Circuit Breakers

9310 products

    Shop our wide selection of Siemens, GE, Eaton Cutler-Hammer, Square D circuit breakers and more.
    9310 products
    Sale
    QC3045H - Eaton - Molded Case
    QC3045H - Eaton - Molded Case Circuit Breakers
    Feed-Thru - 45 Amp - 3 Pole - 240 Volt
    Eaton
    Save $197 CAD
    Sale
    QC3010H - Eaton - Molded Case
    QC3010H - Eaton - Molded Case Circuit Breakers
    Feed-Thru - 10 Amp - 3 Pole - 4 Volt
    Eaton
    Save $135 CAD
    QC1045 - Eaton - Molded Case
    QC1045 - Eaton - Molded Case Circuit Breakers
    Feed-Thru - 45 Amp - 1 Pole - 240 Volt
    Eaton
    Sale
    QBHW3040HS - Eaton - Molded Case
    QBHW3040HS - Eaton - Molded Case Circuit Breakers
    Bolt-On - 40 Amp - 3 Pole - 240 Volt
    Eaton
    Save $727 CAD
    Sale
    QBHW2110 - Eaton - Molded Case
    QBHW2110 - Eaton - Molded Case Circuit Breakers
    Bolt-On - 110 Amp - 2 Pole - 240 Volt
    Eaton
    Save $909 CAD
    Limited availability
    QBHW2090S - Eaton - Molded Case
    QBHW2090S - Eaton - Molded Case Circuit Breakers
    Bolt-On - 90 Amp - 2 Pole - 240 Volt
    Eaton
    Save $960 CAD
    Limited availability
    QBHW2080S - Eaton - Molded Case
    QBHW2080S - Eaton - Molded Case Circuit Breakers
    Bolt-On - 80 Amp - 2 Pole - 240 Volt
    Eaton
    Save $998 CAD
    Sale
    QBHCAF1020 - Eaton - Molded Case
    QBHCAF1020 - Eaton - Molded Case Circuit Breakers
    Bolt-On - 20 Amp - 1 Pole - 2 Volt
    Eaton
    Save $190 CAD
    Sale
    NGS308036EC - Eaton - Molded Case
    NGS308036EC - Eaton - Molded Case Circuit Breakers
    Bolt-On - 800 Amp - 3 Pole - 600 Volt
    Eaton
    Save $4,725 CAD
    Sale
    NGS308032EC - Eaton - Molded Case
    NGS308032EC - Eaton - Molded Case Circuit Breakers
    Bolt-On - 800 Amp - 3 Pole - 600 Volt
    Eaton
    Save $6,324 CAD
    Sale
    NGH308032EC - Eaton - Molded Case
    NGH308032EC - Eaton - Molded Case Circuit Breakers
    Bolt-On - 800 Amp - 3 Pole - 600 Volt
    Eaton
    Save $5,595 CAD
    Sale
    NGC312036EC - Eaton - Molded Case
    NGC312036EC - Eaton - Molded Case Circuit Breakers
    Bolt-On - 1200 Amp - 3 Pole - 600 Volt
    Eaton
    Save $13,504 CAD
    Sale
    NDC3800T36W - Eaton - Molded Case
    NDC3800T36W - Eaton - Molded Case Circuit Breakers
    Bolt-On - 800 Amp - 3 Pole - 600 Volt
    Eaton
    Save $4,360 CAD
    Sale
    NDC3800T35W - Eaton - Molded Case
    NDC3800T35W - Eaton - Molded Case Circuit Breakers
    Bolt-On - 800 Amp - 3 Pole - 600 Volt
    Eaton
    Save $4,232 CAD
    Sale
    NDC3800T33W - Eaton - Molded Case
    NDC3800T33W - Eaton - Molded Case Circuit Breakers
    Bolt-On - 800 Amp - 3 Pole - 600 Volt
    Eaton
    Save $2,986 CAD
    Sale
    NDC3800T32W - Eaton - Molded Case
    NDC3800T32W - Eaton - Molded Case Circuit Breakers
    Bolt-On - 800 Amp - 3 Pole - 600 Volt
    Eaton
    Save $10,046 CAD
    Sale
    NDC312T36W - Eaton - Molded Case
    NDC312T36W - Eaton - Molded Case Circuit Breakers
    Bolt-On - 1200 Amp - 3 Pole - 600 Volt
    Eaton
    Save $15,554 CAD
    Sale
    NDC312T33W - Eaton - Molded Case
    NDC312T33W - Eaton - Molded Case Circuit Breakers
    Bolt-On - 1200 Amp - 3 Pole - 600 Volt
    Eaton
    Save $11,189 CAD
    Sale
    NDC312T32W - Eaton - Molded Case
    NDC312T32W - Eaton - Molded Case Circuit Breakers
    Bolt-On - 1200 Amp - 3 Pole - 600 Volt
    Eaton
    Save $10,125 CAD
    Sale
    ND3800T36W - Eaton - Molded Case
    ND3800T36W - Eaton - Molded Case Circuit Breakers
    Bolt-On - 800 Amp - 3 Pole - 600 Volt
