Molded Case Circuit Breakers

8450 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    8450 products
    Sale
    SGLC3606L7XX - GE 600 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    SGLC3606L7XX - GE - Molded Case Circuit Breaker
    GE
    Save $767.48
    Sale
    HNXD63B120H - Siemens - Molded Case Circuit Breaker
    HNXD63B120H - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Save $46.54
    Sale
    HGB2B030B - Siemens 30 Amp 2 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    HGB2B030B - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Save $1,180.01
    Sale
    HED43B050 - Siemens 50 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    HED43B050 - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    Save $222.68
    Sale
    CED63A002 - Siemens - Molded Case Circuit Breaker
    CED63A002 - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Save $414.81
    B2125HH - Siemens 125 Amp 2 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    B2125HH - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    LGB1B030B - Siemens 30 Amp 1 Pole 347 Volt Bolt-On Molded Case Circuit Breaker
    LGB1B030B - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    HB3B030 - Siemens - Molded Case Circuit Breaker
    HB3B030 - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Sale
    EJB24050 - Square D 50 Amp 2 Pole 480 Volt Bolt-On Circuit Molded Case Breaker
    EJB24050 - Square D 50 Amp 2 Pole 480 Volt Bolt-On Circuit Molded Case Breaker
    EJB24050 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,021.01
    Sale
    EJB24030 - Square D 30 Amp 2 Pole 480 Volt Bolt-On Circuit Molded Case Breaker
    EJB24030 - Square D 30 Amp 2 Pole 480 Volt Bolt-On Circuit Molded Case Breaker
    EJB24030 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,049.01
    Limited availability
    EJB24015 - Square D 15 Amp 2 Pole 480 Volt Bolt-On Circuit Breaker
    EJB24015 - Square D 15 Amp 2 Pole 480 Volt Bolt-On Circuit Breaker
    EJB24015 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $137
    Sale
    EGB24080 - Square D 80 Amp 2 Pole 480 Volt Bolt-On Circuit Breaker
    EGB24080 - Square D 80 Amp 2 Pole 480 Volt Bolt-On Circuit Breaker
    EGB24080 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,055.01
    Sale
    fd2060 - Eaton - Molded Case Circuit Breaker
    FD2060 - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $1,347.77
    Sale
    HLD3500 - Eaton - Molded Case Circuit Breaker
    HLD3500 - Eaton - Molded Case Circuit Breaker
    HLD3500 - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $2,161
    Sale
    KD3400K - Eaton - Molded Case Circuit Breaker
    KD3400K - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $255
    Sale
    SGPA36AT0400 - GE 400 amp 3 pole 600 Volt Bolt-On Molded Case Circuit Breaker
    SGPA36AT0400 - GE - Molded Case Circuit Breaker
    GE
    Save $4,739.01
    Sale
    QDL22070 - Square D 70 Amp Double Pole 240 Volt PowerPact Q Molded Case Circuit Breaker
    QDL22070 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $793.01
    Sale
    QDL22110 - Square D 110 Amp Double Pole 240 Volt PowerPact Q Molded Case Circuit Breaker
    QDL22110 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $784.01
    Sale
    QDL32070 - Square D 70 Amp 3 Pole 240 Volt PowerPact Q Molded Case Circuit Breaker
    QDL32070 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,357.01
    Sale
    QDL32080 - Square D 80 Amp 3 Pole 240 Volt PowerPact Q Molded Case Circuit Breaker
    QDL32080 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,238.01
    Sale
    JGL36175 - Square D - Molded Case Circuit Breaker
    JGL36175 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,037.01
    Sale
    JLL36200 - Square D - Molded Case Circuit Breaker
    JLL36200 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $613
    Sale
    JLL36225 - Square D - Molded Case Circuit Breaker
    JLL36225 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,377
    Sale
    HGA36015 - Square D 15 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGA36015 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $925.01
    Sale
    HGA36025 - Square D 25 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGA36025 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $925.01
    Sale
    HGA36035 - Square D 35 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGA36035 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $925.01
    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
    HGL36040 - Square D 40 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGL36040 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $993.01
    Sale
    HJA36035 - Square D 35 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HJA36035 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $988.01
    Sale
    EDB24035 - Square D 35 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EDB24035 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $375.01
    Sale
    EDB26020 - Square D 20 Amp 2 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    EDB26020 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $347.01
    Limited availability
    EDB26035 - Square D 35 Amp 2 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    EDB26035 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Limited availability
    EDB26050 - Square D 50 Amp 2 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    EDB26050 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $433.01
    Sale
    EDB36090 - Square D 90 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    EDB36090 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $411.01
    Sale
    FA36090 - Square D 90 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    FA36090 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $735.61
    Sale
    FAL36040 - Square D 40 Amp 3 Pole 600 Volt Lug Molded Case Circuit Breaker
    FAL36040 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $167
    Sale
    FHL36040 - Square D 40 Amp 3 Pole 600 Volt Lug Molded Case Circuit Breaker
    FHL36040 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $2,110.41
    Sale
    FHL36050 - Square D 50 Amp 3 Pole 600 Volt Lug Molded Case Circuit Breaker
    FHL36050 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $2,110.41
    Sale
    HLA36100 - Square D - Molded Case Circuit Breaker
    HLA36100 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $2,403.01
    Sale
    HLL36080 - Square D - Molded Case Circuit Breaker
    HLL36080 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $2,562.01
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