Circuit Breakers

388 products

    Shop our wide selection of Siemens, GE, Eaton Cutler-Hammer, Square D circuit breakers and more.
    388 products
    Sale
    FA34040 - Square D 40 Amp 3 Pole 480 Volt Plug-In Molded Case Circuit Breaker
    FA34040 - Square D - 40 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $224.61
    Sale
    BJA36040 - Square D 40 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BJA36040 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,253.01
    Sale
    HGA36040 - Square D 40 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGA36040 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $925.01
    BQ230240 - Eaton - Quad Circuit Breaker
    BQ230240 - Eaton - Quad Circuit Breaker
    Eaton Cutler-Hammer
    Sale
    TED134040 - GE 40 Amp 3 Pole 480 Volt Molded Case Thermal Magnetic Circuit Breaker
    TED134040 - GE - Molded Case Circuit Breaker
    GE
    Save $409.01
    CHOM140 - HomeLine 40 Amp 1 Pole 120 Volt Plug-In Circuit Breaker
    HOM140 - Square D Homeline - Circuit Breaker
    Schneider Electric
    Sale
    HFD3040 - Eaton - Moded Case Circuit Breaker
    HFD3040 - Eaton - Moded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $2,080.19
    UBIZ240 - Connecticut Electric 40 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    UBIZ240 - Connecticut Electric 40 Amp Molded Case Circuit Breaker
    Connecticut Electric
    Sold Out
    CH240 - Eaton Cutler-Hammer 40 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    CH240 - Eaton - 40 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
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    BR215240 - Eaton Cutler-Hammer 40 Amp 2 Pole 240 Volt Plug-In Circuit Breakers
    BR215240 - Eaton - Quad Circuit Breaker
    Eaton Cutler-Hammer
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    LGB3B040B - Siemens 40 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    LGB3B040B - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Save $1,728.01
    BQ1B040 - Siemens 40 Amp Single Pole 120V BQ Bolt-On Circuit Breaker
    BQ1B040 - Siemens - 40 Amp Circuit Breaker
    Siemens / ITE
    Sale
    FA36040 - Square D 40 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    FA36040 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $824.21
    Sale
    QCGF2040 - Eaton - Circuit Breaker
    QCGF2040 - Eaton - GFCI Circuit Breaker
    Eaton Cutler-Hammer
    Save $395.01
    Sale
    B240HH - Siemens 40 Amp 2 Pole 240 Volt Molded Case Circuit Breaker
    B240HH - Siemens - 40 Amp 22kA Circuit Breaker
    Siemens / ITE
    Save $603.01
    TEY140 - GE - Molded Case Circuit Breaker
    TEY140 - GE - Molded Case Circuit Breaker
    GE
    Sold Out
    QOB240VH - Square D - 40 Amp 22kA Circuit Breaker
    QOB240VH - Square D - 40 Amp 22kA Circuit Breaker
    Schneider Electric
    Q24020CT2 - Siemens - Quad Circuit Breaker
    Q24020CT2 - Siemens - Quad Circuit Breaker
    Siemens
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    QCGFEP2040 - Eaton - Molded Case Circuit Breaker
    QCGFEP2040 - Eaton - GFEP Circuit Breaker
    Eaton Cutler-Hammer
    Save $745.01
    Sale
    BGA36040 - Square D 40 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BGA36040 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $918.01
    Sale
    BDA36040 - Square D 40 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    BDA36040 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $512.01
    Sale
    QOB340GFI - Square D - 40 Amp GFCI Circuit Breaker
    Schneider Electric
    Save $70.01
    Sale
    HGB3B040B - Siemens 40 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    HGB3B040B - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Save $1,337.01
    Sale
    HDA36040 - Square D 40 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HDA36040 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $624.01
    Sale
    FD3040L - Eaton - Molded Case Circuit Breaker
    FD3040L - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $1,679.32
    Sold Out
    BQ3B04000S01 - Siemens 40 Amp 3 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    BQ3B04000S01 - Siemens - 40 Amp Shunt Trip Circuit Breaker
    Siemens / ITE
    Save $575.01
    Sale
    BQD6340 - Siemens 40 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    BQD6340 - Siemens - 40 Amp Molded Case Circuit Breaker
    Siemens / ITE
    Save $642.01
    Sale
    NGB3B040B - Siemens - Molded Case Circuit Breaker
    NGB3B040B - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Save $1,062.01
    Sale
    Q240H - Siemens 40 Amp 2 Pole 240 Volt Molded Case Circuit Breaker
    Q240H - Siemens - 40 Amp 22kA Circuit Breaker
    Siemens / ITE
    Save $268.01
    Sale
    THED136040 - GE - Molded Case Circuit Breaker
    GE
    Save $970.01
    Sale
    FD3040 - Eaton - Molded Case Circuit Breaker
    FD3040 - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $1,637.32
    Sale
    BRH340 - Eaton Cutler-Hammer 40 Amp 3 Pole 240 Volt Molded Case Circuit Breakers
    BRH340 - Eaton - 40 Amp Molded Case Circuit Breakers
    Eaton Cutler-Hammer
    Save $643.01
    Sale
    EGB24040 - Square D 40 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EGB24040 - Square D 40 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EGB24040 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $615.01
    BQL40 - Culter-Hammer Bolt-On 40 Amp Single Pole Circuit Breaker
    BQL40 - Commander 40 Amp Circuit Breaker
    Eaton Cutler-Hammer
    Sale
    HJA36040 - Square D 40 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HJA36040 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,238.01
    Sold Out
    CH340 - Eaton Cutler-Hammer 40 Amp 3 Pole 240 Volt Plug-In Circuit Breaker
    CH340 - Eaton - 40 Amp Circuit Breaker
    Eaton Cutler-Hammer
    Save $282.01
    Sale
    B24000S01 - Siemens - 40 Amp Shunt Trip Circuit Breaker
    Siemens / ITE
    Save $363.01
    BQD140 - Siemens 40 Amp 1 Pole 277 Volt Bolt-On Molded Case Breaker
    BQD140 - Siemens - 40 Amp Molded Case Circuit Breaker
    Siemens / ITE
    EGS3040FFB - Eaton - Molded Case Circuit Breaker
    EGS3040FFB - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Sale
    TEB132040 - GE 40 Amp 3 Pole 240 Volt Molded Case Circuit Breaker General Electric Lug
    TEB132040 - GE - Molded Case Circuit Breaker
    GE
    Save $391.01
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