Circuit Breakers

2576 products

    Shop our wide selection of Siemens, GE, Eaton Cutler-Hammer, Square D circuit breakers and more.
    2576 products
    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
    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
    Limited availability
    QCGF2015 - Eaton - Circuit Breaker
    QCGF2015 - Eaton - Circuit Breaker
    Feed Thru - 15 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    GBH1070 - Eaton Cutler-Hammer 70 Amp 1 Pole 277 Volt Molded Case Circuit Breaker
    GBH1070 - Eaton - 70 Amp Molded Case Circuit Breaker
    Bolt-On - 70 Amp - 1 Pole - 600 Volt
    Eaton Cutler-Hammer
    Limited availability
    GBH2045 - Eaton Cutler-Hammer 45 Amp 2 Pole 600 Volt Bolt-On Circuit Breaker
    GBH2045 - Eaton - 45 Amp Circuit Breaker
    Bolt-On - 45 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    Limited availability
    GBH2035 - Eaton Cutler-Hammer 35 Amp 2 Pole 600 Volt Molded Case Circuit Breaker
    GBH2035 - Eaton - 35 Amp Molded Case Circuit Breaker
    Bolt-On - 35 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    GBH1060 - Eaton Cutler-Hammer 60 Amp 1 Pole 600 Volt Bolt-On Circuit Breaker
    GBH1060 - Eaton - 60 Amp Circuit Breaker
    Bolt-On - 60 Amp - 1 Pole - 600 Volt
    Eaton Cutler-Hammer
    GBH1050 - Eaton Cutler-Hammer 40 Amp 1 Pole 600 Volt Molded Case Circuit Breaker
    GBH1050 - Eaton - 40 Amp Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 1 Pole - 600 Volt
    Eaton Cutler-Hammer
    GBH1045 - Eaton Cutler-Hammer 45 Amp 1 Pole 600 Volt Bolt-On Circuit Breaker
    GBH1045 - Eaton - 45 Amp Circuit Breaker
    Bolt-On - 45 Amp - 1 Pole - 600 Volt
    Eaton Cutler-Hammer
    GBH1040 - Eaton Cutler-Hammer 40 Amp 1 Pole 600 Volt Molded Case Circuit Breaker
    GBH1040 - Eaton - 40 Amp Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 1 Pole - 600 Volt
    Eaton Cutler-Hammer
    Sale
    NGC312033E - Eaton - Molded Case Circuit Breaker
    NGC312033E - Eaton - Molded Case Circuit Breaker
    Bolt-On - 1200 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $3,590 CAD
    Sale
    HMCP400Y5C - Eaton - Molded Case Circuit Breaker
    HMCP400Y5C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $1,806 CAD
    Sale
    HMCP400W5C - Eaton - Molded Case Circuit Breaker
    HMCP400W5C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $966 CAD
    Sale
    HMCP400N5C - Eaton - Molded Case Circuit Breaker
    HMCP400N5C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $2,021 CAD
    Sale
    HMCP400K5C - Eaton - Molded Case Circuit Breaker
    HMCP400K5C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $1,172 CAD
    HMCP400F5C - Eaton - Molded Case Circuit Breaker
    HMCP400F5C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Sale
    HMCP250K5C - Eaton - Molded Case Circuit Breaker
    HMCP250K5C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 250 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $613 CAD
    Sale
    HJD3175 - Eaton - Molded Case Circuit Breaker
    HJD3175 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 175 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $755 CAD
    Sale
    GD3090 - Eaton - Molded Case Circuit Breaker
    GD3090 - Eaton - Molded Case Circuit Breaker
    Feed Thru - 90 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $476 CAD
    Sale
    EGS3125FFG - Eaton - Molded Case Circuit Breaker
    EGS3125FFG - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 125 Amp - 3 Pole - 1 Volt
    Eaton Cutler-Hammer
    Save $774 CAD
    Sale
    BR350ST - Eaton Cutler-Hammer 50 Amp 3 Pole Shunt Trip Circuit Breaker
    BR350ST - Eaton - 50 Amp Shunt Trip Circuit Breaker
    Plug-In - 50 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $119 CAD
    BR310 - Eaton Cutler-Hammer 10 Amp 3 Pole 240 Volt Plug-On Circuit Breaker
    BR310 - Eaton - 10 Amp Circuit Breaker
    Plug-In - 10 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Limited availability
    QCR1050 - Eaton - Circuit Breaker
    QCR1050 - Eaton - Circuit Breaker
    Feed Thru - 50 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    QC3090H - Eaton - Circuit Breaker
    QC3090H - Eaton - Circuit Breaker
    Feed Thru - 90 Amp - 3 Pole - 4 Volt
    Eaton Cutler-Hammer
    QC3080H - Eaton - Circuit Breaker
    QC3080H - Eaton - Circuit Breaker
    Feed Thru - 80 Amp - 3 Pole - 4 Volt
    Eaton Cutler-Hammer
    Limited availability
    QC3035H - Eaton - Circuit Breaker
    QC3035H - Eaton - Circuit Breaker
    Feed Thru - 35 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
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