Molded Case Breakers

7520 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    7520 products
    Sale
    fd2060 - Eaton - Molded Case Circuit Breaker
    FD2060 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 60 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $160 CAD
    THQL1120PAF2 - General Electrics - Molded Case Circuit Breaker
    THQL1120PAF2 - GE - Arc Fault Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    General Electric
    THQP245 - General Electrics - Molded Case Circuit Breakers
    THQP245 - General Electrics - Molded Case Circuit Breakers
    Plug-In - 45 Amp - 2 Pole - 120 V
    GE
    Sale
    FDC3040 - Eaton - MoldedCase Circuit Breakers
    FDC3040 - Eaton - MoldedCase Circuit Breakers
    Bolt-On - 40 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $340 CAD
    Sale
    FD2040 - Eaton - Molded Case Circuit Breaker
    FD2040 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $160 CAD
    Sale
    FD2030 - Eaton - Molded Case Circuit Breaker
    FD2030 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 30 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $160 CAD
    TED136020 - GE - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 3 Pole - 600 Volt
    GE
    Sale
    HFD3125 - Eaton - Moded Case Circuit Breaker
    HFD3125 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 125 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $580.19 CAD
    Sale
    BJA36060 - Square D 60 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BJA36060 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 60 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $310 CAD
    CH140 - Eaton - 40 Amp Circuit Breaker
    Plug-In - 40 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    BW2200 - Eaton - Molded Case Circuit Breaker
    BW2200 - Eaton - Main Circuit Breaker
    Bolt On - 200 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
    Sale
    HFD3025 - Eaton - Moded Case Circuit Breaker
    HFD3025 - Eaton - Molded Case Circuit Breaker
    Feed Thru - 25 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $1,580.19 CAD
    Limited availability
    HRA36060U31X - Square D - Molded Case Circuit Breaker
    HRA36060U31X - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 60 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $848 CAD
    Sale
    EGB34015 - Square D 15 Amp 3 Pole 480 Volt Bolt-On Circuit Breaker
    EGB34015 - Square D 15 Amp 3 Pole 480 Volt Bolt-On Circuit Breaker
    EGB34015 - Square D - Molded Case Circuit Breaker
    Bolt-On - 15 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Save $204 CAD
    ED61B030 - Siemens - Molded Case Circuit Breaker
    Bolt On - 30 Amp - 1 Pole - 600 Volt
    Siemens/ITE
    CED63B030 - Siemens - Molded Case Circuit Breaker
    Bolt On - 30 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    QRH23B200 - Siemens - Molded Case Circuit Breaker
    QRH23B200 - Siemens - Molded Case Circuit Breaker
    Bolt On - 200 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    QN2200RH - Siemens - Molded Case Circuit Breaker
    QN2200RH - Siemens - Molded Case Circuit Breaker
    Plug In - 200 Amp - 2 Pole - 240 Volt
    Siemens / ITE
    QJ22B100H - Siemens - Molded Case Circuit Breaker
    QJ22B100H - Siemens - Molded Case Circuit Breaker
    Bolt On - 100 Amp - 2 Pole - 240 Volt
    Siemens / ITE
    JD63T400 - Siemens 400 Amp 3 Pole 600 Volt Molded Case Circuit Breaker Trip Unit
    JD63T400 - Siemens - Trip Unit
    Feed Thru - 400 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    Sale
    FXD63B225 - Siemens - Molded Case Circuit Breaker
    FXD63B225 - Siemens - Molded Case Circuit Breaker
    Bolt-on - 225 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    Save $340 CAD
    Sale
    FXD63A250 - Siemens - Molded Case Circuit Breaker
    Bolt-on - 250 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    Save $500 CAD
    ED63A040 - Siemens - Molded Case Circuit Breaker
    ED63A040 - Siemens - Molded Case Circuit Breaker
    Bolt-on - 40 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    THQC2135WL - GE - Molded Case Circuit Breaker
    THQC2135WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 35 Amp - 2 Pole - 240 Volt
    GE
    THQC1115WL - GE - Molded Case Circuit Breaker
    THQC1115WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 15 Amp - 1 Pole - 120 Volt
    GE
    Sale
    SELA36AT0030 - GE - Molded Case Circuit Breaker
    Bolt-On - 30 Amp - 3 Pole - 600 Volt
    GE
    Save $178 CAD
    Sale
    SEDA36AT0100 - GE - Molded Case Circuit Breaker
    Bolt-On - 100 Amp - 3 Pole - 600 Volt
    GE
    Save $131 CAD
    Sale
    HMCP100R3C - Eaton - Molded Case Circuit Breaker
    HMCP100R3C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 100 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $312 CAD
    Sale
    FDB3125L - Eaton - Molded Case Circuit Breaker
    FDB3125L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 125 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $300 CAD
    Sale
    EHD3100L - Eaton - Molded Case Circuit Breaker
    EHD3100L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 100 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $160 CAD
    Sale
    ED2200L - Eaton - Molded Case Circuit Breaker
    ED2200L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 200 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $120 CAD
    QGA32100 - Square D - Molded Case Circuit Breaker
    QGA32100 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 100 Amp - 3 Pole - 240 Volt
    Schneider Electric
    Sale
    QBL32200 - Square D - Molded Case Circuit Breaker
    Feed_thru - 200 Amp - 3 Pole - 240 Volt
    Schneider Electric
    Save $142 CAD
    Sale
    HLL36100 - Square D - Molded Case Circuit Breaker
    HLL36100 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 100 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $1,030 CAD
    Sale
    HLL36060 - Square D - Molded Case Circuit Breaker
    HLL36060 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 60 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $890 CAD
    Sale
    HLA36150 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 150 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $2,100 CAD
    Sale
    FAL36050 - Square D 50 Amp 3 Pole 600 Volt Lug Molded Case Circuit Breaker
    FAL36050 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 50 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $126 CAD
    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
    Sale
    FA36070 - Square D 70 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    FA36070 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 70 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $303 CAD
    Sale
    HJL36015 - Square D - Molded Case Circuit Breaker
    HJL36015 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 15 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $420 CAD
    Recently viewed