Circuit Breakers

400 products

    Shop our wide selection of Siemens, GE, Eaton Cutler-Hammer, Square D circuit breakers and more.
    400 products
    QCF2040 - Eaton - Circuit Breaker
    QCF2040 - Eaton - Circuit Breaker
    Eaton Cutler-Hammer
    EDB14050 - Square D 50 Amp 1 Pole 277 Volt Bolt-On Molded Case Circuit Breaker
    EDB14050 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Sale
    EGB24050 - Square D 50 Amp 2 Pole 480 Volt Bolt-On Circuit Molded Case Breaker
    EGB24050 - Square D 50 Amp 2 Pole 480 Volt Bolt-On Circuit Molded Case Breaker
    EGB24050 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $607.01
    Sale
    LGB3B050B - Siemens 50 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    LGB3B050B - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Save $1,666.01
    Sale
    HDL36050 - Square D 50 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HDL36050 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $688.01
    Sale
    FA36050 - Square D 50 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    FA36050 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $515.21
    QOB250VH - Square D - 50 Amp 22kA Circuit Breaker
    QOB250VH - Square D - 50 Amp 22kA Circuit Breaker
    Schneider Electric
    BQD250 - Siemens 50 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    BQD250 - Siemens - 50 Amp Molded Case Circuit Breaker
    Siemens / ITE
    THQB1150 - GE 50 Amp 1 Pole 120 Volt Molded Case Circuit Breaker
    THQB1150 - GE - Circuit Breaker
    GE
    Sale
    MBK150 - Siemens 150 Amp 1 Pole 240 Volt Load Center Main Breaker Conversion Kit
    MBK150 - Siemens - 150 Amp Main Breaker Conversion Kit
    Siemens / ITE
    Save $1,007.01
    Sale
    NGB3B050B - Siemens - Molded Case Circuit Breaker
    NGB3B050B - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Save $997.01
    Sale
    BJA36050 - Square D 50 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BJA36050 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,346.01
    Sale
    TEYD3050B - GE 50 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYD3050B - GE - Molded Case Circuit Breaker
    GE
    Save $585.01
    FAZ-C50/3 - Eaton - Circuit Breaker
    FAZ-C50/3 - Eaton - Circuit Breaker
    Eaton Moeller
    Sale
    ED63B050 - Siemens - Molded Case Circuit Breaker
    ED63B050 - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    Save $1,447.01
    Sale
    FH36050 - Square D 50 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    FH36050 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $935.21
    Sale
    FD3050 - Eaton - Molded Case Circuit Breaker
    FD3050 - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $1,637.32
    Sale
    EDB34050SA - Square D 50 Amp 3 Pole 480 Volt Molded Case Circuit Breaker
    EDB34050SA - Square D - Molded Case Circuit Breakers
    Schneider Electric
    Save $499.01
    Sold Out
    CH150 - Eaton Cutler-Hammer 50 Amp 1 Pole 120 Volt Molded Case Circuit Breaker
    CH150 - Eaton - 50 Amp Circuit Breaker
    Eaton Cutler-Hammer
    Sale
    FAL36050 - Square D 50 Amp 3 Pole 600 Volt Lug Molded Case Circuit Breaker
    FAL36050 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $187
    EHD2050L - Eaton - Molded Case Circuit Breaker
    EHD2050L - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Sale
    B250HH - Siemens 50 Amp 2 Pole 240 Volt Molded Case Circuit Breaker
    B250HH - Siemens - 50 Amp 22kA Circuit Breaker
    Siemens / ITE
    Save $603.01
    Sale
    QO250EPD - Square D - 50 Amp GFEP Circuit Breaker
    Schneider Electric
    Save $358.81
    Sale
    EHD3050 - Eaton - Molded Case Circuit Breaker
    EHD3050 - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $598.38
    Sale
    HOM250EPD - Square D 50 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    HOM250EPD - Square D - 50 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $365.81
    QBH250 - Commander 50 Amp Double Pole Bolt-On Circuit Breaker
    QBH250 - Commander - 50 Amp Circuit Breaker
    Eaton Cutler-Hammer
    BQL250 - Commander 50 Amp Double Pole Bolt-On Circuit Breaker
    BQL250 - Commander 50 Amp Circuit Breaker
    Eaton Cutler-Hammer
    Sold Out
    CHB250 - Eaton Cutler-Hammer 50 Amp 2 Pole 240 Volt Miniature Bolt-On Circuit Breaker
    CHB250 - Eaton - 50 Amp Circuit Breaker
    Eaton Cutler-Hammer
    Sold Out
    CHB350 - Eaton Cutler-Hammer 50 Amp 3 Pole 240 Volt Bolt-On Circuit Breaker
    CHB350 - Eaton - 50 Amp Circuit Breaker
    Eaton Cutler-Hammer
    Save $304.01
    Q25000S01 - Siemens 50 Amp 2 Pole 240 Volt Molded Case Circuit Breaker
    Q25000S01 - Siemens - 50 Amp Molded Case Circuit Breaker
    Siemens / ITE
    Q35000S01 - Siemens 50 Amp 3 Pole 240 Volt Molded Case Circuit Breaker
    Q35000S01 - Siemens - 50 Amp Molded Case Circuit Breaker
    Siemens / ITE
    Sale
    THQB32050ST1 - GE - 50 Amp Shunt Trip Circuit Breaker
    THQB32050ST1 - GE - 50 Amp Shunt Trip Circuit Breaker
    GE
    Save $176.01
    Sale
    B350H - Siemens - 50 Amp 22kA Circuit Breaker
    Siemens / ITE
    Save $718.01
    Sale
    FBN36TE050RV - GE 50 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    FBN36TE050RV - GE - Molded Case Circuit Breaker
    GE
    Save $589.01
    Sold Out
    QO350GFI - Square D - 50 Amp GFCI Breaker
    Schneider Electric
    Save $209.01
    Sale
    EDB36050 - Square D 50 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    EDB36050 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $269.01
    Sale
    TEY250 - GE - Molded Case Circuit Breaker
    TEY250 - GE - Molded Case Circuit Breaker
    GE
    Save $239.01
    Sale
    HFD3050 - Eaton - Moded Case Circuit Breaker
    HFD3050 - Eaton - Moded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $2,080.19
    Sold Out
    QB2050GF - Eaton Cutler-Hammer 50 Amp Double Pole Ground Fault Bolt-On Circuit Breaker
    QB2050GF - Eaton - 50 Amp GFCI Circuit Breaker
    Eaton Cutler-Hammer
    Save $444.01
    Sale
    HGA36050 - Square D 50 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGA36050 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $925.01
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