Molded Case Breakers

7536 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    7536 products
    Sale
    FD2090 - Eaton - Molded Case Circuit Breaker
    FD2090 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 90 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $180 CAD
    Sale
    FD2070 - Eaton - Molded Case Circuit Breaker
    FD2070 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 70 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $180 CAD
    Sale
    EHD3100 - Eaton - Molded Case Circuit Breaker
    EHD3100 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 100 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $160 CAD
    Sale
    ED2150 - Eaton - Molded Case Circuit Breaker
    ED2150 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 150 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $33 CAD
    TQD22200 - GE - Molded Case Circuit Breaker
    TQD22200 - GE - Molded Case Circuit Breaker
    Feed-Thru - 200 Amp - 2 Pole - 240 Volt
    GE
    Sale
    THQD32200 - GE - Molded Case Circuit Breaker
    Feed-Thru - 200 Amp - 3 Pole - 240 Volt
    GE
    Save $325.01 CAD
    THQC2160 - GE - Molded Case Circuit Breaker
    THQC2160 - GE - Molded Case Circuit Breaker
    Feed-Thru - 60 Amp - 2 Pole - 240 Volt
    GE
    Limited availability
    THQC2150 - GE - Molded Case Circuit Breaker
    THQC2150 - GE - Molded Case Circuit Breaker
    Feed-Thru - 50 Amp - 2 Pole - 240 Volt
    GE
    THQC2130 - GE - Molded Case Circuit Breaker
    THQC2130 - GE - Molded Case Circuit Breaker
    Feed-Thru - 30 Amp - 2 Pole - 240 Volt
    GE
    Sale
    THQC21100 - GE - Molded Case Circuit Breaker
    THQC21100 - GE - Molded Case Circuit Breaker
    Feed-Thru - 100 Amp - 2 Pole - 240 Volt
    GE
    Save $95.01 CAD
    ED62B020 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 600 Volt
    Siemens/ITE
    ED62B015 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 15 Amp - 2 Pole - 600 Volt
    Siemens/ITE
    Limited availability
    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
    BR120AF - Eaton - 20 Amp Molded Case Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Save $16 CAD
    JXD63B400L - Siemens - Molded Case Circuit Breaker
    Bolt-In - 350 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    TEB111015 - GE 15 Amp 1 Pole 120 Volt Molded Case Circuit Breaker General Electric Lug
    TEB111015 - GE - Molded Case Circuit Breaker
    Feed-Thru - 15 Amp - 1 Pole - 120 Volt
    GE
    TED113015 - GE 15 Amp 1 Pole 240 Volt Molded Case Circuit Breaker General Electric Lug
    TED113015 - GE - Molded Case Circuit Breaker
    Feed-Thru - 15 Amp - 1 Pole - 277 Volt
    GE
    TED136025 - GE - Molded Case Circuit Breaker
    Feed-Thru - 25 Amp - 3 Pole - 600 Volt
    GE
    TED136070 - GE 70 Amp 3 Pole 600 Volt Molded Case Thermal Magnetic Circuit Breaker
    TED136070 - GE - Molded Case Circuit Breaker
    Feed-Thru - 70 Amp - 3 Pole - 600 Volt
    GE
    THQD22200WL - GE 200 Amp 2 Pole 240 Volt Molded Case Circuit Breaker
    THQD22200WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 200 Amp - 2 Pole - 240 Volt
    GE
    Limited availability
    SEDA36AN0150 - GE - Molded Case Circuit Breaker
    SEDA36AN0150 - GE - Molded Case Circuit Breaker
    Bolt-On - 150 Amp - 3 Pole - 600 Volt
    GE
    Save $261 CAD
    Sale
    HRL36150U31X - Square D - Molded Case Circuit Breaker
    HRL36150U31X - Square D - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $694 CAD
    Sale
    NGC308032E - Eaton - Molded Case Circuit Breaker
    NGC308032E - Eaton - Molded Case Circuit Breaker
    Bolt-On - 800 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $2,700 CAD
    Sale
    BJA36050 - Square D 50 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BJA36050 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 50 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $310 CAD
    Sale
    BJA36020 - Square D 20 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BJA36020 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $310 CAD
    Sale
    FDE316032 - Eaton - Molded Case Circuit Breaker
    FDE316032 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 160 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $2,745 CAD
    Sale
    FD2125 - Eaton - Molded Case Circuit Breaker
    FD2125 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 125 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $400 CAD
    Limited availability
    ELC3100R - Eaton - Circuit Breaker Parts And Accessories
    ELC3100R - Eaton - Circuit Breaker Part
    Eaton Cutler-Hammer
    Save $290 CAD
    ED43B050 - Siemens - Molded Case Circuit Breaker
    ED43B050 - Siemens - Molded Case Circuit Breaker
    ED43B050 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 50 Amp - 3 Pole - 480 Volt
    Siemens/ITE
    FBV36TE015RV - GE 15 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    FBV36TE015RV - GE - Molded Case Circuit Breaker
    Bolt-On - 15 Amp - 3 Pole - 600 Volt
    GE
    QO220VH - Square D - Molded Case Circuit Breaker
    QO220VH - Square D - Molded Case Circuit Breaker
    QO220VH - Square D - Molded Case Circuit Breaker
    Plug-In - 20 Amp - 2 Pole - 120 Volt
    Schneider Electric
    ECB14020G3 - Square D 20 Amp 1 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    ECB14020G3 - Square D - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 480 Volt
    Schneider Electric
    CQD315 - Siemens - Molded Case Circuit Breaker
    CQD315 - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 15 Amp - 3 Pole - 480 Volt
    Siemens / ITE
    NGG3B070L - Siemens - Molded Case Circuit Breaker
    NGG3B070L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 70 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    Limited availability
    CH120AF - Eaton Cutler-Hammer 20 Amp 1 Pole 120 Volt Molded Case Circuit Breaker
    CH120AF - Eaton - 20 Amp Molded Case Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Sale
    BJA36070 - Square D 60 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BJA36070 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 70 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $853 CAD
    Sale
    BGA36060 - Square D 60 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BGA36060 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 30 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $260 CAD
    BW2125 - Eaton - Molded Case Circuit Breaker
    BW2125 - Eaton - Main Circuit Breaker
    Bolt-On - 125 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
    HDA261502 - Square D 150 Amp 2 Pole 600 Volt Molded Case Circuit Breaker
    HDA261502 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 150 Amp - 2 Pole - 600 Volt
    Schneider Electric
    Limited availability
    GD3060 - Eaton - Molded Case Circuit Breaker
    GD3060 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 60 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $273 CAD
    Recently viewed