Circuit Breakers

3491 products

    Shop our wide selection of Siemens, GE, Eaton Cutler-Hammer, Square D circuit breakers and more.
    3491 products
    EJB34025 - Square D 25 Amp 3 Pole 480 Volt Bolt-On Circuit Molded Case Breaker
    EJB34025 - Square D 25 Amp 3 Pole 480 Volt Bolt-On Circuit Molded Case Breaker
    EJB34025 - Square D - Molded Case Circuit Breaker
    Bolt-On - 25 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Sale
    EGB34045 - Square D 45 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EGB34045 - Square D 45 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EGB34045 - Square D - Molded Case Circuit Breaker
    Bolt-On - 45 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Save $25 CAD
    Sale
    EJB34070 - Square D 70 Amp 3 Pole 480 Volt Bolt-On Circuit Breaker
    EJB34070 - Square D 70 Amp 3 Pole 480 Volt Bolt-On Circuit Breaker
    EJB34070 - Square D - Molded Case Circuit Breaker
    Bolt-On - 70 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Save $390 CAD
    Sale
    EJB34045 - Square D 45 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EJB34045 - Square D 45 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EJB34045 - Square D - Molded Case Circuit Breaker
    Bolt-On - 45 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Save $270 CAD
    Sale
    TEYL3050B - GE 50 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYL3050B - GE - Molded Case Circuit Breaker
    Bolt-On- 50 Amp - 3 Pole - 480 Volt
    GE
    Save $135 CAD
    Sale
    TEYL3060B - GE 60 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYL3060B - GE - Molded Case Circuit Breaker
    Bolt-On- 60 Amp - 3 Pole - 480 Volt
    GE
    Save $764 CAD
    Sale
    TEYL3030B - GE - Molded Case Circuit Breaker
    Bolt-On- 30 Amp - 3 Pole - 480 Volt
    GE
    Save $125 CAD
    Sale
    TEYL3020B - GE 20 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYL3020B - GE - Molded Case Circuit Breaker
    Bolt-On- 20 Amp - 3 Pole - 480 Volt
    GE
    Save $258 CAD
    Sale
    TEYH3050B - GE - Molded Case Circuit Breaker
    TEYH3050B - GE - Molded Case Circuit Breaker
    Bolt-On- 50 Amp - 3 Pole - 480 Volt
    GE
    Save $663 CAD
    Sale
    TEYH3040B - GE - Molded Case Circuit Breaker
    TEYH3040B - GE - Molded Case Circuit Breaker
    Bolt-On- 40 Amp - 3 Pole - 480 Volt
    GE
    Save $622 CAD
    Sale
    TEYH3030B - GE - Molded Case Circuit Breaker
    TEYH3030B - GE - Molded Case Circuit Breaker
    Bolt-On- 30 Amp - 3 Pole - 480 Volt
    GE
    Save $546 CAD
    Limited availability
    TEYH3045B - GE - Molded Case Circuit Breaker
    TEYH3045B - GE - Molded Case Circuit Breaker
    Bolt-On- 45 Amp - 3 Pole - 480 Volt
    GE
    Save $646 CAD
    Sale
    TEYL3080B - GE 80 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYL3080B - GE - Molded Case Circuit Breaker
    Bolt-On- 80 Amp - 3 Pole - 480 Volt
    GE
    Save $889 CAD
    Sale
    TEYL3070B - GE 70 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYL3070B - GE - Molded Case Circuit Breaker
    Bolt-On- 70 Amp - 3 Pole - 480 Volt
    GE
    Save $841 CAD
    Sale
    TEYL3040B - GE 40 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYL3040B - GE - Molded Case Circuit Breaker
    Bolt-On- 40 Amp - 3 Pole - 480 Volt
    GE
    Save $500 CAD
    Sale
    TEYL3015B - GE 15 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYL3015B - GE - Molded Case Circuit Breaker
    Bolt-On- 15 Amp - 3 Pole - 480 Volt
    GE
    Save $138 CAD
    Sale
    TEYH3090B - GE - Molded Case Circuit Breaker
    TEYH3090B - GE - Molded Case Circuit Breaker
    Bolt-On- 90 Amp - 3 Pole - 480 Volt
    GE
    Save $639 CAD
    Sale
    TEYH3080B - GE - Molded Case Circuit Breaker
    TEYH3080B - GE - Molded Case Circuit Breaker
    Bolt-On- 80 Amp - 3 Pole - 480 Volt
    GE
    Save $786 CAD
    Sale
