Circuit Breakers

349 products

    Shop our wide selection of Siemens, GE, Eaton Cutler-Hammer, Square D circuit breakers and more.
    349 products
    THQL32040 - GE 40 Amp 3 Pole Circuit Breaker
    THQL32040 - GE - 40 Amp Circuit Breaker
    Plug-In - 40 Amp - 3 Pole - 240 Volt
    GE
    Sale
    CHN240GF - Eaton - GFCI Circuit Breaker
    CHN240GF - Eaton - GFCI Circuit Breaker
    Plug in - 40 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $381.31 CAD
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    FAZ-D40/3 - Eaton - Circuit Breaker
    FAZ-D40/3 - Eaton - Circuit Breaker
    40 Amp - 3 Pole - 480 Volt
    Eaton Moeller
    Save $121.34 CAD
    Sale
    FAZ-D40/2 - Eaton - Circuit Breaker
    FAZ-D40/2 - Eaton - Circuit Breaker
    40 Amp - 2 Pole - 480 Volt
    Eaton Moeller
    Save $124.01 CAD
    FAZ-C40-2 - Eaton - Circuit Breaker
    FAZ-C40-2 - Eaton - Circuit Breaker
    Feed Thru - 40 Amp - 2 Pole - 480 Volt
    Eaton Moeller
    HFD2040 - Eaton - Molded Case Circuit Breaker
    HFD2040 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    FDC3040 - Eaton - MoldedCase Circuit Breakers
    FDC3040 - Eaton - MoldedCase Circuit Breakers
    Bolt-On - 40 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    FDB3040 - Eaton - Molded Case Circuit Breaker
    FDB3040 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    ED63B040 - Siemens - Moded Case Circuit Breaker
    ED63B040 - Siemens - Moded Case Circuit Breaker
    Bolt On - 40 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    QB2040GF - Eaton Cutler-Hammer 40 Amp Double Pole Ground Fault Bolt-On Circuit Breaker
    QB2040GF - Eaton - 40 Amp Ground Fault Circuit Breaker
    Bolt-On - 40 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
    THED136040 - GE - Molded Case Circuit Breaker
    Feed-Thru - 40 Amp - 3 Pole - 600 Volt
    GE
    BRH340 - Eaton Cutler-Hammer 40 Amp 3 Pole 240 Volt Molded Case Circuit Breakers
    BRH340 - Eaton - 40 Amp Molded Case Circuit Breakers
    Plug-In - 40 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    NGG3B040L - Siemens - Molded Case Circuit Breaker
    NGG3B040L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 40 Amp - 3 Pole - 600 Volt
    Siemens / ITE
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    CH240 - Eaton Cutler-Hammer 40 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    CH240 - Eaton - 40 Amp Molded Case Circuit Breaker
    Plug-In - 40 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
    EDB14040 - Square D 40 Amp 1 Pole 277 Volt Bolt-On Molded Case Circuit Breaker
    EDB14040 - Square D - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 1 Pole - 277 Volt
    Schneider Electric
    bf240a - Siemens 40 Amp Double Pole GFCI Bolt-On Circuit Breaker
    bf240a - Siemens - 40 Amp GFCI Circuit Breaker
    Bolt-On - 40 Amp - 2 Pole - 240 Volt
    Siemens / ITE
    Sale
    BGA36040 - Square D 40 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BGA36040 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 40 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $250 CAD
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    QBH340 - Commander 40 Amp 3 Pole Bolt-On Circuit Breaker
    QBH340 - Commander 40 Amp Circuit Breaker
    40 Amp
    Eaton Cutler-Hammer
    HED43B040 - Siemens 40 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    HED43B040 - Siemens - Molded Case Circuit Breaker
    Bolt On - 40 Amp - 3 Pole - 480 Volt
    Siemens/ITE
    HDA260404 - Square D 40 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HDA260404 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 40 Amp - 2 Pole - 600 Volt
    Schneider Electric
    Sale
    EJB34040 - Square D 40 Amp 3 Pole 480 Volt Bolt-On Circuit Breaker
    EJB34040 - Square D 40 Amp 3 Pole 480 Volt Bolt-On Circuit Breaker
