Circuit Breakers

9278 products

    Shop our wide selection of Siemens, GE, Eaton Cutler-Hammer, Square D circuit breakers and more.
    9278 products
    Sale
    KD3125 - Eaton - Molded Case Circuit Breaker
    KD3125 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 125 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $668 CAD
    Sale
    KDC3200 - Eaton - Molded Case Circuit Breaker
    KDC3200 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 200 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $851 CAD
    Sale
    KD3100 - Eaton - Molded Case Circuit Breaker
    KD3100 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 100 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $1,267 CAD
    Limited availability
    JGH3250FAGC - Eaton - Molded Case Circuit Breaker
    JGH3250FAGC - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 250 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $2,554 CAD
    Sale
    KDB3250 - Eaton - Molded Case Circuit Breaker
    KDB3250 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 250 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $2,449 CAD
    A1L3RPK - Eaton - Circuit Breaker Switch
    A1L3RPK - Eaton - Circuit Breaker Switch
    Eaton Cutler-Hammer
    Sale
    JDB3175 - Eaton - Molded Case Circuit Breaker
    JDB3175 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 175 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $1,146 CAD
    Sale
    JDB3100 - Eaton - Molded Case Circuit Breaker
    JDB3100 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 100 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $1,331 CAD
    Sale
    JD3250KW - Eaton - Molded Case Circuit Breaker
    JD3250KW - Eaton - Molded Case Circuit Breaker
    Bolt-On - 250 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $2,839 CAD
    Sale
    JDC3250 - Eaton - Molded Case Circuit Breaker
    JDC3250 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 250 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $2,579 CAD
    Sale
    JDC3200 - Eaton - Molded Case Circuit Breaker
    JDC3200 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 200 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $2,800 CAD
    Sale
    JD3100 - Eaton - Molded Case Circuit Breaker
    JD3100 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 100 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $497 CAD
    Sale
    HND3800T36W - Eaton - Molded Case Circuit Breaker
    HND3800T36W - Eaton - Molded Case Circuit Breaker
    Bolt-On - 800 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $13,125 CAD
    Sale
    HKD3400W - Eaton - Molded Case Circuit Breaker
    HKD3400W - Eaton - Molded Case Circuit Breaker
    Bolt-On - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $641 CAD
    Sale
    JD3250 - Eaton - Molded Case Circuit Breaker
    JD3250 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 250 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $501 CAD
    Sale
    HKD3400K - Eaton - Molded Case Circuit Breaker
    HKD3400K - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $1,392 CAD
    Sale
    HKD3250 - Eaton - Molded Case Circuit Breaker
    HKD3250 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 250 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $830 CAD
    Sale
    JD3175 - Eaton - Molded Case Circuit Breaker
    JD3175 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 175 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $1,402 CAD
    Sale
    HKD3150 - Eaton - Molded Case Circuit Breaker
    HKD3150 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $1,793 CAD
    Sale
    HJD3250K - Eaton - Molded Case Circuit Breaker
    HJD3250K - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 250 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $611 CAD
    Sale
    HJD3150 - Eaton - Molded Case Circuit Breaker
    HJD3150 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $1,024 CAD
    Sale
    HKD3175 - Eaton - Molded Case Circuit Breaker
    HKD3175 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 175 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $2,201 CAD
    Sale
    HJD3200W - Eaton - Molded Case Circuit Breaker
    HJD3200W - Eaton - Molded Case Circuit Breaker
    Bolt-On - 200 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $833 CAD
    Sale
    HJD3175W - Eaton - Molded Case Circuit Breaker
    HJD3175W - Eaton - Molded Case Circuit Breaker
    Bolt-On - 175 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $700 CAD
    Sale
    HJD3200 - Eaton - Molded Case Circuit Breaker
    HJD3200 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 200 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $764 CAD
    Sale
    HJD3125 - Eaton - Molded Case Circuit Breaker
    HJD3125 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 125 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $848 CAD
    Sale
    HFD2175 - Eaton - Molded Case Circuit Breaker
    HFD2175 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 175 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $703 CAD
    Sale
    HFD2150 - Eaton - Molded Case Circuit Breaker
    HFD2150 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 150 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $829 CAD
    Sale
    EGC3110FFG - Eaton - Molded Case Circuit Breaker
    EGC3110FFG - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 110 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $2,041 CAD
    Sale
    DK3400W - Eaton - Molded Case Circuit Breaker
    DK3400W - Eaton - Molded Case Circuit Breaker
    Bolt-On - 400 Amp - 3 Pole - 2 Volt
    Eaton Cutler-Hammer
    Save $2,267 CAD
    Sale
    HFD2110 - Eaton - Molded Case Circuit Breaker
    HFD2110 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 110 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $971 CAD
    Sale
    DK3350W - Eaton - Molded Case Circuit Breaker
    DK3350W - Eaton - Molded Case Circuit Breaker
    Bolt-On - 350 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $400 CAD
    Sale
    DK3300W - Eaton - Molded Case Circuit Breaker
    DK3300W - Eaton - Molded Case Circuit Breaker
    Bolt-On - 300 Amp - 3 Pole - 2 Volt
    Eaton Cutler-Hammer
    Save $419 CAD
    Sale
    CND3800T36W - Eaton - Molded Case Circuit Breaker
    CND3800T36W - Eaton - Molded Case Circuit Breaker
    Bolt-On - 800 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $6,073 CAD
    Sale
    CLDC3600F - Eaton - Molded Case Circuit Breaker
    CLDC3600F - Eaton - Molded Case Circuit Breaker
    Bolt-On - 600 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $11,292 CAD
    Limited availability
    EGC3125FFG - Eaton - Molded Case Circuit Breaker
    EGC3125FFG - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 125 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $302 CAD
    Sale
    CND3800T57W - Eaton - Molded Case Circuit Breaker
    CND3800T57W - Eaton - Molded Case Circuit Breaker
    Bolt-On - 800 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $7,839 CAD
    Sale
    CKD3400F - Eaton - Molded Case Circuit Breaker
    CKD3400F - Eaton - Molded Case Circuit Breaker
    400 Amp - 600 Volt
    Eaton Cutler-Hammer
    Save $608 CAD
    Limited availability
    QCGF2015 - Eaton - Circuit Breaker
    QCGF2015 - Eaton - Circuit Breaker
    Feed Thru - 15 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    BA115AFC - Siemens 15 Amp 1 Pole AFCI Bolt-On Circuit Breaker
    BA120AFC - Siemens - 20 Amp AFCI Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Siemens / ITE
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