Circuit Breakers

3491 products

    Shop our wide selection of Siemens, GE, Eaton Cutler-Hammer, Square D circuit breakers and more.
    3491 products
    JD63B400 - Siemens - Molded Case Circuit Breaker
    JD63B400 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 300 Amp - 3 Pole - 400 Volt
    Siemens/ITE
    HFD63B200 - Siemens - Molded Case Circuit Breaker
    HFD63B200 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 200 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    ED43B045 - Siemens - Molded Case Circuit Breaker
    ED43B045 - Siemens - Molded Case Circuit Breaker
    ED43B045 - Siemens - Molded Case Circuit Breaker
    Bolt On - 45 Amp - 3 Pole - 480 Volt
    Siemens/ITE
    ED23B030 - Siemens 30 Amp 3 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    ED23B030 - Siemens - Molded Case Circuit Breaker
    Bolt On - 30 Amp - 3 Pole - 240 Volt
    Siemens/ITE
    CQD330 - Siemens - Molded Case Circuit Breaker
    CQD330 - Siemens - Molded Case Circuit Breaker
    Feed Thru - 30 Amp - 3 Pole - 480 Volt
    Siemens / ITE
    CED63B070 - Siemens - Molded Case Circuit Breaker
    Bolt On - 70 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    QJH23B225 - Siemens - Molded Case Circuit Breaker
    QJH23B225 - Siemens - Molded Case Circuit Breaker
    Bolt On - 225 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    QJ23B150 - Siemens - Molded Case Circuit Breaker
    QJ23B150 - Siemens - Molded Case Circuit Breaker
    Bolt On - 150 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    Q36000S01 - Siemens 60 Amp 3 Pole 240 Volt Molded Case Circuit Breaker
    Q36000S01 - Siemens - 60 Amp Molded Case Circuit Breaker
    Plug-In - 60 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    Sale
    NGB3B100B - Siemens - Molded Case Circuit Breaker
    NGB3B100B - Siemens - Molded Case Circuit Breaker
    Bolt On - 100 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    Save $322 CAD
    Sale
    NGB3B040B - Siemens - Molded Case Circuit Breaker
    NGB3B040B - Siemens - Molded Case Circuit Breaker
    Bolt On - 40 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    Save $122 CAD
    Sale
    NGB3B030B - Siemens - Molded Case Circuit Breaker
    NGB3B030B - Siemens - Molded Case Circuit Breaker
    Bolt On - 30 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    Save $132 CAD
    LXD63S600A - Siemens - Molded Case Circuit Breaker
    Bolt On - 600 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    LXD63B600 - Siemens - Molded Case Circuit Breaker
    Bolt On - 600 Amp - 3 Pole - 480 Volt
    Siemens / ITE
    JXD63S400A - Siemens - Molded Case Circuit Breaker
    Bolt-on - 400 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    JXD63B350 - Siemens - Molded Case Circuit Breaker
    Bolt-on - 350 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    JXD63B300 - Siemens - Molded Case Circuit Breaker
    Bolt-on - 300 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    Limited availability
    HEB3B100B - Siemens - Molded Case Circuit Breaker
    HEB3B100B - Siemens - Molded Case Circuit Breaker
    Bolt-on - 100 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    HEB3B015B - Siemens - Molded Case Circuit Breaker
    HEB3B015B - Siemens - Molded Case Circuit Breaker
    Bolt-on - 15 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    Sale
    FXD63B125 - Siemens - Molded Case Circuit Breaker
    FXD63B125 - Siemens - Molded Case Circuit Breaker
    Bolt-on - 125 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    Save $340 CAD
    Sale
    FXD63B090 - Siemens - Molded Case Circuit Breaker
    FXD63B090 - Siemens - Molded Case Circuit Breaker
    Bolt-on - 90 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    Save $340 CAD
    ED63B090L - Siemens - Molded Case Circuit Breaker
    ED63B090L - Siemens - Molded Case Circuit Breaker
    Feed Thru - 90 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    ED63B080L - Siemens - Molded Case Circuit Breaker
    ED63B080L - Siemens - Molded Case Circuit Breaker
    Feed Thru - 80 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    ED63B070L - Siemens - Molded Case Circuit Breaker
    ED63B070L - Siemens - Molded Case Circuit Breaker
    Feed Thru - 70 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    ED63B050L - Siemens - Molded Case Circuit Breaker
    ED63B050L - Siemens - Molded Case Circuit Breaker
    Feed Thru - 50 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    ED63B035L - Siemens - Molded Case Circuit Breaker
    ED63B035L - Siemens - Molded Case Circuit Breaker
    Feed Thru - 35 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    ED63A100 - Siemens - Molded Case Circuit Breaker
    ED63A100 - Siemens - Molded Case Circuit Breaker
    Bolt-on - 100 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    ED63A030 - Siemens - Molded Case Circuit Breaker
    ED63A030 - Siemens - Molded Case Circuit Breaker
    Bolt-on - 30 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    ED63A003 - Siemens - Molded Case Circuit Breaker
    ED63A003 - Siemens - Molded Case Circuit Breaker
    Bolt-on - 3 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    CND63B120 - Siemens - Molded Case Circuit Breaker
    CND63B120 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 1200 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    CED63B060L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 60 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    CED63B030L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 30 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    THQD32200WL - GE 200 Amp 3 Pole 240 Volt Molded Case Circuit Breaker
    THQD32200WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 200 Amp - 3 Pole - 240 Volt
    GE
    THQC32060WL - GE - Molded Case Circuit Breaker
    THQC32060WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 60 Amp - 3 Pole - 240 Volt
    GE
    Sale
    THQB32100ST1 - GE - 100 Amp Shunt Trip Circuit Breaker
    THQB32100ST1 - GE - 100 Amp Shunt Trip Circuit Breaker
    Bolt-On - 100 Amp - 3 Pole - 240 Volt
    GE
    Save $165 CAD
    B360H - Siemens - 60 Amp 22kA Circuit Breaker
    Bolt-On - 60 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    B330HH - Siemens - 30 Amp 22kA Circuit Breaker
    Bolt-On - 30 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    B33000S01 - Siemens - 30 Amp Shunt Trip Circuit Breaker
    Bolt-On - 30 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    B325H - Siemens - 25 Amp 22kA Circuit Breaker
    Bolt-On - 25 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    B32000S01 - Siemens - 20 Amp Shunt Trip Circuit Breaker
    Bolt-On - 15 Amp - 3 Pole - 240 Volt
    Siemens / ITE
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