Molded Case Breakers

7520 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    7520 products
    QR23B200 - Siemens - Molded Case Circuit Breaker
    QR23B200 - Siemens - Molded Case Circuit Breaker
    QR23B200 - Siemens - Molded Case Circuit Breaker
    Bolt On - 200 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    QR23B150 - Siemens - Molded Case Circuit Breaker
    QR23B150 - Siemens - Molded Case Circuit Breaker
    Bolt On - 150 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    ED63B100L - Siemens - Molded Case Circuit Breaker
    ED63B100L - Siemens - Molded Case Circuit Breaker
    Feed Thru - 100 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    TQD32200WL - GE - Molded Case Circuit Breaker
    TQD32200WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 200 Amp - 3 Pole - 240 Volt
    GE
    TED136020WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 3 Pole - 600 Volt
    GE
    Sale
    SEDA36AT0150 - GE - Molded Case Circuit Breaker
    Bolt-On - 150 Amp - 3 Pole - 600 Volt
    GE
    Save $239 CAD
    Sale
    HFD3070L - Eaton - Molded Case Circuit Breaker
    HFD3070L - Eaton - Molded Case Circuit Breaker
    Feed Thru - 70 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $1,480.19 CAD
    Sale
    FDC3150L - Eaton - Molded Case Circuit Breaker
    FDC3150L - Eaton - Molded Case Circuit Breaker
    Feed Thru - 150 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $600 CAD
    Sale
    FDB3100L - Eaton - Molded Case Circuit Breaker
    FDB3100L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 100 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $302 CAD
    FD3125L - Eaton - Molded Case Circuit Breaker
    FD3125L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 125 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
    Sale
    EHD3030L - Eaton - Molded Case Circuit Breaker
    EHD3030L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 30 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $177 CAD
    Sale
    ED3200L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 200 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $469 CAD
    Sale
    DK3400 - Eaton - Molded Case Circuit Breaker
    DK3400 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $492 CAD
    Sale
    QGA32225 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 225 Amp - 3 Pole - 240 Volt
    Schneider Electric
    Save $299 CAD
    QDA32100 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 100 Amp - 3 Pole - 240 Volt
    Schneider Electric
    Sale
    HLL36080 - Square D - Molded Case Circuit Breaker
    HLL36080 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 80 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $1,030 CAD
    Sale
    HLA36050 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 50 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $910 CAD
    Sale
    HLA36020 - Square D - Molded Case Circuit Breaker
    HLA36020 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $910 CAD
    Sale
    FA36050 - Square D 50 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    FA36050 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 50 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $455 CAD
    Sale
    FA36015 - Square D 15 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    FA36015 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 15 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $1,096 CAD
    Sale
    EDB34090 - Square D 90 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EDB34090 - Square D - Molded Case Circuit Breaker
    Bolt-On - 90 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Save $349.01 CAD
    EDB24020 - Square D 20 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EDB24020 - Square D - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 480 Volt
    Schneider Electric
    Sale
    HJA36125 - Square D 125 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HJA36125 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 125 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $350 CAD
    Sale
    JLA36200
    JLA36150 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $620 CAD
    Sale
    JDL36225 - Square D - Molded Case Circuit Breaker
    JDL36225 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 225 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $840 CAD
    Sale
    hkd3400f - Eaton - Molded Case Circuit Breaker
    HKD3400 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $791 CAD
    BQ2502115 - Eaton - Molded Case Circuit Breaker
    BQ2502115 - Eaton - Molded Case Circuit Breaker
    50 Amp - 2 Pole - 240 Volt
    Eaton
    PDG23G0060TFFJ - Eaton - Molded Case Circuit Breakers
    PDG23G0060TFFJ - Eaton - Molded Case Circuit Breakers
    Feed-Thru - 60 Amp - 3 Pole - 600 Volt
    Eaton
    3VA5220-6ED31-0AA0 - Siemens - Molded Case Circuit Breaker
    3VA5220-6ED31-0AA0 - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Sale
    CHFN225GF - Eaton - Molded Case Circuit Breaker
    CHN225GF - Eaton - Molded Case Circuit Breaker
    Plug-in - 25A -2 Pole - 240 Volt
    Eaton
    Save $52 CAD
    Sale
    FBN36TE080RV - General Electrics - Molded Case Circuit Breakers
    FBN36TE080RV - General Electrics - Molded Case Circuit Breakers
    Bolt-On - 80 Amp - 3 Pole - 600 V
    GE
    Save $257 CAD
    BDA160201 - Square D - Molded Case Circuit Breaker
    BDA160201 - Square D - Molded Case Circuit Breaker
    I-Line Style Plug-In - 20 Amp - 1 Pole - 600 V
    Schneider Electric
    JXD63B250 - Siemens - Molded Case Circuit Breaker
    Bolt-In - 250 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    Sale
    FDC3050 - Eaton - MoldedCase Circuit Breakers
    FDC3050 - Eaton - MoldedCase Circuit Breakers
    Bolt-On - 50 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $340 CAD
    Sale
    FDB3080 - Eaton - Molded Case Circuit Breaker
    FDB3080 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 80 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $180 CAD
    Sale
    FDB3070 - Eaton - Molded Case Circuit Breaker
    FDB3070 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 70 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $83 CAD
    Sale
    FDB3015 - Eaton - Molded Case Circuit Breaker
    FDB3015 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 15 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $566 CAD
    Sale
    FD2100 - Eaton - Molded Case Circuit Breaker
    FD2100 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 100 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $180 CAD
    Sale
    ED3175 - Eaton - Molded Case Circuit Breaker
    Bolt On - 175 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $200 CAD
    Recently viewed