Molded Case Circuit Breakers

357 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    357 products
    Sale
    FBH16TE020R2 - GE 20 Amp 1 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    FBH16TE020R2 - GE 20 Amp Molded Case Circuit Breaker
    GE
    Save $316.01
    Sale
    MP320KH - Siemens 20 Amp 3 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    MP320KH - Siemens - 20 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Save $355.51
    Sale
    HGG3B020L - Siemens - 20 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Save $1,488.51
    EE3B020 - Siemens - 20 Amp Molded Case Circuit Breaker
    Siemens/ITE
    BRCAF120QN - Eaton Cutler-Hammer 20 Amp 1 Pole 120 Volt Plug-In Molded Case Circuit Breaker
    BRCAF120QN - Eaton - 20 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    UBIA20NI - Connecticut Electric 20 Amp 1 Pole 120 Volt Plug-In Molded Case Circuit Breaker
    UBIA20NI - Connecticut Electric 20 Amp Molded Case Circuit Breaker
    Connecticut Electric
    UBIF220N - Connecticut Electric 20 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    UBIF220N - Connecticut Electric 20 Amp Molded Case Circuit Breaker
    Connecticut Electric
    Sale
    MP120GFA - Murray 20 Amp Molded Case Circuit Breaker
    Murray
    Save $335.01
    Sale
    A220 - Thomas & Betts 20 Amp Molded Case Circuit Breaker
    Thomas & Betts
    Save $208.14
    REH1020 - 20 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    UBIA220NI - Connecticut Electric 20 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    UBIA220NI - Connecticut Electric 20 Amp Molded Case Circuit Breaker
    Connecticut Electric
    Sale
    MP220AFC - Murray 20 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    MP220AFC - Murray 20 Amp Molded Case Circuit Breaker
    Murray
    Save $582.51
    NE111020 - Federal Pacific 20 Amp Molded Case Circuit Breaker
    Federal Pacific
    3P20 - American 20 Amp Molded Case Circuit Breaker
    American
    Sale
    HAGF20 - Zinsco 20 Amp Molded Case Circuit Breaker
    Zinsco
    Save $88.01
    NE231020 - Federal Pacific 20 Amp Molded Case Circuit Breaker
    Federal Pacific
    QYU120 - Square D 20 Amp 1 Pole 277 Volt Bolt-On Molded Case Circuit Breaker
    QYU120 - Square D - 20 Amp Molded Case Circuit Breaker
    Schneider Electric
    Sale
    QO120AF - Square D - 20 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $175.51
    QOB120AS - Square D - 20 Amp Molded Case Circuit Breaker
    Schneider Electric
    Sale
    QO120GF - Square D - 20 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $98.51
    FJA140205 - Square D - 20 Amp Molded Case Circuit Breaker
    Schneider Electric
    Sale
    QOU3201021 - Square D 20 Amp 3 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    QOU3201021 - Square D - 20 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $268.01
    QOB220HID - Square D 20 Amp 2 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    QOB220HID - Square D - 20 Amp Molded Case Circuit Breaker
    Schneider Electric
    Sale
    FAL22020 - Square D - 20 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $353.41
    FGA140201 - Square D - 20 Amp Molded Case Circuit Breaker
    Schneider Electric
    Sale
    QH320 - Square D 20 Amp 3 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    QH320 - Square D - 20 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $249.51
    Sale
    FAL32020 - Square D 20 Amp 3 Pole 240 Volt Feed Thru Molded Case Circuit Breaker
    FAL32020 - Square D - 20 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $618.51
    QO320SWN - Square D 20 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    QO320SWN - Square D - 20 Amp Molded Case Circuit Breaker
    Schneider Electric
    CHQ120GF - Eaton - 20 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Sale
    WMZS3C20 - Eaton - 20 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $255.51
    Sold Out
    BRLAFGF120QN - Eaton - 20 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    CH120CAFPN - Eaton - 20 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    E1020 - Eaton - 20 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Sale
    QHPW1020 - Eaton Cutler-Hammer 20 Amp 1 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    QHPW1020 - Eaton - 20 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $213.51
    Sale
    CHQ220GF - Eaton Cutler-Hammer 20 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    CHQ220GF - Eaton - 20 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $391.01
    Sale
    QPGFT1020 - Eaton Cutler-Hammer 20 Amp 1 Pole 120 Volt Plug-In Molded Case Circuit Breaker
    QPGFT1020 - Eaton - 20 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $255.01
    EHC2020 - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Sale
    EGH1020FFB - Eaton Cutler-Hammer 20 Amp 1 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    EGH1020FFB - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $202.01
    Sold Out
    CH120EPD - Eaton - 20 Amp GFEP Circuit Breaker
    Eaton Cutler-Hammer
    Save $150.01
    Sold Out
    GHC3020 - Eaton - Molded Case Circuit Breaker
    GHC3020 - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $606.96
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