Molded Case Breakers

7247 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    7247 products
    TJJ436Y400 - General Electric 400 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    TJJ436Y400 - GE - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 600 Volt
    GE
    Sale
    TEYD3125B - General Electric 125 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYD3125B - GE - Molded Case Circuit Breaker
    Bolt-On - 125 Amp - 3 Pole - 480 Volt
    GE
    Save $297 CAD
    Sale
    HFXD63B175L - Siemens - Molded Case Circuit Breaker
    HFXD63B175L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 175 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    Save $1,109 CAD
    HFD63B150L - Siemens - Molded Case Circuit Breaker
    HFD63B150L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    SKHC3612L4XX - General Electric 1200 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    SKHC3612L4XX - GE - Molded Case Circuit Breaker
    Bolt-On - 1200 Amp - 3 Pole - 600 Volt
    GE
    SGLC3601L3XX - General Electric 150 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    SGLC3601L3XX - GE - Molded Case Circuit Breaker
    Bolt-On - 150 Amp - 3 Pole - 600 Volt
    GE
    Sale
    RGH325036E - Eaton - Molded Case Circuit Breaker
    RGH325036E - Eaton - Molded Case Circuit Breaker
    Bolt-On - 2500 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $63,546 CAD
    Sale
    NGH312033EC - Eaton - Molded Case Circuit Breaker
    NGH312033EC - Eaton - Molded Case Circuit Breaker
    Bolt-On - 1200 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $9,421 CAD
    Sale
    NGC308033EC - Eaton - Molded Case Circuit Breaker
    NGC308033EC - Eaton - Molded Case Circuit Breaker
    Bolt-On - 800 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $12,607 CAD
    Sale
    LD3600 - Eaton - Molded Case Circuit Breaker
    LD3600 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 600 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $1,356 CAD
    Sale
    KDC3400 - Eaton - Molded Case Circuit Breaker
    KDC3400 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $900 CAD
    Sale
    KDB3400 - Eaton - Molded Case Circuit Breaker
    KDB3400 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $2,080 CAD
    Sale
    KD3150 - Eaton - Molded Case Circuit Breaker
    KD3150 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $760 CAD
    Sale
    JD3225 - Eaton - Molded Case Case Circuit Breakers
    JD3225 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 225 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $469 CAD
    Sale
    JD3200 - Eaton - Molded Case Trip Units And Programmers
    JD3200 - Eaton - Molded Case Circuit Breaker
    Bolt-On -200 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $491 CAD
    Sale
    FD4225 - Eaton - Molded Case Circuit Breaker
    FD4225 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 225 Amp - 4 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $1,155 CAD
    CQD225 - Siemens - Molded Case Circuit Breaker
    CQD225 - Siemens - Molded Case Circuit Breaker
    Feed Thru - 25 Amp - 2 Pole - 480 Volt
    Siemens / ITE
    HDL26100 - Square D 100 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HDL26100 - Square D - Molded Case Circuit Breaker
    Feed Thru - 100 Amp - 2 Pole - 600 Volt
    Schneider Electric
    Sale
    BGA36020 - Square D 20 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BGA36020 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $250 CAD
    Sale
    BGA36030 - Square D 30 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BGA36030 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 30 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $250 CAD
    Sale
    BGA36090 - Square D 90 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BGA36090 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 90 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $377 CAD
    Sale
    BDA36070 - Square D 70 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    BDA36070 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 70 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $290 CAD
    HHLD63B600 - Siemens - Molded Case Circuit Breaker
    HHLD63B600 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 600 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    SKLL36AT0800 - GE 800 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    SKLL36AT0800 - GE - Molded Case Circuit Breaker
    Bolt-On - 800 Amp - 3 Pole - 600 Volt
    GE
    Sale
    HJL36090 - Square D - Molded Case Circuit Breaker
    HJL36090 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 90 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $310 CAD
    Sale
    HGL26015 - Square D 15 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HGL26060 - Square D - Molded Case Circuit Breaker
    Feed Thru - 60 Amp - 2 Pole - 600 Volt
    Schneider Electric
    Save $290 CAD
    Sale
    HGL26015 - Square D 15 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HGL26050 - Square D - Molded Case Circuit Breaker
    Feed Thru - 50 Amp - 2 Pole - 600 Volt
    Schneider Electric
    Save $100 CAD
    Sale
    HGL26015 - Square D 15 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HGL26015 - Square D - Molded Case Circuit Breaker
    Feed Thru - 15 Amp - 2 Pole - 600 Volt
    Schneider Electric
    Save $490 CAD
    HGA261001 - Square D 100 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HGA261001 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 100 Amp - 2 Pole - 600 Volt
    Schneider Electric
    HGA260151 - Square D 15 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HGA260151 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 15 Amp - 2 Pole - 600 Volt
    Schneider Electric
    HDL26125 - Square D 125 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HDL26125 - Square D - Molded Case Circuit Breaker
    Feed Thru - 125 Amp - 2 Pole - 600 Volt
    Schneider Electric
    HDL26070 - Square D 70 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HDL26070 - Square D - Molded Case Circuit Breaker
    Feed Thru - 70 Amp - 2 Pole - 600 Volt
    Schneider Electric
    HDA261251 - Square D 125 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HDA261251 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 125 Amp - 2 Pole - 600 Volt
    Schneider Electric
    HDA261004 - Square D 100 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HDA261004 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 100 Amp - 2 Pole - 600 Volt
    Schneider Electric
    HDA260154 - Square D 15 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HDA260154 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 15 Amp - 2 Pole - 600 Volt
    Schneider Electric
    Sale
    EGB24030 - Square D 30 Amp 2 Pole 480 Volt Bolt-On Circuit Molded Case Breaker
    EGB24030 - Square D 30 Amp 2 Pole 480 Volt Bolt-On Circuit Molded Case Breaker
    EGB24030 - Square D - Molded Case Circuit Breaker
    Bolt-On - 30 Amp - 2 Pole - 480 Volt
    Schneider Electric
    Save $77 CAD
    Sale
    EGB24020 - Square D 20 Amp 2 Pole 480 Volt Bolt-On Circuit Molded Case Breaker
    EGB24020 - Square D 20 Amp 2 Pole 480 Volt Bolt-On Circuit Molded Case Breaker
    EGB24020 - Square D - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 480 Volt
    Schneider Electric
    Save $103 CAD
    Sale
    EGB14020 - Square D 20 Amp 1 Pole 277 Volt Bolt-On Circuit Molded Case Breaker
    EGB14020 - Square D 20 Amp 1 Pole 277 Volt Bolt-On Circuit Molded Case Breaker
    EGB14020 - Square D - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 277 Volt
    Schneider Electric
    Save $84 CAD
    Limited availability
    HMDL3800 - Eaton - Molded Case Circuit Breaker
    HMDL3800 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 800 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $1,927 CAD
    SGLL3604L3XX - GE 400 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    SGLL3604L3XX - GE - Molded Case Circuit Breaker
    Bolt-On - 400 Amp - 3 Pole - 600 Volt
    GE
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