Molded Case Breakers

214 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    214 products
    HFXD63B150L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    SGHC3401L4XX - General Electric 150 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    SGHC3401L4XX - GE - Molded Case Circuit Breaker
    Bolt-On - 150 Amp - 3 Pole - 480 Volt
    GE
    SGPC3601L4XX - GE - Molded Case Circuit Breaker
    Bolt-On - 150 Amp - 3 Pole - 600 Volt
    GE
    SGHC3601L3XX - General Electric 150 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    SGHC3601L3XX - GE - Molded Case Circuit Breaker
    Bolt-On - 150 Amp - 3 Pole - 600 Volt
    GE
    JD3150 - Eaton - Molded Case Trip Units And Programmers
    JD3150 - Eaton - Molded Case Circuit Breaker
    Bolt-On -150 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    HKD3150 - Eaton - Molded Case Circuit Breaker
    HKD3150 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    HJD3150 - Eaton - Molded Case Circuit Breaker
    HJD3150 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    HFD2150 - Eaton - Molded Case Circuit Breaker
    HFD2150 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 150 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    HGA261504 - Square D 150 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HGA261504 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 150 Amp - 2 Pole - 600 Volt
    Schneider Electric
    HDL26150 - Square D 150 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HDL26150 - Square D - Molded Case Circuit Breaker
    Feed Thru - 150 Amp - 2 Pole - 600 Volt
    Schneider Electric
    HDA261501 - Square D 150 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HDA261501 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 150 Amp - 2 Pole - 600 Volt
    Schneider Electric
    SGLC3601L4XX - GE 150 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    SGLC3601L4XX - GE - Molded Case Circuit Breaker
    Bolt-On - 400 Amp - 3 Pole - 600 Volt
    GE
    SGHC3601L4XX - GE 150 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    SGHC3601L4XX - GE - Molded Case Circuit Breaker
    Bolt-On - 150 Amp - 3 Pole - 600 Volt
    GE
    SELA24AT0150 - GE - Molded Case Circuit Breaker
    SELA24AT0150 - GE - Molded Case Circuit Breaker
    Bolt-On - 150 Amp - 2 Pole - 480 Volt
    GE
    QRH23B150 - Siemens - Molded Case Circuit Breaker
    QRH23B150 - Siemens - Molded Case Circuit Breaker
    Bolt On - 150 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    QN2150RH - Siemens - Molded Case Circuit Breaker
    QN2150RH - Siemens - Molded Case Circuit Breaker
    Plug In - 150 Amp - 2 Pole - 240 Volt
    Siemens / ITE
    QJH23B150 - Siemens - Molded Case Circuit Breaker
    QJH23B150 - Siemens - Molded Case Circuit Breaker
    Bolt On - 150 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    QJ23B150H - Siemens - Molded Case Circuit Breaker
    QJ23B150H - Siemens - Molded Case Circuit Breaker
    Bolt On - 150 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    Sold Out
    QJ22B150H - Siemens - Molded Case Circuit Breaker
    QJ22B150H - Siemens - Molded Case Circuit Breaker
    Bolt On - 150 Amp - 2 Pole - 240 Volt
    Siemens / ITE
    QJ22B150 - Siemens - Molded Case Circuit Breaker
    QJ22B150 - Siemens - Molded Case Circuit Breaker
    Bolt On - 150 Amp - 2 Pole - 240 Volt
    Siemens / ITE
    HFXD63B150 - Siemens - Molded Case Circuit Breaker
    Bolt-on - 150 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    Sale
    FXD63L150 - Siemens - Molded Case Circuit Breaker
    FXD63L150 - Siemens - Molded Case Circuit Breaker
    Bolt-on - 150 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    Save $475 CAD
    FXD62B150 - Siemens - Molded Case Circuit Breaker
    FXD62B150 - Siemens - Molded Case Circuit Breaker
    Bolt-on - 150 Amp - 2 Pole - 600 Volt
    Siemens/ITE
    CFD63A150 - Siemens - Molded Case Circuit Breaker
    CFD63A150 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 150 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    TED1K - GE - Mounting Hardware
    150 Amp - 600 Volt
    GE
    THQD32150WL - GE 150 Amp 3 Pole 240 Volt Molded Case Circuit Breaker
    THQD32150WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 3 Pole - 240 Volt
    GE
    THED136150WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 3 Pole - 600 Volt
    GE
    TED134150WL - GE 150 Amp 3 Pole 480 Volt Molded Case Thermal Magnetic Circuit Breaker
    TED134150WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 3 Pole - 450 Volt
    GE
    FD4K - Eaton - Mounting Hardware Kit
    150 Amp - 600 Volt
    Eaton Cutler-Hammer
    Sold Out
    FD4BK - Eaton - Mounting Hardware Kit
    150 Amp - 600 Volt
    Eaton Cutler-Hammer
    Sold Out
    FD3K - Eaton - Mounting Hardware Kit
    150 Amp - 600 Volt
    Eaton Cutler-Hammer
    FB1K - Eaton - Mounting Hardware Kit
    150 Amp - 600 Volt
    Eaton Cutler-Hammer
    SEPA36AT0150 - GE - Molded Case Circuit Breaker
    Bolt-On - 150 Amp - 3 Pole - 600 Volt
    GE
    Sold Out
    SELA36AI0150 - GE - Molded Case Circuit Breaker
    Bolt-On - 150 Amp - 3 Pole - 600 Volt
    GE
    SEHA36AT0150 - GE - Molded Case Circuit Breaker
    Bolt-On - 150 Amp - 3 Pole - 600 Volt
    GE
    HMCPS150U4C - Eaton - Molded Case Circuit Breaker
    HMCPS150U4C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    HMCPS150T4C - Eaton - Molded Case Circuit Breaker
    HMCPS150T4C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    HFD2150L - Eaton - Molded Case Circuit Breaker
    HFD2150L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    FDC2150L - Eaton - MoldedCase Circuit Breakers
    FDC2150L - Eaton - MoldedCase Circuit Breakers
    Feed Thru - 150 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    FDB2150L - Eaton - Molded Case Circuit Breaker
    FDB2150L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
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