    EJB34040 - Square D - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Save $240 CAD
    ED23B040 - Siemens 40 Amp 3 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    ED23B040 - Siemens - Molded Case Circuit Breaker
    Bolt On - 40 Amp - 3 Pole - 240 Volt
    Siemens/ITE
    Q340H - Siemens 40 Amp 3 Pole 240 Volt Molded Case Circuit Breaker
    Q340H - Siemens - 40 Amp 22kA Case Circuit Breaker
    Plug-In - 40 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    Q34000S01 - Siemens 40 Amp 3 Pole 240 Volt Molded Case Circuit Breaker
    Q34000S01 - Siemens - 40 Amp Molded Case Circuit Breaker
    Plug-In - 40 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    HEB3B040B - Siemens - Molded Case Circuit Breaker
    HEB3B040B - Siemens - Molded Case Circuit Breaker
    Bolt-on - 40 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    ED63A040 - Siemens - Molded Case Circuit Breaker
    ED63A040 - Siemens - Molded Case Circuit Breaker
    Bolt-on - 40 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    B140HH - Siemens 40 Amp 1 Pole 120 Volt Molded Case Circuit Breaker
    B140HH - Siemens - 40 Amp 22kA Circuit Breaker
    Bolt-On - 40 Amp - 1 Pole - 120 Volt
    Siemens / ITE
    BQD6140 - Siemens 40 Amp 1 Pole 347 Volt Bolt-On Molded Case Circuit Breaker
    BQD6140 - Siemens - 40 Amp Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 1 Pole - 347 Volt
    Siemens / ITE
    BQD340 - Siemens 40 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    BQD340 - Siemens - 40 Amp Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 3 Pole - 480 Volt
    Siemens / ITE
    BQ2B040H - Siemens 40 Amp 2 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    BQ2B040H - Siemens - 40 Amp Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 2 Pole - 240 Volt
    Siemens / ITE
    THHQB2140 - GE 40 Amp 2 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    THHQB2140 - GE - 22kA Circuit Breaker
    Bolt-On - 40 Amp - 2 Pole - 240 Volt
    GE
    TED134040WL - GE 40 Amp 3 Pole 480 Volt Molded Case Thermal Magnetic Circuit Breaker
    TED134040WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 40 Amp - 3 Pole - 480 Volt
    GE
    TEB132040WL - GE 40 Amp 3 Pole 240 Volt Molded Case Circuit Breaker General Electric Lug
    TEB132040WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 40 Amp - 3 Pole - 240 Volt
    GE
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    BQGF240 - Commander 40 Amp 2 Pole Bolt-On GFCI Circuit Breakers
    BQGF240 - Commander 40 Amp GFCI Circuit Breakers
    Bolt-On - 40 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
    QC3040H - Eaton - Circuit Breaker
    QC3040H - Eaton - Circuit Breaker
    Feed Thru - 40 Amp - 3 Pole - 9 Volt
    Eaton Cutler-Hammer
    QBHW1040 - Eaton Cutler-Hammer 40 Amp 1 Pole 240 Volt Molded Case Circuit Breaker
    QBHW1040 - Eaton - 40 Amp Circuit Breaker
    Bolt-On - 40 Amp - 1 Pole - 240 Volt
    Eaton Cutler-Hammer
    QBGFEP1040 - Eaton Cutler-Hammer 40 Amp 1 Pole Ground Fault Equipment Protection Bolt-On Circuit Breaker
    QBGFEP1040 - Eaton - 40 Amp GFEP Circuit Breaker
    Bolt-On - 40 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    GFTCB140 - Eaton Cutler-Hammer 40 Amp 1 Pole 120 Volt Molded Case Circuit Breaker
    GFTCB140 - Eaton - 40 Amp Molded Case Circuit Breaker
    Plug-In - 40 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    FDB3040L - Eaton - Molded Case Circuit Breaker
    FDB3040L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 40 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
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    FDB2040L - Eaton - Molded Case Circuit Breaker
    FDB2040L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 40 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
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