    TEYH3060B - GE - Molded Case Circuit Breaker
    TEYH3060B - GE - Molded Case Circuit Breaker
    Bolt-On- 60 Amp - 3 Pole - 480 Volt
    GE
    Save $648 CAD
    Sale
    TEYH3020B - GE - Molded Case Circuit Breaker
    TEYH3020B - GE - Molded Case Circuit Breaker
    Bolt-On- 20 Amp - 3 Pole - 480 Volt
    GE
    Save $599 CAD
    Sale
    TEYH3015B - GE - Molded Case Circuit Breaker
    TEYH3015B - GE - Molded Case Circuit Breaker
    Bolt-On- 15 Amp - 3 Pole - 480 Volt
    GE
    Save $567 CAD
    Limited availability
    MBKQJ3A - Siemens 250 Amp 3 Pole Circuit Breaker Mounting Kit
    MBKQJ3A - Siemens - 250 Amp Circuit Breaker Mounting Kit
    225 Amp - 3 Pole
    Siemens / ITE
    LGG3B060L - Siemens - Molded Case Circuit Breaker
    LGG3B060L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 60 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    LGG3B040L - Siemens - Molded Case Circuit Breaker
    LGG3B040L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 40 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    BG3B015 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 15 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    LGG3B020L - Siemens - Molded Case Circuit Breaker
    LGG3B020L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    LGG3B015L - Siemens - Molded Case Circuit Breaker
    LGG3B015L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 15 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    LGG3B090L - Siemens - Molded Case Circuit Breaker
    LGG3B090L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 90 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    LGG3B070L - Siemens - Molded Case Circuit Breaker
    LGG3B070L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 70 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    Sale
    LGB3B100B - Siemens - Molded Case Circuit Breaker
    LGB3B100B - Siemens - Molded Case Circuit Breaker
    Bolt-On - 100 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    Save $193 CAD
    LGG3B050L - Siemens - Molded Case Circuit Breaker
    LGG3B050L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 50 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    Sale
    LGB3B020B - Siemens - Molded Case Circuit Breaker
    LGB3B020B - Siemens - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 480 Volt
    Siemens / ITE
    Save $519 CAD
    Sale
    HGB3B045B - Siemens - Molded Case Circuit Breaker
    HGB3B045B - Siemens - Molded Case Circuit Breaker
    Bolt-On - 45 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    Save $154 CAD
    Sale
    HRA36150U31X - Square D - Molded Case Circuit Breaker
    HRA36150U31X - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 150 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $3,610 CAD
    HFD63B110 - Siemens - Molded Case Circuit Breaker
    HFD63B110 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 110 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    HFD63B250 - Siemens - Molded Case Circuit Breaker
    HFD63B250 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 250 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    ED23B090 - Siemens - Molded Case Circuit Breaker
    ED23B090 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 90 Amp - 3 Pole - 240 Volt
    Siemens/ITE
    CMD63B600 - Siemens - Molded Case Circuit Breaker
    CMD63B500 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 500 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    SGLL36AT0400 - GE 400 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    SGLL36AT0400 - GE - Molded Case Circuit Breaker
    Bolt-On - 400 Amp - 3 Pole - 600 Volt
    GE
    QOB315GFI - Square D - 15 Amp GFCI Circuit Breaker
    Bolt-On - 15 Amp - 3 Pole - 240 Volt
    Schneider Electric
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