Circuit Breakers

3491 products

    Shop our wide selection of Siemens, GE, Eaton Cutler-Hammer, Square D circuit breakers and more.
    3491 products
    Sale
    EJB34035 - Square D 35 Amp 3 Pole 480 Volt Bolt-On Circuit Breaker
    EJB34035 - Square D 35 Amp 3 Pole 480 Volt Bolt-On Circuit Breaker
    EJB34035 - Square D - Molded Case Circuit Breaker
    Bolt-On - 35 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Save $210 CAD
    EGB36100SA - Square D 100 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    EGB36100SA - Square D - Molded Case Circuit Breakers
    Bolt On - 100 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Limited availability
    EGB36045 - Square D 45 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    EGB36045 - Square D 45 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    EGB36045 - Square D - Molded Case Circuit Breaker
    Bolt-On - 45 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Save $510 CAD
    EGB36020SA - Square D 20 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    EGB36020SA - Square D - Molded Case Circuit Breakers
    Bolt On - 20 Amp - 3 Pole - 480 Volt
    Schneider Electric
    QO340GFI - Square D 40 Amp 3 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    QO340GFI - Square D - 40 Amp Molded Case Circuit Breaker
    Plug-In - 40 Amp - 3 Pole - 240 Volt
    Schneider Electric
    PJL36080U31A - Square D - Molded Case Circuit Breakers
    Feed Thru - 800 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Sale
    QPHW3030H - Eaton - Molded Case Circuit Breaker
    QPHW3030H - Eaton - Molded Case Circuit Breaker
    Plug-In - 30 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $78 CAD
    EC3060 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 60 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Limited availability
    BR370ST - Eaton Cutler-Hammer 70 Amp 3 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    BR370ST - Eaton - 70 Amp Molded Case Circuit Breaker
    Plug-In - 70 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Limited availability
    BRH3100 - Eaton Cutler-Hammer 100 Amp 3 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    BRH3100 - Eaton - 100 Amp Molded Case Circuit Breaker
    Plug-In - 100 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Limited availability
    BR3100ST - Eaton Cutler-Hammer 100 Amp 3 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    BR3100ST - Eaton - 100 Amp Molded Case Circuit Breaker
    Plug-In - 100 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Limited availability
    BRH370 - Eaton Cutler-Hammer 70 Amp 3 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    BRH370 - Eaton - 70 Amp Molded Case Circuit Breaker
    Plug-In - 70 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    BAB3045HS - Eaton - 45 Amp Molded Case Circuit Breaker
    Bolt-On - 45 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    BAB3025HS - Eaton - 25 Amp Molded Case Circuit Breaker
    Bolt-On - 25 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Limited availability
    GHC3020 - Eaton - Molded Case Circuit Breaker
    GHC3020 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $91 CAD
    Sale
    EHC3040 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $270 CAD
    Limited availability
    BR390ST - Eaton Cutler-Hammer 90 Amp 3 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    BR390ST - Eaton - 90 Amp Molded Case Circuit Breaker
    Plug-In - 90 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Limited availability
    BR380ST - Eaton Cutler-Hammer 80 Amp 3 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    BR380ST - Eaton - 80 Amp Molded Case Circuit Breaker
    Plug-In - 80 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    QCHW3050H - Eaton - Molded Case Circuit Breaker
    QCHW3050H - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 50 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Sale
    CHB390 - Eaton - 90 Amp Molded Case Circuit Breaker
    Bolt-On - 90 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $86 CAD
    CH330ST - Eaton Cutler-Hammer 30 Amp 3 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    CH330ST - Eaton - 30 Amp Circuit Breaker
    Plug-In - 30 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Sale
    CH360ST - Eaton Cutler-Hammer 60 Amp 3 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    CH360ST - Eaton - 60 Amp Molded Case Circuit Breaker
    Plug-In - 60 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $271 CAD
    Sale
    CH350ST - Eaton Cutler-Hammer 50 Amp 3 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    CH350ST - Eaton - 50 Amp Molded Case Circuit Breaker
    Plug-In - 50 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $233 CAD
    Limited availability
    CHB380 - Eaton - 80 Amp Molded Case Circuit Breaker
    Bolt-On - 80 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $275 CAD
    Sale
    GD3020D - Eaton - Molded Case Circuit Breaker
    GD3020D - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $508 CAD
    Sale
    GHC3070 - Eaton - Molded Case Circuit Breaker
    GHC3070 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 70 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $139 CAD
    Sale
    XTCE115G00A - Eaton - Molded Case Circuit Breaker
    XTCE115G00A - Eaton - Molded Case Circuit Breaker
    115 Amp - 3 Pole - 120 Volt
    Eaton Cutler-Hammer
    Save $486 CAD
    KC34225 - Square D - Molded Case Circuit Breaker
    KC34175 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 175 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Limited availability
    QE3150VH - Square D 150 Amp 3 Pole 240 Volt Molded Case Circuit Breaker
    QE3150VH - Square D - 150 Amp Molded Case Circuit Breaker
    Plug-In - 150 Amp - 3 Pole - 240 Volt
    Schneider Electric
    LXL36150 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 3 Pole - 600 Volt
    Schneider Electric
    QDA32080 - Square D 80 Amp 3 Pole 240 Volt Molded Case Circuit Breaker
    QDA32080 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 80 Amp - 3 Pole - 240 Volt
    Schneider Electric
    LXL36125 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 125 Amp - 3 Pole - 600 Volt
    Schneider Electric
    KA36110 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 110 Amp - 3 Pole - 600 Volt
    Schneider Electric
    LAP36250MB - Square D 250 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    LAP36250MB - Square D - Molded Case Circuit Breaker
    Bolt On - 250 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Sale
    HJL36030AA - Square D - Molded Case Circuit Breaker
    HJL36030AA - Square D - Molded Case Circuit Breaker
    Feed-Thru - 30 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $770 CAD
    LAL36400MB - Square D 400 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    LAL36400MB - Square D - Molded Case Circuit Breaker
    Feed-Thru - 600 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Sale
    NJG3B300 - Square D - Molded Case Circuit Breaker
    Bolt On - 300 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $330 CAD
    KCB34150 - Square D - Molded Case Circuit Breaker
    KCB34150 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 150 Amp - 3 Pole - 480 Volt
    Schneider Electric
    KC32225 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 225 Amp - 3 Pole - 240 Volt
    Schneider Electric
    FAL320801021 - Square D 80 Amp 3 Pole 240 Volt Molded Case Circuit Breaker
    FAL320801021 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 80 Amp - 3 Pole - 240 Volt
    Schneider Electric
    Recently viewed