Circuit Breakers

157 products

    Shop our wide selection of Siemens, GE, Eaton Cutler-Hammer, Square D circuit breakers and more.
    157 products
    Q145 - Siemens 45 Amp Single Pole Circuit Breaker
    Q145 - Siemens - 45 Amp Circuit Breaker
    Siemens / ITE
    Sold Out
    EDB14045 - Square D 45 Amp 1 Pole 277 Volt Bolt-On Molded Case Circuit Breaker
    EDB14045 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Sold Out
    GHB1045 - Eaton - Molded Case Circuit Breaker
    GHB1045 - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $133.60
    Sale
    HFD3045L - Eaton - Molded Case Circuit Breaker
    HFD3045L - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $1,980.19
    B345H - Siemens - 45 Amp 22kA Circuit Breaker
    Siemens / ITE
    Sale
    B245H - Siemens - 45 Amp 22kA Circuit Breaker
    Siemens / ITE
    Save $260.01
    ED41B045 - Siemens - Molded Case Circuit Breaker
    ED41B045 - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    Sale
    FD3045 - Eaton - Molded Case Circuit Breaker
    FD3045 - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $1,577.32
    Sale
    BJA36045 - Square D 45 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    BJA36045 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,228.01
    THQP145 - GE 45 Amp 1 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    THQP145 - GE - Circuit Breaker
    GE
    BAB1045 - Eaton - 45 Amp Circuit Breaker
    BAB1045 - Eaton - 45 Amp Circuit Breaker
    Eaton Cutler-Hammer
    Sale
    HGA36045 - Square D 45 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGA36045 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $925.01
    Sale
    FAL36045 - Square D 45 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    FAL36045 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $128
    QBHW1045 - Eaton Cutler-Hammer 45 Amp 1 Pole 240 Volt Molded Case Circuit Breaker
    QBHW1045 - Eaton - 45 Amp Circuit Breaker
    Eaton Cutler-Hammer
    Sale
    TEY245 - GE - Molded Case Circuit Breaker
    TEY245 - GE - Molded Case Circuit Breaker
    GE
    Save $219.01
    Sale
    TED134045 - GE 45 Amp 3 Pole 480 Volt Molded Case Thermal Magnetic Circuit Breaker
    TED134045 - GE - Molded Case Circuit Breaker
    GE
    Save $521.01
    Sold Out
    MP345 - Siemens 45 Amp 3 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    MP345 - Siemens - 45 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Sale
    GD3045 - Eaton - Molded Case Circuit Breaker
    GD3045 - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $694.85
    Sale
    EGB34045 - Square D 45 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EGB34045 - Square D 45 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EGB34045 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $857.01
    Sale
    HJA36045 - Square D 45 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HJA36045 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,238.01
    QOU145 - Square D 45 Amp 1 Pole 120 Volt Miniature Circuit Breaker
    QOU145 - Square D - 45 Amp Circuit Breaker
    Schneider Electric
    Sold Out
    EHD2045L - Eaton - Molded Case Circuit Breaker
    EHD2045L - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $586.55
    Sale
    FD2045L - Eaton - Molded Case Circuit Breaker
    FD2045L - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $1,347.77
    BQD245 - Siemens 45 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    BQD245 - Siemens - 45 Amp Molded Case Circuit Breaker
    Siemens / ITE
    Sale
    THQC32045WL - GE - Molded Case Circuit Breaker
    THQC32045WL - GE - Molded Case Circuit Breaker
    GE
    Save $164.64
    HHED63B045 - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    ED43B045 - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    Sale
    ED63B045L - Siemens - Molded Case Circuit Breaker
    ED63B045L - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    Save $1,283.01
    Sale
    ED43B045L - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    Save $1,135.01
    Sale
    ED41B045L - Siemens - Molded Case Circuit Breaker
    ED41B045L - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    Save $276.01
    THQC2145WL - GE - Molded Case Circuit Breaker
    GE
    B345HH - Siemens - 45 Amp 22kA Circuit Breaker
    Siemens / ITE
    Sold Out
    BQ2B045H - Siemens 45 Amp 2 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    BQ2B045H - Siemens - 45 Amp Molded Case Circuit Breaker
    Siemens / ITE
    Sale
    THED136045WL - GE - Molded Case Circuit Breaker
    GE
    Save $960.01
    Sale
    TED124045WL - GE - Molded Case Circuit Breaker
    GE
    Save $481.01
    QC2045 - Eaton - Circuit Breaker
    QC2045 - Eaton - Circuit Breaker
    Eaton Cutler-Hammer
    Sale
    FAL34045 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $962.61
    Sale
    FBN36TE045RV - GE 45 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    FBN36TE045RV - GE - Molded Case Circuit Breaker
    GE
    Save $555.01
    HHED63B045L - Siemens - 45 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Sale
    TED124045 - GE - Molded Case Circuit Breaker
    GE
    Save $481.01
    Recently viewed