Molded Case Circuit Breakers

357 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    357 products
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    CL120AF - Eaton - 20 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
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    GHQ1020S - Eaton Cutler-Hammer 20 Amp 1 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    GHQ1020S - Eaton - 20 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $502.98
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    BAB2020D - Eaton Cutler-Hammer 20 Amp 2 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    BAB2020D - Eaton - 20 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $53.88
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    CHFEP120 - Eaton Cutler-Hammer 20 Amp 1 Pole 120 Volt Plug-In Molded Case Circuit Breaker
    CHFEP120 - Eaton - 20 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $421.81
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    CH220CAF - Eaton Cutler-Hammer 20 Amp 240 Volt Molded Case Circuit Breaker
    CH220CAF - Eaton - 20 Amp AFCI Circuit Breaker
    Eaton Cutler-Hammer
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    FA26020AC - Square D 20 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    FA26020AC - Square D - 20 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $417.01
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    BF220AH - Siemens - 20 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Save $876.01
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    BDL26020 - Square D 20 Amp 2 Pole 600 Volt Molded Case Circuit Breaker
    BDL26020 - Square D - Molded Case Circuit Breaker
    Schneider Electric
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    HJA260202 - Square D 20 Amp 2 Pole 600 Volt Molded Case Circuit Breaker
    HJA260202 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $780.01
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    HGA260204 - Square D 20 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HGA260204 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $768.01
    HGB1B020B - Siemens 20 Amp 1 Pole 347 Volt Bolt-On Molded Case Circuit Breaker
    HGB1B020B - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
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    BG320 - Siemens - Molded Case Circuit Breaker
    BG320 - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Save $280.01
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    HB3B020 - Siemens 20 Amp 3 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    HB3B020 - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
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    FH36020 - Square D 20 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    FH36020 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $935.21
    Sale
    FHL36020 - Square D 20 Amp 3 Pole 600 Volt Lug Molded Case Circuit Breaker
    FHL36020 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $412.51
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    THED113020WL - GE 20 Amp 1 Pole 277 Volt Molded Case Circuit Breaker
    THED113020WL - GE - Molded Case Circuit Breaker
    GE
    Save $593.29
    ED23B020L - Siemens - Molded Case Circuit Breaker
    ED23B020L - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
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    CQD120 - Siemens - Molded Case Circuit Breaker
    CQD120 - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Q32000S01_SURPLUS - Siemens - Molded Case Circuit Breaker
    Q32000S01_SURPLUS - Siemens - Molded Case Circuit Breaker
    Siemens
    CHOM120EPD - Square D - Molded Case Circuit Breaker
    CHOM120EPD - Square D - Molded Case Circuit Breaker
    Square D
    Sale
    HOM120EPDCP - Square D - 20 Amp Molded Case Circuit Breaker
    HOM120EPDCP - Square D - 20 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $162.01
    Sale
    HHED63B020 - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    Save $1,550.01
    ED62B020L - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    Sale
    NEB3B020B - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Save $4,585.01
    NEB2B020B - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Sale
    HHED62B020L - Siemens - Molded Case Circuit Breaker
    HHED62B020L - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    Save $1,166.01
    HEB2B020B - Siemens - Molded Case Circuit Breaker
    HEB2B020B - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    ED63B020L - Siemens - Molded Case Circuit Breaker
    ED63B020L - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    ED42B020L - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    CED63B020L - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Sale
    THQC32020WL - GE - Molded Case Circuit Breaker
    THQC32020WL - GE - Molded Case Circuit Breaker
    GE
    Save $191.10
    Sale
    THED136020WL - GE - Molded Case Circuit Breaker
    GE
    Save $791.01
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    TED136020WL - GE - Molded Case Circuit Breaker
    GE
    Save $620.01
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    TED134020WL - GE - Molded Case Circuit Breaker
    GE
    Save $409.01
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    TEB122020WL - GE 20 Amp 2 Pole 240 Volt Molded Case Circuit Breaker General Electric Lug
    TEB122020WL - GE - Molded Case Circuit Breaker
    GE
    Save $45.01
    Sale
    TEB111020WL - GE 20 Amp 1 Pole 120 Volt Molded Case Circuit Breaker General Electric Lug
    TEB111020WL - GE - Molded Case Circuit Breaker
    GE
    Save $166.01
    Sale
    FH16020C - Square D 20 Amp 1 Pole 277 Volt Molded Case Circuit Breaker
    FH16020C - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $408.41
    Sale
    FH16020B - Square D 20 Amp 1 Pole 277 Volt Molded Case Circuit Breaker
    FH16020B - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $408.41
    Sale
    FH16020A - Square D 20 Amp 1 Pole 277 Volt Molded Case Circuit Breaker
    FH16020A - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $408.41
    FAL34020 - Square D - Molded Case Circuit Breaker
    Schneider Electric
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