Circuit Breakers

3491 products

    Shop our wide selection of Siemens, GE, Eaton Cutler-Hammer, Square D circuit breakers and more.
    3491 products
    Sale
    QO320GFI - Square D - Molded Case Circuit Breaker
    Plug-In - 20 Amp - 3 Pole - 240 Volt
    Schneider Electric
    Save $70.01 CAD
    Limited availability
    BAB3030HV - Eaton Cutler-Hammer 30 Amp 3 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    BAB3030HV - Eaton - 30 Amp Molded Case Circuit Breaker
    Bolt-On - 30 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $91 CAD
    Sale
    JDL36250U43X - Square D - Molded Case Circuit Breakers
    JDL36250U53X - Square D - Molded Case Circuit Breaker
    Feed-Thru - 250 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $630 CAD
    JJL36250U31X - Square D - Molded Case Circuit Breaker
    JJL36250U31X - Square D - Molded Case Circuit Breaker
    Feed-Thru - 250 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Sale
    HRL36150U31X - Square D - Molded Case Circuit Breaker
    HRL36150U31X - Square D - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $694 CAD
    Sale
    FH36060 - Square D 60 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    FH36060 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 60 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $158 CAD
    Sale
    HFDE308036 - Eaton - Molded Case Circuit Breaker
    HFDE308036 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 80 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $2,416 CAD
    Sale
    BJA36030 - Square D 30 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BJA36030 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 30 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $310 CAD
    ED43B070 - Siemens - Molded Case Circuit Breaker
    ED43B070 - Siemens - Molded Case Circuit Breaker
    ED43B070 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 70 Amp - 3 Pole - 480 Volt
    Siemens/ITE
    Sale
    TEYL3100B - GE 100 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYL3100B - GE - Molded Case Circuit Breaker
    Bolt-On - 100 Amp - 3 Pole - 480 Volt
    GE
    Save $679 CAD
    Sale
    LGH3630NN - Eaton - Molded Case Circuit Breaker
    LGH3630NN - Eaton - Molded Case Circuit Breaker
    Bolt-On - 630 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $976 CAD
    KAL36125 - Square D 125 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    KAL36125 - Square D - Molded Case Circuit Breakers
    Feed Thru - 125 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Sale
    NGC312032EC - Eaton - Molded Case Circuit Breaker
    NGC312032EC - Eaton - Molded Case Circuit Breaker
    Bolt-On - 1200 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $4,600 CAD
    Sale
    JDL36250U31X - Square D 250 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    JDL36250U31X - Square D - Molded Case Circuit Breakers
    Feed Thru - 250 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $659 CAD
    HQR23B125 - Siemens - Molded Case Circuit Breaker
    HQR23B125 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 125 Amp - 3 Pole - 240 Volt
    Siemens/ITE
    Sale
    JGA36250U31X - Square D 250 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    JGA36250U31X - Square D - Molded Case Circuit Breakers
    I-Line Plug-In - 250 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $2,106 CAD
    Sale
    HMDL3700Y - Eaton Molded Case Circuit Breakers
    HMDL3700 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 700 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $1,942 CAD
    Sale
    HMCP150U4 - Eaton - Molded Case Circuit Breaker
    HMCP150U4 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $316 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
    EDB34060SA - Square D 60 Amp 3 Pole 480 Volt Molded Case Circuit Breaker
    EDB34060SA - Square D - Molded Case Circuit Breakers
    Bolt On - 60 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Sale
    LGH3600FAG - Eaton - Molded Case Circuit Breaker
    LGH3600FAG - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 600 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $5,492 CAD
    Sale
    LGH3400FAG - Eaton - Molded Case Circuit Breaker
    LGH3400FAG - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $4,971 CAD
    Sale
    LGE3630NN - Eaton - Molded Case Circuit Breaker
    LGE3630NN - Eaton - Molded Case Circuit Breaker
    Bolt-On - 630 Amp - 3 Pole - 3 Volt
    Eaton Cutler-Hammer
    Save $1,637 CAD
    BRH340 - Eaton Cutler-Hammer 40 Amp 3 Pole 240 Volt Molded Case Circuit Breakers
    BRH340 - Eaton - 40 Amp Molded Case Circuit Breakers
    Plug-In - 40 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    NGG3B080L - Siemens - Molded Case Circuit Breaker
    NGG3B080L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 80 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    NGG3B040L - Siemens - Molded Case Circuit Breaker
    NGG3B040L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 40 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    FBV36TE015RV - GE 15 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    FBV36TE015RV - GE - Molded Case Circuit Breaker
    Bolt-On - 15 Amp - 3 Pole - 600 Volt
    GE
    Sale
    EGB3015FFG - Eaton - Molded Case Circuit Breaker
    EGB3015FFG - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 15 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $306 CAD
    HHJXD63B300 - Siemens - Molded Case Circuit Breaker
    HHJXD63B300 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 300 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    QO315GFI - Square D 15 Amp 3 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    QO315GFI - Square D - Molded Case Circuit Breaker
    Plug-In - 15 Amp - 3 Pole - 240 Volt
    Schneider Electric
    Sale
    BGL36100 - Square D 100 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BGL36100 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 100 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $232 CAD
    HFDE315021 - Eaton - Molded Case Circuit Breaker
    HFDE315021 - Eaton - Molded Case Circuit Breaker
    4 Volt
    Eaton Cutler-Hammer
    THQL32035 - GE 35 Amp 3 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    THQL32035 - GE - Circuit Breaker
    Plug-In - 35 Amp - 3 Pole - 240 Volt
    GE
    THQL32025 - GE 25 Amp 3 Pole 240 Volt Molded Case Circuit Breaker
    THQL32025 - GE 25 Amp Molded Case Circuit Breaker
    Plug-In - 25 Amp - 3 Pole - 240 Volt
    GE
    Sale
    PGL36120U44A - Square D 1200 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    PGL36120U44A - Square D - Molded Case Circuit Breaker
    Feed-Thru - 1200 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $3,970 CAD
    Sale
    NGH312036E - Eaton - Molded Case Circuit Breaker
    NGH312036E - Eaton - Molded Case Circuit Breaker
    Bolt-On - 1200 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $8,204 CAD
    Sale
    LGE3600FAG - Eaton - Molded Case Circuit Breaker
    LGE3600FAG - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 600 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $4,244 CAD
    Sale
    NGS312032E - Eaton - Molded Case Circuit Breaker
    NGS312032E - Eaton - Molded Case Circuit Breaker
    Bolt-On - 1200 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $8,049 CAD
    Sale
    FDB3010L - Eaton - Molded Case Circuit Breaker
    FDB3010L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 10 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $827 CAD
    Sale
    TEYD3020B - GE 20 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYD3020B - GE - Molded Case Circuit Breaker
    Bolt-On- 20 Amp - 3 Pole - 480 Volt
    GE
    Save $330 CAD
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