    Eaton
    Save $8,279 CAD
    Sale
    ND3800T35W - Eaton - Molded Case
    ND3800T35W - Eaton - Molded Case Circuit Breakers
    Bolt-On - 800 Amp - 3 Pole - 600 Volt
    Eaton
    Save $6,838 CAD
    Sale
    ND3800T32W - Eaton - Molded Case
    ND3800T32W - Eaton - Molded Case Circuit Breakers
    Bolt-On - 800 Amp - 3 Pole - 600 Volt
    Eaton
    Save $6,054 CAD
    Sale
    ND312T33W - Eaton - Molded Case
    ND312T33W - Eaton - Molded Case Circuit Breakers
    Bolt-On - 1200 Amp - 3 Pole - 600 Volt
    Eaton
    Save $10,450 CAD
    Sale
    NB3800P - Eaton - Molded Case
    NB3800P - Eaton - Molded Case Circuit Breakers
    Feed-Thru - 800 Amp - 3 Pole - 600 Volt
    Eaton
    Save $22,406 CAD
    Sale
    MDL3450 - Eaton - Molded Case
    MDL3450 - Eaton - Molded Case Circuit Breakers
    Feed-Thru - 450 Amp - 3 Pole - 600 Volt
    Eaton
    Save $1,838 CAD
    Sale
    LW3630WK - Eaton - Molded Case
    LW3630WK - Eaton - Molded Case Circuit Breakers
    Bolt-On - 630 Amp - 3 Pole - 690 Volt
    Eaton
    Save $1,162 CAD
    Sale
    LT3500FA - Eaton - Molded Case
    LT3500FA - Eaton - Molded Case Circuit Breakers
    Bolt-On - 500 Amp - 3 Pole - 600 Volt
    Eaton
    Save $337 CAD
    Sale
    LGU360033W - Eaton - Molded Case
    LGU360033W - Eaton - Molded Case Circuit Breakers
    Bolt-On - 600 Amp - 3 Pole - 600 Volt
    Eaton
    Save $3,171 CAD
    Sale
    LGU360032W - Eaton - Molded Case
    LGU360032W - Eaton - Molded Case Circuit Breakers
    Bolt-On - 600 Amp - 3 Pole - 600 Volt
    Eaton
    Save $2,874 CAD
    Sale
    LGU3500FAG - Eaton - Molded Case
    LGU3500FAG - Eaton - Molded Case Circuit Breakers
    Feed-Thru - 500 Amp - 3 Pole - 600 Volt
    Eaton
    Save $1,729 CAD
    Sale
    LGU3400FAG - Eaton - Molded Case
    LGU3400FAG - Eaton - Molded Case Circuit Breakers
    Feed-Thru - 400 Amp - 3 Pole - 600 Volt
    Eaton
    Save $1,952 CAD
    Sale
    LGS3630NNWC - Eaton - Molded Case
    LGS3630NNWC - Eaton - Molded Case Circuit Breakers
    Bolt-On - 630 Amp - 3 Pole - 600 Volt
    Eaton
    Save $583 CAD
    Sale
    LGS3600FAGC - Eaton - Molded Case
    LGS3600FAGC - Eaton - Molded Case Circuit Breakers
    Feed-Thru - 600 Amp - 3 Pole - 600 Volt
    Eaton
    Save $1,510 CAD
    Sale
    LGS3250FAG - Eaton - Molded Case
    LGS3250FAG - Eaton - Molded Case Circuit Breakers
    Feed-Thru - 250 Amp - 3 Pole - 600 Volt
    Eaton
    Save $2,264 CAD
    Sale
    LGH360032W - Eaton - Molded Case
    LGH360032W - Eaton - Molded Case Circuit Breakers
    Bolt-On - 600 Amp - 3 Pole - 600 Volt
    Eaton
    Save $1,928 CAD
    Sale
    LGH340032W - Eaton - Molded Case
    LGH340032W - Eaton - Molded Case Circuit Breakers
    Bolt-On - 400 Amp - 3 Pole - 600 Volt
    Eaton
    Save $3,257 CAD
    Sale
    LGH3250FAG - Eaton - Molded Case
    LGH3250FAG - Eaton - Molded Case Circuit Breakers
    Feed-Thru - 250 Amp - 3 Pole - 600 Volt
    Eaton
    Save $2,572 CAD
    Sale
    LGEDC3600FAG - Eaton - Molded Case
    LGEDC3600FAG - Eaton - Molded Case Circuit Breakers
    Feed-Thru - 600 Amp - 3 Pole - 600 Volt
    Eaton
    Save $1,671 CAD
    Sale
    LGE340032W - Eaton - Molded Case
    LGE340032W - Eaton - Molded Case Circuit Breakers
    Bolt-On - 400 Amp - 3 Pole - 600 Volt
    Eaton
    Save $900 CAD
    Sale
    LGE3300FAGC - Eaton - Molded Case
    LGE3300FAGC - Eaton - Molded Case Circuit Breakers
    Feed-Thru - 300 Amp - 3 Pole - 600 Volt
    Eaton
    Save $91 CAD
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