Molded Case Breakers

3019 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    3019 products
    JD63F400 - Siemens 400 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Frame
    JD63F400 - Siemens - Frame
    Bolt-on - 400 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    HHJD63F400 - Siemens - Frame
    Bolt-on - 400 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    FD63F250 - Siemens 250 Amp 3 Pole 600 Volt Bolt-On Circuit Breaker Frame
    FD63F250 - Siemens - Frame
    Bolt-on - 250 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    ED63B040L - Siemens - Molded Case Circuit Breaker
    ED63B040L - Siemens - Molded Case Circuit Breaker
    Feed Thru - 40 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    TJJ436400WL - GE 400 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    TJJ436400WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 600 Volt
    GE
    TED136050WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 50 Amp - 3 Pole - 600 Volt
    GE
    Sale
    SEDA36AT0100 - GE - Molded Case Circuit Breaker
    Bolt-On - 100 Amp - 3 Pole - 600 Volt
    GE
    Save $131 CAD
    KD3300 - Eaton - Molded Case Circuit Breaker
    KD3300 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 300 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    HMCP100R3C - Eaton - Molded Case Circuit Breaker
    HMCP100R3C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 100 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Sale
    HFD3200L - Eaton - Molded Case Circuit Breaker
    HFD3200L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 200 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $500 CAD
    Sale
    HFD3015L - Eaton - Molded Case Circuit Breaker
    HFD3015L - Eaton - Molded Case Circuit Breaker
    Feed Thru - 15 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $1,580.19 CAD
    FDC3040L - Eaton - MoldedCase Circuit Breakers
    FDC3040L - Eaton - MoldedCase Circuit Breakers
    Feed Thru - 40 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    FDC2030L - Eaton - Molded Case Circuit Breaker
    FDC2030L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 30 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    FDB3100L - Eaton - Molded Case Circuit Breaker
    FDB3100L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 100 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    FDB3080L - Eaton - Molded Case Circuit Breaker
    FDB3080L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 80 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    FDB3070L - Eaton - Molded Case Circuit Breaker
    FDB3070L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 70 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    FDB2030L - Eaton - Molded Case Circuit Breaker
    FDB2030L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 30 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    FDB2015L - Eaton - Molded Case Circuit Breaker
    FDB2015L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 15 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    FD3150L - Eaton - Molded Case Circuit Breaker
    FD3150L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    FD3080L - Eaton - Molded Case Circuit Breaker
    FD3080L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 80 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    FD3025L - Eaton - Molded Case Circuit Breaker
    FD3025L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 25 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    FD3015L - Eaton - Molded Case Circuit Breaker
    FD3015L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 15 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Sale
    LAL36400 - Square D 400 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    LAL36400 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $848 CAD
    Sale
    HLL36150 - Square D - Molded Case Circuit Breaker
    HLL36150 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $1,026 CAD
    Sale
    HLL36100 - Square D - Molded Case Circuit Breaker
    HLL36100 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 100 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $1,030 CAD
    Sale
    HLL36015 - Square D - Molded Case Circuit Breaker
    HLL36015 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 15 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $890 CAD
    Sale
    HLA36080 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 80 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $1,040 CAD
    Sale
    FAL36050 - Square D 50 Amp 3 Pole 600 Volt Lug Molded Case Circuit Breaker
    FAL36050 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 50 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $126 CAD
    Sale
    FAL36020 - Square D 20 Amp 3 Pole 600 Volt Lug Molded Case Circuit Breaker
    FAL36020 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $96 CAD
    Sale
    HJL36030 - Square D - Molded Case Circuit Breaker
    HJL36030 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 30 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $350 CAD
    HJA36070 - Square D 70 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HJA36070 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 70 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Sale
    HJA36030 - Square D 30 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HJA36030 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 30 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $240 CAD
    Sale
    HGL36100 - Square D 100 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGL36100 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 100 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $210 CAD
    Sale
    HGA36020 - Square D 20 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGA36020 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $210 CAD
    Sale
    HDL36015 - Square D 15 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HDL36015 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 15 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $300 CAD
    Sale
    HDA36125 - Square D 125 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HDA36125 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 125 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $438 CAD
    Sale
    HDA36015 - Square D 15 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HDA36015 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 15 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $320 CAD
    Sale
    JLL36200 - Square D - Molded Case Circuit Breaker
    JLL36200 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 200 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $1,032 CAD
    Sale
    JJA36250 - Square D - Molded Case Circuit Breaker
    JJA36250 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 250 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $1,210 CAD
    Sale
    JGL36200 - Square D - Molded Case Circuit Breaker
    JGL36200 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 200 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $310 CAD
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