Molded Case Breakers

7530 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    7530 products
    FD3025L - Eaton - Molded Case Circuit Breaker
    FD3025L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 25 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Sale
    EHD3030L - Eaton - Molded Case Circuit Breaker
    EHD3030L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 30 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $177 CAD
    Sale
    ED3200L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 200 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $268 CAD
    Sale
    DK3400 - Eaton - Molded Case Circuit Breaker
    DK3400 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $492 CAD
    Sale
    QGA32225 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 225 Amp - 3 Pole - 240 Volt
    Schneider Electric
    Save $299 CAD
    QGA32200 - Square D - Molded Case Circuit Breaker
    QGA32200 - Square D - Molded Case Circuit Breaker
    QGA32200 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 200 Amp - 3 Pole - 240 Volt
    Schneider Electric
    QBL32150 - Square D 150 Amp 3 Pole 240 Volt Thermal Magnetic Molded Case Circuit Breaker
    QBL32150 - Square D - Molded Case Circuit Breaker
    Feed_thru - 150 Amp - 3 Pole - 240 Volt
    Schneider Electric
    Sale
    LAL36350 - Square D - Molded Case Circuit Breaker
    LAL36350 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 350 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $1,545 CAD
    Sale
    HLL36080 - Square D - Molded Case Circuit Breaker
    HLL36080 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 80 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $1,030 CAD
    Sale
    HLA36050 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 50 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $910 CAD
    Sale
    FA36050 - Square D 50 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    FA36050 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 50 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $455 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
    EDB26020 - Square D 20 Amp 2 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    EDB26020 - Square D - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 600 Volt
    Schneider Electric
    Save $569 CAD
    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
    HGL36150 - Square D 150 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGL36150 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $820 CAD
    Sale
    HDL36020 - Square D 20 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HDL36020 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $300 CAD
    Sale
    HDA36100 - Square D 100 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HDA36100 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 100 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $520 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
    hkd3400f - Eaton - Molded Case Circuit Breaker
    HKD3400 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $791 CAD
    Sale
    HLD3600 - Eaton - Molded Case Circuit Breaker
    HLD3600 - Eaton - Molded Case Circuit Breaker
    HLD3600 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 600 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $1,637 CAD
    Sale
    JLA36250
    JLA36250 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 250 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $1,620 CAD
    Sale
    HFD3175 - Eaton - Molded Case Circuit Breaker
    HFD3175 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 175 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $500 CAD
    3VA4130-4ED34-0AA0 - Siemens - Molded Case Circuit Breakers
    3VA4130-4ED34-0AA0 - Siemens - Molded Case Circuit Breakers
    125 Amp - 3 Pole - 480 Volt
    Siemens
    3VA4140-4ED34-0AA0 - Siemens - Molded Case Circuit Breakers
    3VA4140-4ED34-0AA0 - Siemens - Molded Case Circuit Breakers
    40 Amp - 3 Pole - 600 Volt
    Siemens
    PDG23G0060TFFJ - Eaton - Molded Case Circuit Breakers
    PDG23G0060TFFJ - Eaton - Molded Case Circuit Breakers
    Feed-Thru - 60 Amp - 3 Pole - 600 Volt
    Eaton
    PDG23G0015TFFJ - Eaton - Molded Case Circuit Breakers
    PDG23G0015TFFJ - Eaton - Molded Case Circuit Breakers
    Feed-Thru - 15 Amp - 3 Pole - 600 Volt
    Eaton
    HLA36045 - Square D - Molded Case Circuit Breakers
    HLA36045 - Square D - Molded Case Circuit Breakers
    I-Line Style Plug-In - 45 Amp - 3 Pole - 600 V
    Schneider Electric
    TECL36015 - General Electrics - Molded Case Circuit Breakers
    TECL36015 - General Electrics - Molded Case Circuit Breakers
    Feed-Thru - 15 Amp - 3 Pole - 600 V
    GE
    Sale
    FBN36TE080RV - General Electrics - Molded Case Circuit Breakers
    FBN36TE080RV - General Electrics - Molded Case Circuit Breakers
    Bolt-On - 80 Amp - 3 Pole - 600 V
    GE
    Save $257 CAD
    BDA160201 - Square D - Molded Case Circuit Breaker
    BDA160201 - Square D - Molded Case Circuit Breaker
    I-Line Style Plug-In - 20 Amp - 1 Pole - 600 V
    Schneider Electric
    P290 - Siemens - Molded Case Circuit Breaker
    P240 - Siemens - Molded Case Circuit Breakers
    Bolt-On - 40 Amp - 1 Pole - 240V
    Siemens
    3RV2011-1HA10 - Siemens - Molded Case Circuit Breakers
    3RV2011-1HA10 - Siemens - Molded Case Circuit Breakers
    Siemens
    FD63B250 - Siemens - Molded Case
    FD63B250 - Siemens - Molded Case
    Bolt-On - 250 Amp - 3 Pole - 600 V
    Siemens
    Sale
    CH250 - Eaton - Molded Case Circuit Breakers
    Plug-In - 50 Amp - 2 Pole - 240V
    Eaton
    Save $83 CAD
    Sale
    QCF1050 - Eaton - Molded Case Circuit Breakers
    Eaton
    Save $15 CAD
    FDB3025 - Eaton - Molded Case
    FDB3025 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 25 Amp - 3 Pole - 600 Volt
    Eaton
    Sale
    QCR2015 - Eaton - Molded Case Circuit Breaker
    QCR2015 - Eaton - Molded Case Circuit Breaker
    Feed Thru - 15 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $81.01 CAD
    Sale
    PDG23F0125TFFJ - Eaton - Molded Case Circuit Breaker
    PDG23F0125TFFJ - Eaton - Molded Case Circuit Breaker
    Feed Thru - 125 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $226 CAD
    JXD63B250 - Siemens - Molded Case Circuit Breaker
    Bolt-In - 250 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    Sale
    FDC3050 - Eaton - MoldedCase Circuit Breakers
    FDC3050 - Eaton - MoldedCase Circuit Breakers
    Bolt-On - 50 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $340 CAD
    Recently viewed