Molded Case Breakers

7247 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    7247 products
    Sale
    FD1030 - Eaton - Molded Case Circuit Breaker
    FD1030 (277V)- Eaton - Molded Case Circuit Breaker
    Bolt On - 30 Amp - 1 Pole - 277 Volt
    Eaton Cutler-Hammer
    Save $100 CAD
    Sale
    FD1020 - Eaton - Molded Case Circuit Breaker
    FD1020 (277V) - Eaton - Molded Case Circuit Breaker
    Bolt On - 20 Amp - 1 Pole - 277 Volt
    Eaton Cutler-Hammer
    Save $100 CAD
    Sale
    EHD3090 - Eaton - Molded Case Circuit Breaker
    EHD3090 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 90 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $160 CAD
    Sale
    EHD3030 - Eaton - Molded Case Circuit Breaker
    EHD3030 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 30 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $177 CAD
    Sale
    EHD2050 - Eaton - Molded Case Circuit Breaker
    EHD2050 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 50 Amp - 2 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $279 CAD
    Sale
    EHD2015 - Eaton - Molded Case Circuit Breaker
    EHD2015 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 15 Amp - 2 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $100 CAD
    EHD1015 - Eaton - Molded Case Circuit Breaker
    EHD1015 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 15 Amp - 1 Pole - 277 Volt
    Eaton Cutler-Hammer
    ED43B020 - Siemens - Molded Case Circuit Breaker
    ED43B020 - Siemens - Molded Case Circuit Breaker
    ED43B020 - Siemens - Molded Case Circuit Breaker
    Bolt On - 20 Amp - 3 Pole - 480 Volt
    Siemens/ITE
    ED42B020 - Siemens - Molded Case Circuit Breaker
    ED42B020 - Siemens - Molded Case Circuit Breaker
    Bolt On - 20 Amp - 2 Pole - 480 Volt
    Siemens/ITE
    ED41B015 - Siemens - Molded Case Circuit Breaker
    Bolt On - 15 Amp - 1 Pole - 120 Volt
    Siemens/ITE
    Sale
    ED3225 - Eaton - Molded Case Circuit Breaker
    Feed Thru - 225 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $200 CAD
    Sale
    ED3150 - Eaton - Molded Case Circuit Breaker
    Feed Thru - 150 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $469 CAD
    ED22B080L - Siemens - Molded Case Circuit Breaker
    ED22B080L - Siemens - Molded Case Circuit Breaker
    Bolt-On - 80 Amp - 2 Pole - 240 Volt
    Siemens/ITE
    ED22B020 - Siemens - Molded Case Circuit Breaker
    ED22B020 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 240 Volt
    Siemens/ITE
    Sale
    ED2125 - Eaton - Molded Case Circuit Breaker
    ED2125 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 125 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $120 CAD
    CFD63B200L - Siemens - Molded Case Circuit Breaker
    CFD63B200L - Siemens - Molded Case Circuit Breaker
    CFD63B200L - Siemens - Molded Case Circuit Breaker
    Bolt-On - 200 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    CFD63B150L - Siemens - Molded Case Circuit Breaker
    CFD63B150L - Siemens - Molded Case Circuit Breaker
    CFD63B150L - Siemens - Molded Case Circuit Breaker
    Bolt-On - 150 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    Limited availability
    MDL3800W - Eaton - Circuit Breakers Load Centers
    MDL3800W - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 800 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $6,288 CAD
    Sale
    JD3200Y - Eaton Molded Case Trip Units And Programmers
    JD3200Y - Eaton - Molded Case Circuit Breaker
    Bolt-On - 200 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $383 CAD
    Sale
    HMCP400W5 - Eaton Molded Case Circuit Breaker
    HMCP400W5 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $1,000 CAD
