40 Amp Breakers

395 products

    395 products
    14DUE32AA - Siemens - Motor Starter
    14DUE32AA - Siemens - Motor Starter
    40 Amp - 3 Pole - 600 Volt
    Siemens
    Sale
    THHQL32040 - GE - Circuit Breaker
    40 Amp - 3 Pole - 240 Volt
    GE
    Save $2.01 CAD
    Limited availability
    QCR2040 - Eaton - Molded Case Circuit Breaker
    QCR2040 - Eaton - Molded Case Circuit Breaker
    Feed Thru - 40 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $83.01 CAD
    Sale
    PDG22M0040TFFJ - Eaton - Molded Case Circuit Breaker
    PDG22M0040TFFJ - Eaton - Molded Case Circuit Breaker
    Feed Thru - 40 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $200 CAD
    Limited availability
    FAZ-Z40/3 - Eaton - Circuit Breaker
    FAZ-Z40/3 - Eaton - Circuit Breaker
    40 Amp - 3 Pole - 480 Volt
    Eaton Moeller
    FAZ-K40/2 - Eaton - Circuit Breaker
    FAZ-K40/2 - Eaton - Circuit Breaker
    40 Amp - 2 Pole - 480 Volt
    Eaton Moeller
    FAZ-K40/1N - Eaton - Circuit Breaker
    FAZ-K40/1N - Eaton - Circuit Breaker
    40 Amp - 1 Pole - 480 Volt
    Eaton Moeller
    Limited availability
    FAZ-D40/3N - Eaton - Circuit Breaker
    FAZ-D40/3N - Eaton - Circuit Breaker
    40 Amp - 3 Pole - 480 Volt
    Eaton Moeller
    FAZ-D40/1N - Eaton - Circuit Breaker
    FAZ-D40/1N - Eaton - Circuit Breaker
    40 Amp - 1 Pole - 480 Volt
    Eaton Moeller
    C25DNF240A - Eaton - Magnetic Contactor
    C25DNF240A - Eaton - Magnetic Contactor
    40 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    Limited availability
    FAZ-C40-1N - Eaton - Circuit Breaker
    FAZ-C40-1N - Eaton - Circuit Breaker
    Feed Thru - 40 Amp - 1 Pole - 480 Volt
    Eaton Moeller
    Limited availability
    FAZ-B40-3N - Eaton - Circuit Breaker
    FAZ-B40-3N - Eaton - Circuit Breaker
    Feed Thru - 40 Amp - 3 Pole - 480 Volt
    Eaton Moeller
    Limited availability
    FAZ-B40-3 - Eaton - Circuit Breaker
    FAZ-B40-3 - Eaton - Circuit Breaker
    Feed Thru - 40 Amp - 3 Pole - 480 Volt
    Eaton Moeller
    Save $202.01 CAD
    Limited availability
    FAZ-B40-2 - Eaton - Circuit Breaker
    FAZ-B40-2 - Eaton - Circuit Breaker
    Feed Thru - 40 Amp - 2 Pole - 480 Volt
    Eaton Moeller
    Limited availability
    XTCE040D00G - Eaton - Contactor
    XTCE040D00G - Eaton - Contactor
    40 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    QCGFT1040 - Eaton - GFCI Circuit Breaker
    QCGFT1040 - Eaton - GFCI Circuit Breaker
    Feed Thru - 40 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Limited availability
    QCGFEP1040 - Eaton - GFEP Circuit Breaker
    QCGFEP1040 - Eaton - GFEP Circuit Breaker
    Feed Thru - 40 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Save $250 CAD
    Sale
    EGS3040FFG - Eaton - Molded Case Circuit Breaker
    EGS3040FFG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 40 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $673 CAD
    EGS3040FFB - Eaton - Molded Case Circuit Breaker
    EGS3040FFB - Eaton - Molded Case Circuit Breaker
    Bolt On - 40 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Sale
    EGS3040AFG - Eaton - Molded Case Circuit Breaker
    EGS3040AFG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 40 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $145 CAD
    EGS2040FFG - Eaton - Molded Case Circuit Breaker
    EGS2040FFG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 40 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    EGS2040FFB - Eaton - Molded Case Circuit Breaker
    EGS2040FFB - Eaton - Molded Case Circuit Breaker
    Bolt On - 40 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    EGS1040FFG - Eaton - Molded Case Circuit Breaker
    EGS1040FFG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 40 Amp - 1 Pole - 240 Volt
    Eaton Cutler-Hammer
    EGS1040FFB - Eaton - Molded Case Circuit Breaker
    EGS1040FFB - Eaton - Molded Case Circuit Breaker
    Bolt On - 40 Amp - 1 Pole - 240 Volt
    Eaton Cutler-Hammer
    Sale
    EGB3040AFG - Eaton - Molded Case Circuit Breaker
    EGB3040AFG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 40 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $117 CAD
    Sale
    EGB2040FFG - Eaton - Molded Case Circuit Breaker
    EGB2040FFG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 40 Amp - 2 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $242 CAD
    Sale
    EGB2040FFB - Eaton - Molded Case Circuit Breaker
    EGB2040FFB - Eaton - Molded Case Circuit Breaker
    Bolt On - 40 Amp - 2 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $104 CAD
    Sale
    NGG3B040 - Siemens - Molded Case Circuit Breaker
    NGG3B040 - Siemens - Molded Case Circuit Breaker
    Feed Thru - 40 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    Save $1,100.01 CAD
    NGG2B040 - Siemens - Molded Case Circuit Breaker
    NGG2B040 - Siemens - Molded Case Circuit Breaker
    Feed Thru - 40 Amp - 2 Pole - 600 Volt
    Siemens/ITE
    LGG3B040 - Siemens - Molded Case Circuit Breaker
    LGG3B040 - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 40 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    Sale
    HHED62B040 - Siemens - Molded Case Circuit Breaker
    HHED62B040 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 2 Pole - 600 Volt
    Siemens/ITE
    Save $1,097.01 CAD
    Sale
    HFD1040 - Eaton - Molded Case Circuit Breaker
    HFD1040 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 1 Pole - 277 Volt
    Eaton Cutler-Hammer
    Save $192 CAD
    Sale
    FDC2040 - Eaton - Molded Case Circuit Breaker
    FDC2040 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $1,036 CAD
    Limited availability
    FD1040 - Eaton - Molded Case Circuit Breaker
    FD1040 (277V)- Eaton - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 1 Pole - 277 Volt
    Eaton Cutler-Hammer
    Save $100 CAD
    Sale
    EHD2040 - Eaton - Molded Case Circuit Breaker
    EHD2040 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 2 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $100 CAD
    Limited availability
    EHD1040 - Eaton - Molded Case Circuit Breaker
    EHD1040 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 1 Pole - 277 Volt
    Eaton Cutler-Hammer
    ED41B040 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 1 Pole - 120 Volt
    Siemens/ITE
    ED21B040L - Siemens - Molded Case Circuit Breaker
    ED21B040L - Siemens - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 1 Pole - 120 Volt
    Siemens/ITE
    CED63A040L - Siemens - Molded Case Circuit Breaker
    CED63A040L - Siemens - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    Sale
    CED62B040L - Siemens - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 2 Pole - 600 Volt
    Siemens/ITE
    Save $191.81 CAD
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