Circuit Breakers

369 products

    Shop our wide selection of Siemens, GE, Eaton Cutler-Hammer, Square D circuit breakers and more.
    369 products
    QOB350VH - Square D - 50 Amp 22kA Circuit Breaker
    QOB350VH - Square D - 50 Amp 22kA Circuit Breaker
    Bolt-On - 50 Amp - 3 Pole - 240 Volt
    Schneider Electric
    Sale
    FAL36050 - Square D 50 Amp 3 Pole 600 Volt Lug Molded Case Circuit Breaker
    FAL36050 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 50 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $126 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
    Limited availability
    NA50 - Federal Pioneer 50 Amp Single Pole Circuit Breaker
    NA50 - Federal Pioneer - 50 Amp Circuit Breaker
    Plug-In - 50 Amp - 1 Pole - 120 Volt
    Federal Pioneer
    BQL50 - Commander Bolt-On 50 Amp Single Pole Bolt-On Circuit Breaker
    BQL50 - Commander 50 Amp Circuit Breaker
    Bolt-On - 50 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    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
    BGA36050 - Square D 50 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BGA36050 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 50 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $250 CAD
    GBH2050 - Eaton - 50 Amp Molded Case Circuit Breaker
    Bolt-On - 50 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    Sale
    BAB1050 - Eaton - 50 Amp Circuit Breaker
    BAB1050 - Eaton - 50 Amp Circuit Breaker
    Bolt-On - 50 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Save $10.60 CAD
    B150 - Siemens 50 Amp Single Pole Bolt-On Circuit Breaker
    B150 - Siemens - 50 Amp Circuit Breaker
    Bolt-On - 50 Amp - 1 Pole - 120 Volt
    Siemens / ITE
    Sale
    FAZ-C50/3 - Eaton - Circuit Breaker
    FAZ-C50/3 - Eaton - Circuit Breaker
    Feed Thru - 50 Amp - 3 Pole - 480 Volt
    Eaton Moeller
    Save $297.01 CAD
    Sale
    FDC3050 - Eaton - MoldedCase Circuit Breakers
    FDC3050 - Eaton - MoldedCase Circuit Breakers
    Bolt-On - 50 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $340 CAD
    Sale
    BJA36050 - Square D 50 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BJA36050 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 50 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $310 CAD
    Limited availability
    EJB36050 - Square D 50 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    EJB36050 - Square D 50 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    EJB36050 - Square D - Molded Case Circuit Breaker
    Bolt-On - 50 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $750 CAD
    GBH3050 - Eaton - Molded Case Circuit Breaker
    GBH3050 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 50 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    HED43B050 - Siemens 50 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    HED43B050 - Siemens - Molded Case Circuit Breaker
    Bolt On - 50 Amp - 3 Pole - 480 Volt
    Siemens/ITE
    NGG3B050L - Siemens - Molded Case Circuit Breaker
    NGG3B050L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 50 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    Sale
    THQB1150 - GE 50 Amp 1 Pole 120 Volt Molded Case Circuit Breaker
    THQB1150 - GE - Circuit Breaker
    Bolt-On - 50 Amp - 1 Pole - 120 Volt
    GE
    Save $4 CAD
    B250H - Siemens - 50 Amp 22kA Circuit Breaker
    Bolt-On - 50 Amp - 2 Pole - 240 Volt
    Siemens / ITE
    BQD6250 - Siemens 50 Amp 2 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    BQD6250 - Siemens - 50 Amp Molded Case Circuit Breaker
    Bolt-On - 50 Amp - 2 Pole - 600 Volt
    Siemens / ITE
    TED136050WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 50 Amp - 3 Pole - 600 Volt
    GE
    QBHW3050H - Eaton Cutler-Hammer 50 Amp 3 Pole 240 Volt Molded Case Circuit Breaker
    QBHW3050H - Eaton - 50 Amp Circuit Breaker
    Bolt-On - 50 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    GFEP250 - Eaton Cutler-Hammer 50 Amp Ground Fault Equipment Protection Circuit Breaker
    GFEP250 - Eaton - 30 mA GFEP Circuit Breaker
    Plug-In - 50 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
    QOB250VH - Square D - 50 Amp 22kA Circuit Breaker
    QOB250VH - Square D - 50 Amp 22kA Circuit Breaker
    Bolt-On - 50 Amp - 2 Pole - 240 Volt
    Schneider Electric
    QO250EPD - Square D - 50 Amp GFEP Circuit Breaker
    Plug-In - 50 Amp - 2 Pole - 240 Volt
    Schneider Electric
    Sale
    FA36050 - Square D 50 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    FA36050 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 50 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $455 CAD
    EDB24050 - Square D 50 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EDB24050 - Square D - Molded Case Circuit Breaker
    Bolt-On - 50 Amp - 2 Pole - 480 Volt
    Schneider Electric
    FAZ-K50/3 - Eaton - Circuit Breaker
    FAZ-K50/3 - Eaton - Circuit Breaker
    50 Amp - 3 Pole - 480 Volt
    Eaton Moeller
    Sale
    EHD3050 - Eaton - Molded Case Circuit Breaker
    EHD3050 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 50 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $140 CAD
    THQC2150 - GE - Molded Case Circuit Breaker
    THQC2150 - GE - Molded Case Circuit Breaker
    Feed-Thru - 50 Amp - 2 Pole - 240 Volt
    GE
    Sale
    EGB36050 - Square D 50 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    EGB36050 - Square D 50 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    EGB36050 - Square D - Molded Case Circuit Breaker
    Bolt-On - 50 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Save $510 CAD
    ED43B050 - Siemens - Molded Case Circuit Breaker
    ED43B050 - Siemens - Molded Case Circuit Breaker
    ED43B050 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 50 Amp - 3 Pole - 480 Volt
    Siemens/ITE
    FBV36TE050RV - GE 50 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    FBV36TE050RV - GE - Molded Case Circuit Breaker
    Bolt-On - 50 Amp - 3 Pole - 600 Volt
    GE
    CED63B050 - Siemens 50 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    CED63B050 - Siemens - Molded Case Circuit Breaker
    Bolt On - 50 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    MBK150 - Siemens 150 Amp 1 Pole 240 Volt Load Center Main Breaker Conversion Kit
    MBK150 - Siemens - 150 Amp Main Breaker Conversion Kit
    Plug-In - 50 Amp - 1 Pole - 240 Volt
    Siemens / ITE
    ED63B050L - Siemens - Molded Case Circuit Breaker
    ED63B050L - Siemens - Molded Case Circuit Breaker
    Feed Thru - 50 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    BQ2B050H - Siemens 50 Amp 2 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    BQ2B050H - Siemens - 50 Amp Molded Case Circuit Breaker
    Bolt-On - 50 Amp - 2 Pole - 240 Volt
    Siemens / ITE
    Limited availability
    BQ1B050H - Siemens 50 Amp 1 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    BQ1B050H - Siemens - 50 Amp Molded Case Circuit Breaker
    Bolt-On - 50 Amp - 1 Pole - 120 Volt
    Siemens / ITE
    THHQB2150 - GE 50 Amp 2 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    THHQB2150 - GE - 22kA Circuit Breaker
    Bolt-On - 50 Amp - 2 Pole - 240 Volt
    GE
    Limited availability
    QCGFT2050 - Eaton - Circuit Breaker
    QCGFT2050 - Eaton - GFCI Circuit Breaker
    Feed Thru - 50 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
    Recently viewed