Molded Case Breakers

6399 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    6399 products
    Sale
    FAL36015 - Square D 15 Amp 3 Pole 600 Volt Lug Molded Case Circuit Breaker
    FAL36015 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 15 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $336 CAD
    FAL34020 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Sale
    FA36030 - Square D 30 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    FA36030 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 30 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $170 CAD
    Sold Out
    EDB36035 - Square D 35 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    EDB36035 - Square D - Molded Case Circuit Breaker
    Bolt-On - 35 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $234 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
    Sale
    EDB34080 - Square D 80 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EDB34080 - Square D - Molded Case Circuit Breaker
    Bolt-On - 80 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Save $215.01 CAD
    EDB24040 - Square D 40 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EDB24040 - Square D - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 2 Pole - 480 Volt
    Schneider Electric
    EDB24015 - Square D 15 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EDB24015 - Square D - Molded Case Circuit Breaker
    Bolt-On - 15 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
    HJA36050 - Square D 50 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HJA36050 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 50 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $240 CAD
    Sale
    HGL36060 - Square D 60 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGL36060 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 60 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $360 CAD
    Sale
    HGA36100 - Square D 100 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGA36100 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 100 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $373 CAD
    Sale
    HDA36150 - Square D 150 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HDA36150 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 150 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $522 CAD
    Sale
    HDA36090 - Square D 90 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HDA36090 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 90 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $420 CAD
    Sale
    HDA36040 - Square D 40 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HDA36040 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 40 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $460 CAD
    Sale
    HDA36015 - Square D 15 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HDA36015 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 15 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $320 CAD
    SGHA36AT0400 - GE - Molded Case Circuit Breaker
    Bolt-On - 400 Amp - 3 Pole - 600 Volt
    GE
    QOM100VH - Square D - Molded Case Circuit Breaker
    QOM100VH - Square D - Molded Case Circuit Breaker
    Bolt-On - 100 Amp - 2 Pole - 240 V
    Schneider Electric
    CH230 - Eaton - Molded Case
    CH230 - Eaton - Molded Case Circuit Breakers
    Plug-In - 30 Amp - 2 Pole - 240V
    Eaton
    CH120 - Eaton - Molded Case
    CH120 - Eaton - Molded Case Circuit Breakers
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Eaton
    FDB3150 - Eaton - Molded Case Circuit Breaker
    FDB3150 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 150 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Sold Out
    FDB2040 - Eaton - Molded Case Circuit Breaker
    FDB2040 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    FD3200 - Eaton - Molded Case Circuit Breaker
    FD3200 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 200 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    FD3050 - Eaton - Molded Case Circuit Breaker
    FD3050 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 50 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    FD3040 - Eaton - Molded Case Circuit Breaker
    FD3040 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    NGC308032E - Eaton - Molded Case Circuit Breaker
    NGC308032E - Eaton - Molded Case Circuit Breaker
    Bolt-On - 800 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Sale
    BJA36040 - Square D 40 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BJA36040 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 40 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $310 CAD
    HQR23B200 - Siemens - Molded Case Circuit Breaker
    HQR23B200 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 200 Amp - 3 Pole - 240 Volt
    Siemens/ITE
    ED63B035 - Siemens - Molded Case Circuit Breaker
    ED63B035 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 35 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    ED43B040 - Siemens - Molded Case Circuit Breaker
    ED43B040 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 3 Pole - 480 Volt
    Siemens/ITE
    QO220VH - Square D 20 Amp 2 Pole 120 Volt Plug-In Molded Case Circuit Breaker
    QO220VH - Square D - Molded Case Circuit Breaker
    Plug-In - 20 Amp - 2 Pole - 120 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
    Sold Out
    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
    HJL36050M72 - Square D - Molded Case Circuit Breaker
    HJL36050M72 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 50 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Sale
    EJB14015 - Square D 15 Amp 1 Pole 277 Volt Bolt-On Molded Case Circuit Breaker
    EJB14015 - Square D 15 Amp 1 Pole 277 Volt Bolt-On Molded Case Circuit Breaker
    EJB14015 - Square D - Molded Case Circuit Breaker
    Bolt-On - 15 Amp - 1 Pole - 277 Volt
    Schneider Electric
    Save $57 CAD
    Sold Out
    EJB16015 - Square D 15 Amp 1 Pole 347 Volt Bolt-On Molded Case Circuit Breaker
    EJB16015 - Square D 15 Amp 1 Pole 347 Volt Bolt-On Molded Case Circuit Breaker
    EJB16015 - Square D - Molded Case Circuit Breaker
    Bolt-On - 15 Amp - 1 Pole - 347 Volt
    Schneider Electric
    Save $99 CAD
    Sold Out
    EJB36040 - Square D 40 Amp 3 Pole 600 Volt Bolt-On Circuit Breaker
    EJB36040 - Square D 40 Amp 3 Pole 600 Volt Bolt-On Circuit Breaker
    EJB36040 - Square D - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $750 CAD
    LDL36600U31X - Square D - Molded Case Circuit Breaker
    Feed Thru - 600 Amp - 3 Pole - 600 Volt
    Schneider Electric
    KD3200 - Eaton - Molded Case Circuit Breaker
    KD3200 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 200 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Sale
    EGB36060 - Square D 60 Amp 3 Pole 600 Volt Bolt-On Circuit Breaker
    EGB36060 - Square D 60 Amp 3 Pole 600 Volt Bolt-On Circuit Breaker
    EGB36060 - Square D - Molded Case Circuit Breaker
    Bolt-On - 60 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $510 CAD
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