40 Amp Breakers

101 products

    101 products
    QOU140 - Square D 40 Amp 1 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    QOU140 - Square D - 40 Amp Circuit Breaker
    Bolt-On - 40 Amp - 1 Pole - 120 Volt
    Schneider Electric
    QOB340VH - Square D - 40 Amp 22kA Circuit Breaker
    QOB340VH - Square D - 40 Amp 22kA Circuit Breaker
    Bolt-On - 40 Amp - 3 Pole - 240 Volt
    Schneider Electric
    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
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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
    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
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    QOB240VH - Square D - 40 Amp 22kA Circuit Breaker
    QOB240VH - Square D - 40 Amp 22kA Circuit Breaker
    Bolt-On - 40 Amp - 2 Pole - 240 Volt
    Schneider Electric
    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
    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
    CED62B040L - Siemens - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 2 Pole - 600 Volt
    Siemens/ITE
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    QB1040GF - Eaton Cutler-Hammer 40 Amp 1 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    QB1040GF - Eaton - 40 Amp Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Save $233.91 CAD
    Sale
    QB2040EP - Eaton Cutler-Hammer 40 Amp 2 Pole 240 Volt Ground Fault Circuit Breaker
    QB2040EP - Eaton - 40 Amp GFEP Circuit Breaker
    Bolt-On - 40 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $622.01 CAD
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    QB1040EP - Eaton Cutler-Hammer 40 Amp 1 Pole 120 Volt Ground Fault Circuit Breaker
    QB1040EP - Eaton - 40 Amp GFEP Circuit Breaker
    Bolt-On - 40 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Save $392.01 CAD
    Sale
    EGB26040 - Square D 40 Amp 2 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    EGB26040 - Square D 40 Amp 2 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    EGB26040 - Square D - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 2 Pole - 480 Volt
    Schneider Electric
    Save $111 CAD
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    THQB2140GFEP - GE 40 Amp 2 Pole 30 mA Ground Fault (GFCI) Breaker
    THQB2140GFEP - GE - 40 Amp 30 mA Ground Fault (GFEP) Breaker
    Bolt-On - 40 Amp - 2 Pole - 240 Volt
    GE
    EHC3040 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    QBHW2040S - Eaton Cutler-Hammer 40 Amp 2 Pole 240 Volt Bolt-On Circuit Breaker Load Center
    QBHW2040S - Eaton - 40 Amp Load Center
    Bolt-On - 40 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
    EGB3040FFB - Eaton - Molded Case Circuit Breaker
    EGB3040FFB - Eaton - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    EGH3040FFB - Eaton - Molded Case Circuit Breaker
    EGH3040FFB - Eaton - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    TEYL2040B - GE 40 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYL2040B - GE - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 2 Pole - 480 Volt
    GE
    Sale
    TEYD2040B - GE 40 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYD2040B - GE - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 2 Pole - 480 Volt
    GE
    Save $111 CAD
    FBN36TE040RV - GE 40 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    FBN36TE040RV - GE - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 3 Pole - 600 Volt
    GE
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    QBGFT1040 - Eaton Cutler-Hammer 40 Amp 1 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    QBGFT1040 - Eaton - 40 Amp Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Sale
    TEYD3040B - GE 40 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYD3040B - GE - Molded Case Circuit Breaker
    Bolt-On- 40 Amp - 3 Pole - 480 Volt
    GE
    Save $160 CAD
    TEY340ST12 - GE 40 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEY340ST12 - GE - Molded Case Circuit Breaker
    Bolt-On- 40 Amp - 3 Pole - 480 Volt
    GE
    FBN16TE040RV - GE 40 Amp 1 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    FBN16TE040RV - GE - Molded Case Circuit Breaker
    Bolt-On- 40 Amp - 1 Pole - 600 Volt
    GE
    BQL40 - Commander Bolt-On 40 Amp Single Pole Bolt-On Circuit Breaker
    BQL40 - Commander 40 Amp Circuit Breaker
    Bolt-On - 40 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
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    BQ3B04000S01 - Siemens 40 Amp 3 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    BQ3B04000S01 - Siemens - 40 Amp Shunt Trip Circuit Breaker
    Bolt-On - 40 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    BQ2B04000S01 - Siemens 40 Amp 2 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    BQ2B04000S01 - Siemens - 40 Amp Shunt Trip Circuit Breaker
    Bolt-On - 40 Amp - 2 Pole - 240 Volt
    Siemens / ITE
    BQ1B040H - Siemens 40 Amp 1 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    BQ1B040H - Siemens - 40 Amp Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 1 Pole - 120 Volt
    Siemens / ITE
    THHQB32040 - GE 40 Amp 3 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    THHQB32040 - GE - 22kA Circuit Breaker
    Bolt-On - 40 Amp - 3 Pole - 240 Volt
    GE
    THHQB1140 - GE 40 Amp 1 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    THHQB1140 - GE - 22kA Circuit Breaker
    Bolt-On - 40 Amp - 1 Pole - 120 Volt
    GE
    CHB340 - Eaton Cutler-Hammer 40 Amp 3 Pole 240 Volt Bolt-On Circuit Breaker
    CHB340 - Eaton - 40 Amp Circuit Breaker
    Bolt-On - 40 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    CHB240 - Eaton Cutler-Hammer 40 Amp 2 Pole 240 Volt Bolt-On Circuit Breaker
    CHB240 - Eaton - 40 Amp Circuit Breaker
    Bolt-On - 40 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
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    CHB140 - Eaton Cutler-Hammer 40 Amp 1 Pole 120 Volt Bolt-On Circuit Breaker
    CHB140 - Eaton - 40 Amp Circuit Breaker
    Bolt-On - 40 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    BAB2040S - Cutler-Hammer 40 Amp 2 Pole 240 Volt Shunt Trip Breaker
    BAB2040S - Eaton - 40 Amp Shunt Trip Breaker
    Bolt-On - 40 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
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