Molded Case Breakers

61 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    61 products
    LC36350 - Square D - Molded Case Circuit Breaker
    LC36350 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 350 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Sale
    LAL36350 - Square D - Molded Case Circuit Breaker
    LAL36350 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 350 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $1,545 CAD
    TJJ436350 - General Electric 350 Amp 3 Pole 600 Volt Thermal Magnetic Circuit Breaker
    TJJ436350 - GE - Molded Case Circuit Breaker
    Feed-Thru - 350 Amp - 3 Pole - 600 Volt
    GE
    JXD22B350 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 350 Amp - 2 Pole - 240 Volt
    Siemens/ITE
    JXD63B350 - Siemens - Molded Case Circuit Breaker
    Bolt-on - 350 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    Sale
    MDL3350 - Eaton - Molded Case Circuit Breaker
    MDL3350 - Eaton - Molded Case Circuit Breaker
    Feed Thru - 350 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $2,472.01 CAD
    Sale
    LGS3350FAG - Eaton - Molded Case Circuit Breaker
    LGS3350FAG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 350A - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $544.01 CAD
    LGH3350FAG - Eaton - Molded Case Circuit Breaker
    LGH3350FAG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 350A - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    LGE3350FAG - Eaton - Molded Case Circuit Breaker
    LGE3350FAG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 350A - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KDB3350 - Eaton - Molded Case Circuit Breaker
    KDB3350 - Eaton - Molded Case Circuit Breaker
    Feed Thru - 350A - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    HMDL3350 - Eaton - Molded Case Circuit Breaker
    HMDL3350 - Eaton - Molded Case Circuit Breaker
    Feed Thru - 350A - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    JXD63B350HL - Siemens - Molded Case Circuit Breaker
    Bolt-In - 350 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    JXD23B350L - Siemens - Molded Case Circuit Breaker
    JXD23B350L - Siemens - Molded Case Circuit Breaker
    Bolt-In - 350 Amp - 3 Pole - 240 Volt
    Siemens/ITE
    JXD22B350L - Siemens - Molded Case Circuit Breaker
    JXD22B350L - Siemens - Molded Case Circuit Breaker
    Bolt-In - 350 Amp - 2 Pole - 240 Volt
    Siemens/ITE
    HJXD63B350L - Siemens - Molded Case Circuit Breaker
    Bolt-On - 350 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    KDC3350Y - Eaton Molded Case Circuit Breakers
    KDC3350Y - Eaton - Molded Case Circuit Breaker
    Bolt-On - 350 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KDC3350X - Eaton Molded Case Circuit Breakers
    KDC3350X - Eaton - Molded Case Circuit Breaker
    Bolt-On - 350 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KDC3350C - Eaton Molded Case Circuit Breakers
    KDC3350C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 350 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KDC3350W - Eaton Molded Case Circuit Breakers
    KDC3350W - Eaton - Molded Case Circuit Breaker
    Bolt-On - 350 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3350Y - Eaton Molded Case Circuit Breakers
    KD3350Y - Eaton - Molded Case Circuit Breaker
    Bolt-On - 350 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3350X - Eaton Molded Case Circuit Breakers
    KD3350X - Eaton - Molded Case Circuit Breaker
    Bolt-On - 350 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3350C - Eaton Molded Case Circuit Breakers
    KD3350C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 360 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3350W - Eaton Molded Case Circuit Breakers
    KD3350W - Eaton - Molded Case Circuit Breaker
    Bolt-On - 350 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    LD3350Y - Eaton Molded Case Circuit Breakers
    LD3350Y - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 350 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    LD3350X - Eaton Molded Case Circuit Breakers
    LD3350X - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 350 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    LD3350C - Eaton Molded Case Circuit Breakers
    LD3350C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 350 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    LD3350W - Eaton Molded Case Circuit Breakers
    LD3350W - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 350 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    HKD3350Y - Eaton Molded Case Circuit Breaker
    HKD3350Y - Eaton - Molded Case Circuit Breaker
    Bolt-On - 350 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    HKD3350X - Eaton Molded Case Circuit Breaker
    HKD3350X - Eaton - Molded Case Circuit Breaker
    Bolt-On - 350 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    HKD3350C - Eaton Molded Case Circuit Breaker
    HKD3350C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 350 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    HKD3350W - Eaton Molded Case Circuit Breaker
    HKD3350W - Eaton - Molded Case Circuit Breaker
    Bolt-On - 350 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    TJK636350 - GE - Molded Case Circuit Breaker
    TJK636350 - GE - Molded Case Circuit Breaker
    Feed-Thru - 350 Amp - 3 Pole - 600 Volt
    GE
    Sale
    TJK436350 - GE - Molded Case Circuit Breaker
    TJK436350 - GE - Molded Case Circuit Breaker
    Feed-Thru - 350 Amp - 3 Pole - 600 Volt
    GE
    Save $3,690.01 CAD
    Sale
    TJD432350 - GE - Molded Case Circuit Breaker
    TJD432350 - GE - Molded Case Circuit Breaker
    Feed-Thru - 350 Amp - 3 Pole - 240 Volt
    GE
    Save $2,186.01 CAD
    THJK436350 - GE - Molded Case Circuit Breaker
    THJK436350 - GE - Molded Case Circuit Breaker
    Feed-Thru - 350 Amp - 3 Pole - 600 Volt
    GE
    JXD63B350L - Siemens 350 Amp 3 Pole 600 Volt Feed Thru Molded Case Circuit Breaker
    JXD63B350L - Siemens - 350 Amp Molded Case Circuit Breaker
    Bolt-In - 350 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    JXD63B400L - Siemens - Molded Case Circuit Breaker
    Bolt-In - 350 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    TJK636350WL - General Electric 350 Amp 3 Pole 600 Volt Thermal Magnetic Circuit Breaker
    TJK636350WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 350 Amp - 3 Pole - 600 Volt
    GE
    THJK436350WL - General Electric 350 Amp 3 Pole 600 Volt Thermal Magnetic Circuit Breaker
    THJK436350WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 350 Amp - 3 Pole - 600 Volt
    GE
    TJD432350WL - GE 350 Amp 3 Pole 240 Volt Molded Case Circuit Breaker
    TJD432350WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 350 Amp - 3 Pole - 240 Volt
    GE
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