens / ITE
    ED43B020L - Siemens - Molded Case Circuit Breaker
    Feed Thru - 20 Amp - 3 Pole - 480 Volt
    Siemens/ITE
    TEY320 - GE - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 480 Volt
    GE
    TEY220 - GE - Molded Case Circuit Breaker
    TEY220 - GE - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 480 Volt
    GE
    HFD2020L - Eaton - Molded Case Circuit Breaker
    HFD2020L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    HFD1020L (347V) - Eaton - Molded Case Circuit Breaker
    HFD1020L (347V) - Eaton - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 347 Volt
    Eaton Cutler-Hammer
    FDB2020L - Eaton - Molded Case Circuit Breaker
    FDB2020L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    Sale
    FD2020L - Eaton - Molded Case Circuit Breaker
    FD2020L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $160 CAD
    Sale
    FD1020L - Eaton - Molded Case Circuit Breaker
    FD1020L (277V) - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 1 Pole - 277 Volt
    Eaton Cutler-Hammer
    Save $100 CAD
    Sale
    HLL36020 - Square D - Molded Case Circuit Breaker
    HLL36020 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $431 CAD
    Sale
    HLA36020 - Square D - Molded Case Circuit Breaker
    HLA36020 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $910 CAD
    Sale
    HDL36020 - Square D 20 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HDL36020 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $300 CAD
    Sale
    HDA36020 - Square D 20 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HDA36020 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $460 CAD
    Sale
    EJB36020 - Square D 20 Amp 3 Pole 600 Volt Bolt-On Circuit Molded Case Breaker
    EJB36020 - Square D 20 Amp 3 Pole 600 Volt Bolt-On Circuit Molded Case Breaker
    EJB36020 - Square D - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $750 CAD
    Q32000S01_SURPLUS - Siemens - Molded Case Circuit Breaker
    Q32000S01_SURPLUS - Siemens - Molded Case Circuit Breaker
    20A -3 Pole - 240 Volt
    Siemens
    FBN36TE020R2 - General Electric - Molded Case Circuit Breaker
    FBN36TE020R2 - General Electric - Molded Case Circuit Breaker
    Bolt-On - 20A -3 Pole - 600 Volt
    General Electric
    CHOM120EPD - Square D - Molded Case Circuit Breaker
    CHOM120EPD - Square D - Molded Case Circuit Breaker
    Plug-in - 20A -1 Pole - 120 Volt
    Square D
    PDG23G0020TFFJ - Eaton - Molded Case Circuit Breaker
    PDG23G0020TFFJ - Eaton - Molded Case Circuit Breaker
    Feed Thru - 20 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    PDG23F0020TFFJ - Eaton - Molded Case Circuit Breaker
    PDG23F0020TFFJ - Eaton - Molded Case Circuit Breaker
    Feed Thru - 20 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    EGS3020FFB - Eaton - Molded Case Circuit Breaker
    EGS3020FFB - Eaton - Molded Case Circuit Breaker
    Bolt On - 20 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Sale
    EGS2020FFG - Eaton - Molded Case Circuit Breaker
    EGS2020FFG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 20 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $224.01 CAD
    EGS2020FFB - Eaton - Molded Case Circuit Breaker
    EGS2020FFB - Eaton - Molded Case Circuit Breaker
    Bolt On - 20 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    EGS1020FFG - Eaton - Molded Case Circuit Breaker
    EGS1020FFG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 20 Amp - 1 Pole - 240 Volt
    Eaton Cutler-Hammer
    Sale
    EGB2020FFG - Eaton - Molded Case Circuit Breaker
    EGB2020FFG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 20 Amp - 2 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $42.01 CAD
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