Molded Case Circuit Breakers

101 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    101 products
    Sale
    EDB24045 - Square D 45 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EDB24045 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $306.01
    Sale
    EDB26045 - Square D 45 Amp 2 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    EDB26045 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $68
    Sale
    FHL36045 - Square D 45 Amp 3 Pole 600 Volt Lug Molded Case Circuit Breaker
    FHL36045 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $2,107.41
    EHD1045L - Eaton - Molded Case Circuit Breaker
    EHD1045L - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Sale
    EHD3045L - Eaton - Molded Case Circuit Breaker
    EHD3045L - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $598.38
    Sale
    FD1045L - Eaton - Molded Case Circuit Breaker
    FD1045L - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $550.57
    Sale
    FD3045L - Eaton - Molded Case Circuit Breaker
    FD3045L - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $1,577.32
    Sale
    FDB2045L - Eaton - Molded Case Circuit Breaker
    FDB2045L - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $489.85
    FDC2045L - Eaton - Molded Case Circuit Breaker
    FDC2045L - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    FDC3045L - Eaton - MoldedCase Circuit Breakers
    FDC3045L - Eaton - MoldedCase Circuit Breakers
    Eaton Cutler-Hammer
    HFD2045L - Eaton - Molded Case Circuit Breaker
    HFD2045L - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Sale
    TED134045WL - GE 45 Amp 3 Pole 480 Volt Molded Case Thermal Magnetic Circuit Breaker
    TED134045WL - GE - Molded Case Circuit Breaker
    GE
    Save $521.01
    Sale
    TED136045WL - GE 45 Amp 3 Pole 600 Volt Molded Case Thermal Magnetic Circuit Breaker
    TED136045WL - GE - Molded Case Circuit Breaker
    GE
    Save $638.01
    ED23B045L - Siemens - Molded Case Circuit Breaker
    ED23B045L - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    Sale
    ED42B045L - Siemens 45 Amp 2 Pole 480 Volt Molded Case Circuit Breaker
    ED42B045L - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    Save $882.01
    Sale
    NGB1B045B - Siemens - Molded Case Circuit Breaker
    NGB1B045B - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Save $174.01
    NGB2B045B - Siemens - Molded Case Circuit Breaker
    NGB2B045B - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    ED61B045L - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    Sale
    ED22B045 - Siemens 45 Amp 2 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    ED22B045 - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    Save $508.01
    ED23B045 - Siemens 45 Amp 3 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    ED23B045 - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    Sale
    HED42B045 - Siemens - Molded Case Circuit Breaker
    HED42B045 - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    Save $196.84
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