Circuit Breakers

388 products

    Shop our wide selection of Siemens, GE, Eaton Cutler-Hammer, Square D circuit breakers and more.
    388 products
    Sale
    TEB122040WL - GE 40 Amp 2 Pole 240 Volt Molded Case Circuit Breaker General Electric Lug
    TEB122040WL - GE - Molded Case Circuit Breaker
    GE
    Save $165.01
    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
    UBIZ0240 - Connecticut Electric 40 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    UBIZ0240 - Connecticut Electric 40 Amp Molded Case Circuit Breaker
    Connecticut Electric
    CHOMT2020240 - Square D 40 Amp 4 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    HOMT2020240 - Square D Homeline - Quad Circuit Breaker
    Schneider Electric
    Sold Out
    TEYH3040B - GE 40 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYH3040B - GE - Molded Case Circuit Breaker
    GE
    Save $627.01
    Sale
    HED43B040 - Siemens 40 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    HED43B040 - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    Save $178.91
    QBH240 - Commander 40 Amp Double Pole Bolt-On Circuit Breaker
    QBH240 - Commander - 40 Amp Circuit Breaker
    Eaton Cutler-Hammer
    BQL240 - Commander 40 Amp Double Pole Circuit Breaker
    BQL240 - Commander 40 Amp Circuit Breaker
    Eaton Cutler-Hammer
    NC0240 - Federal Pioneer 40 Amp Double Pole Circuit Breaker
    NC0240 - Federal Pioneer - 40 Amp Circuit Breaker
    Federal Pioneer
    Sale
    EDB36040 - Square D 40 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    EDB36040 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $269.01
    Sale
    GHB1050 - Eaton - Molded Case Circuit Breaker
    GHB1050 - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $45
    bqlt-215-240 - Eaton Breaker
    BQLT-15-230 - Commander Bolt-On Space Saver Quad Two 15 Amp Single Pole & One 30 Amp Double Pole Bolt-On Circuit Breaker
    BQLT-215-240 - Commander Quad 15/40 amp Circuit Breaker
    Eaton Cutler-Hammer
    THHQB1140 - GE 40 Amp 1 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    THHQB1140 - GE - 22kA Circuit Breaker
    GE
    B140H - Siemens 40 Amp 1 Pole 120 Volt Molded Case Circuit Breaker
    B140H - Siemens - 40 Amp 22kA Circuit Breaker
    Siemens / ITE
    Sale
    Q340H - Siemens 40 Amp 3 Pole 240 Volt Molded Case Circuit Breaker
    Q340H - Siemens - 40 Amp 22kA Case Circuit Breaker
    Siemens / ITE
    Save $803.01
    Sale
    THQC32040WL - GE - Molded Case Circuit Breaker
    THQC32040WL - GE - Molded Case Circuit Breaker
    GE
    Save $174.01
    Sale
    THQB32040ST1 - GE - 40 Amp Shunt Trip Circuit Breaker
    THQB32040ST1 - GE - 40 Amp Shunt Trip Circuit Breaker
    GE
    Save $186.01
    Sale
    B340H - Siemens - 40 Amp 22kA Circuit Breaker
    Siemens / ITE
    Save $716.31
    Sale
    TEY240 - GE - Molded Case Circuit Breaker
    TEY240 - GE - Molded Case Circuit Breaker
    GE
    Save $227.01
    EGB14040 - Square D - Molded Case Circuit Breaker
    EGB14040 - Square D - Molded Case Circuit Breaker
    Schneider
    BQC215240 - Eaton - Quad Circuit Breaker
    BQC215240 - Eaton - Quad Circuit Breaker
    Eaton Cutler-Hammer
    MP220240CT2 - Siemens 40 Amp 4 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    MP220240CT2 - Siemens - 40 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Q24000S01 - Siemens 40 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    Q24000S01 - Siemens - 40 Amp Molded Case Circuit Breaker
    Siemens/ITE
    UBIF240N - Connecticut Electric 40 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    UBIF240N - Connecticut Electric 40 Amp Molded Case Circuit Breaker
    Connecticut Electric
    BQ2C040 - Challenger 40 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    BQ2C040 - Challenger 40 Amp Molded Case Circuit Breaker
    Challenger
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    14EUE32AA - Siemens 40 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    14EUE32AA - Siemens - 40 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Save $321.80
    Sale
    ED43B040 - Siemens - Molded Case Circuit Breaker
    ED43B040 - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    Save $1,249.01
    Sale
    QO340VH - Square D 40 Amp 3 Pole 240 Volt Molded Case Circuit Breaker
    QO340VH - Square D - 40 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $71.01
    Sale
    QCGFT2040 - Eaton - Molded Case Circuit Breaker
    QCGFT2040 - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $473.01
    Sale
    NGG2B040L - Siemens 40 Amp 2 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    NGG2B040L - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Save $907.01
    Sale
    EJB24040 - Square D 40 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EJB24040 - Square D 40 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EJB24040 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,049.01
    NB240 - Federal Pioneer 40 Amp Double Pole Bolt-On Circuit Breaker
    NB240 - Federal Pioneer - 40 Amp Circuit Breaker
    Federal Pioneer
    Sold Out
    QOB240EPD - Square D 40 Amp 2 Pole 30 mA Ground Fault (GFCI) Breaker
    QOB240EPD - Square D - 40 Amp 30 mA GFEP Breaker
    Schneider Electric
    Save $437.89
    QOU140 - Square D 40 Amp 1 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    QOU140 - Square D - 40 Amp Circuit Breaker
    Schneider Electric
    Sale
    EHD3040L - Eaton - Molded Case Circuit Breaker
    EHD3040L - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $556.08
    Sold Out
    FD1040L - Eaton - Molded Case Circuit Breaker
    FD1040L (277V)- Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $550.57
    Sale
    FDB3040L - Eaton - Molded Case Circuit Breaker
    FDB3040L - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $800.69
    Sale
    GFTCB140 - Eaton Cutler-Hammer 40 Amp 1 Pole 120 Volt Molded Case Circuit Breaker
    GFTCB140 - Eaton - 40 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $317.01
    Sale
    GHB1040 - Eaton - Molded Case Circuit Breaker
    GHB1040 - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $62
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