Circuit Breakers

10040 products

    Shop our wide selection of Siemens, GE, Eaton Cutler-Hammer, Square D circuit breakers and more.
    10040 products
    UBIF30NB - Connecticut Electric 30 Amp 2 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    UBIF30NB - Connecticut Electric 30 Amp Molded Case Circuit Breaker
    Connecticut Electric
    SEH1C015 - Challenger 15 Amp 1 Pole 277 Volt Bolt-On Molded Case Circuit Breaker
    SEH1C015 - Challenger 15 Amp Molded Case Circuit Breaker
    Challenger
    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
    WFP3 - Westinghouse Circuit Breaker Part
    Westinghouse
    UBIF250NB - Connecticut Electric 50 Amp 2 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    UBIF250NB - Connecticut Electric 50 Amp Molded Case Circuit Breaker
    Connecticut Electric
    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
    NB111050 - American 50 Amp Molded Case Circuit Breaker
    American
    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
    REH1020 - 20 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    UBIF240NB - Connecticut Electric 40 Amp 2 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    UBIF240NB - Connecticut Electric 40 Amp Molded Case Circuit Breaker
    Connecticut Electric
    Sale
    MP220AFC - Murray 20 Amp Molded Case Circuit Breaker
    Murray
    Save $582.51
    QC60 - Thomas & Betts 60 Amp Molded Case Circuit Breaker
    Thomas & Betts
    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
    NE111020 - Federal Pacific 20 Amp Molded Case Circuit Breaker
    Federal Pacific
    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
    NB221015 - American 15 Amp Molded Case Circuit Breaker
    American
    NB221080 - Federal Pacific 80 Amp Molded Case Circuit Breaker
    Federal Pacific
    3P15 - American 15 Amp Molded Case Circuit Breaker
    American
    UBIA2100NI - Connecticut Electric 100 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    UBIA2100NI - Connecticut Electric 100 Amp Molded Case Circuit Breaker
    Connecticut Electric
    Sale
    HAGF20 - Zinsco 20 Amp Molded Case Circuit Breaker
    Zinsco
    Save $88.01
    NB221090 - Federal Pacific 90 Amp Molded Case Circuit Breaker
    Federal Pacific
    NB221040 - Federal Pacific 40 Amp Molded Case Circuit Breaker
    Federal Pacific
    NE221090 - Federal Pacific 90 Amp Molded Case Circuit Breaker
    Federal Pacific
    NE221050 - Federal Pacific 50 Amp Molded Case Circuit Breaker
    Federal Pacific
    NEF421015 - Federal Pacific 15 Amp Molded Case Circuit Breaker
    Federal Pacific
    3P30 - American 30 Amp Molded Case Circuit Breaker
    American
    3P20 - American 20 Amp Molded Case Circuit Breaker
    American
    Sale
    KRP-C-1000SP - Cooper Bussmann 1000 Amp 600 Volt Molded Case Circuit Breaker
    KRP-C-1000SP - Cooper Bussmann 1000 Amp Molded Case Circuit Breaker
    Bussmann
    Save $627.78
    NE221030 - Federal Pacific 30 Amp Molded Case Circuit Breaker
    Federal Pacific
    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
    Limited availability
    NJL3K - Federal Pacific 400 Amp Molded Case Circuit Breaker
    Federal Pacific
    Recently viewed