Circuit Breakers

1172 products

    Shop our wide selection of Siemens, GE, Eaton Cutler-Hammer, Square D circuit breakers and more.
    1172 products
    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
    UBIP240 - Connecticut Electric 40 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    UBIP240 - Connecticut Electric 40 Amp Molded Case Circuit Breaker
    Connecticut Electric
    UBIP215 - Connecticut Electric 15 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    UBIP215 - Connecticut Electric 15 Amp Molded Case Circuit Breaker
    Connecticut Electric
    Sale
    A220 - Thomas & Betts 20 Amp Molded Case Circuit Breaker
    Thomas & Betts
    Save $208.14
    A215 - Thomas & Betts 15 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    A215 - Thomas & Betts 15 Amp Molded Case Circuit Breaker
    Thomas & Betts
    QC30 - Zinsco 30 Amp Molded Case Circuit Breaker
    Zinsco
    UBIA240NI - Connecticut Electric 40 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    UBIA240NI - Connecticut Electric 40 Amp Molded Case Circuit Breaker
    Connecticut Electric
    UBIP260 - Connecticut Electric 60 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    UBIP260 - Connecticut Electric 60 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
    MP215AFC - Murray 15 Amp Molded Case Circuit Breaker
    Murray
    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
    UBIA230NI - Connecticut Electric 30 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    UBIA230NI - Connecticut Electric 30 Amp Molded Case Circuit Breaker
    Connecticut Electric
    N215 - Federal Pacific 15 Amp Molded Case Circuit Breaker
    Federal Pacific
    A215NI - Wadsworth 15 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    A215NI - Wadsworth 15 Amp Molded Case Circuit Breaker
    Wadsworth
    Sale
    HAGF15 - Zinsco 15 Amp Molded Case Circuit Breaker
    Zinsco
    Save $239.51
    Limited availability
    UBITBFP1752 - Thomas & Betts 175 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    UBITBFP1752 - Thomas & Betts 175 Amp Molded Case Circuit Breaker
    Thomas & Betts
    3P15 - American 15 Amp Molded Case Circuit Breaker
    American
    Sale
    HAGF20 - Zinsco 20 Amp Molded Case Circuit Breaker
    Zinsco
    Save $88.01
    3P30 - American 30 Amp Molded Case Circuit Breaker
    American
    3P20 - American 20 Amp Molded Case Circuit Breaker
    American
    UBIF2100N - Federal Pacific 100 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    UBIF2100N - Federal Pacific 100 Amp Molded Case Circuit Breaker
    Federal Pacific
    SDT115 - Square D - 15 Amp Molded Case Circuit Breaker
    Schneider Electric
    FY14015B - Square D 15 Amp 1 Pole 277 Volt Plug-In Molded Case Circuit Breaker
    FY14015B - Square D - 15 Amp Molded Case Circuit Breaker
    Schneider Electric
    Sale
    QO115AF - Square D - 15 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $184.01
    FA14070C - Square D - 70 Amp Molded Case Circuit Breaker
    Schneider Electric
    Sale
    QO120GF - Square D - 20 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $138.01
    FA14070A - Square D - 70 Amp Molded Case Circuit Breaker
    Schneider Electric
    Sale
    FA14050A - Square D 50 Amp 1 Pole 277 Volt Plug-In Molded Case Circuit Breaker
    FA14050A - Square D - 50 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $269.41
    Sale
    QO115GF - Square D - 15 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $146.01
    FJA140205 - Square D - 20 Amp Molded Case Circuit Breaker
    Schneider Electric
    FDA140451 - Square D - 45 Amp Molded Case Circuit Breaker
    Schneider Electric
    Sale
    FA14100A - Square D - 100 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $272.41
    FA14080C - Square D - 80 Amp Molded Case Circuit Breaker
    Schneider Electric
    QO230SWN - Square D 30 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    QO230SWN - Square D - 30 Amp Molded Case Circuit Breaker
    Schneider Electric
    Sale
    FA22030BC - Square D 30 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    FA22030BC - Square D - 30 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $197.61
    Sale
    FA14070B - Square D - 70 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $267.41
    Sale
    FA22015AB - Square D - 15 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $197.61
    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 $326.01
    Sale
    QH330 - Square D 30 Amp 3 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    QH330 - Square D - 30 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $339.01
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