    Limited availability
    HMCP400N5 - Eaton Molded Case Circuit Breaker
    HMCP400N5 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $2,022 CAD
    Sale
    HMCP150T4W - Eaton Molded Case Circuit Breakers
    HMCP150T4W - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $276 CAD
    Sale
    TQD32225 - GE - Molded Case Circuit Breaker
    TQD32225 - GE - Molded Case Circuit Breaker
    Feed-Thru - 225 Amp - 3 Pole - 240 Volt
    GE
    Save $550.01 CAD
    TQD22125 - GE - Molded Case Circuit Breaker
    TQD22125 - GE - Molded Case Circuit Breaker
    Feed-Thru - 125 Amp - 2 Pole - 240 Volt
    GE
    TQD22100 - GE - Molded Case Circuit Breaker
    TQD22100 - GE - Molded Case Circuit Breaker
    Feed-Thru - 100 Amp - 2 Pole - 240 Volt
    GE
    TJK636600 - GE - Molded Case Circuit Breaker
    TJK636600 - GE - Molded Case Circuit Breaker
    Bolt-On - 600 Amp - 3 Pole - 600 Volt
    GE
    Sale
    TJJ436400 - GE - Molded Case Circuit Breaker
    TJJ436400 - GE - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 600 Volt
    GE
    Save $4,940.01 CAD
    TJJ436300 - GE - Molded Case Circuit Breaker
    TJJ436300 - GE - Molded Case Circuit Breaker
    Feed-Thru - 300 Amp - 3 Pole - 600 Volt
    GE
    Sale
    THQC32050 - GE - Molded Case Circuit Breaker
    THQC32050 - GE - Molded Case Circuit Breaker
    Feed-Thru - 50 Amp - 3 Pole - 240 Volt
    GE
    Save $102.01 CAD
    THQC2170 - GE - Molded Case Circuit Breaker
    THQC2170 - GE - Molded Case Circuit Breaker
    Feed-Thru - 70 Amp - 2 Pole - 240 Volt
    GE
    THQC2160 - GE - Molded Case Circuit Breaker
    THQC2160 - GE - Molded Case Circuit Breaker
    Feed-Thru - 60 Amp - 2 Pole - 240 Volt
    GE
    ED63A010L - Siemens - Moded Case Circuit Breaker
    ED63A010L - Siemens - Molded Case Circuit Breaker
    Bolt-On - 10 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    ED62B050 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 50 Amp - 2 Pole - 600 Volt
    Siemens/ITE
    EDB2125L - Eaton - Molded Case Circuit Breaker
    EDB2125L - Eaton - Molded Case Circuit Breaker
    Bolt-On - 125 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
    Sale
    GHB3100S1 - Eaton Cutler-Hammer 100 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    GHB3100S1 - Eaton - 100 Amp Molded Case Circuit Breaker
    Bolt-On - 100 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $333 CAD
    Sale
    HQR23B200L - Siemens 200 Amp 3 Pole 240 Volt Molded Case Circuit Breaker
    HQR23B200L - Siemens - 200 Amp Molded Case Circuit Breaker
    Bolt-On - 200 Amp - 3 Pole - 240 Volt
    Siemens/ITE
    Save $2,218.01 CAD
    Sale
    BDA36110 - Square D 110 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    BDA36110 - Square D - 110 Amp Molded Case Circuit Breaker
    I-Line Plug-In - 110 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $310 CAD
    Sale
    BDA260301 - Square D 30 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    BDA260301 - Square D - 30 Amp Molded Case Circuit Breaker
    I-Line Plug-In - 30 Amp - 2 Pole - 600 Volt
    Schneider Electric
    Save $161.01 CAD
    Sale
    BDA260502 - Square D 50 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    BDA260502 - Square D - 50 Amp Molded Case Circuit Breaker
    I-Line Plug-In - 50 Amp - 2 Pole - 600 Volt
    Schneider Electric
    Save $227.01 CAD
    Sale
    BDA260601 - Square D 60 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    BDA260601 - Square D - 60 Amp Molded Case Circuit Breaker
    I-Line Plug-In - 60 Amp - 2 Pole - 600 Volt
    Schneider Electric
    Save $232.01 CAD
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