Molded Case Circuit Breakers

8696 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    8696 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
    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
    Limited availability
    MP120GFA - Murray 20 Amp Molded Case Circuit Breaker
    Murray
    Save $335.01
    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
    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
    QC30 - Zinsco 30 Amp Molded Case Circuit Breaker
    Zinsco
    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
    N215 - Federal Pacific 15 Amp Molded Case Circuit Breaker
    Federal Pacific
    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
    NE111020 - Federal Pacific 20 Amp Molded Case Circuit Breaker
    Federal Pacific
    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
    NB221040 - Federal Pacific 40 Amp Molded Case Circuit Breaker
    Federal Pacific
    NB221015 - American 15 Amp Molded Case Circuit Breaker
    American
    NE221090 - Federal Pacific 90 Amp Molded Case Circuit Breaker
    Federal Pacific
    NE221050 - Federal Pacific 50 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
    3P15 - American 15 Amp Molded Case Circuit Breaker
    American
    NB221080 - Federal Pacific 80 Amp Molded Case Circuit Breaker
    Federal Pacific
    Sale
    HAGF20 - Zinsco 20 Amp Molded Case Circuit Breaker
    Zinsco
    Save $88.01
    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
    NB221090 - Federal Pacific 90 Amp Molded Case Circuit Breaker
    Federal Pacific
    21-C145NFJ - Eaton - 225 Amp Molded Case Circuit Breaker
    Hardware Resource Company
    21-C142NEJ - Eaton - 225 Amp Molded Case Circuit Breaker
    Hardware Resource Company
    NEF421015 - Federal Pacific 15 Amp Molded Case Circuit Breaker
    Federal Pacific
    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
    21-D147TQD - Eaton - 225 Amp Molded Case Circuit Breaker
    Hardware Resource Company
    Limited availability
    NJL3K - Federal Pacific 400 Amp Molded Case Circuit Breaker
    Federal Pacific
    NE231070 - Federal Pacific 70 Amp Molded Case Circuit Breaker
    Federal Pacific
    NE231020 - Federal Pacific 20 Amp Molded Case Circuit Breaker
    Federal Pacific
    NE231015 - Federal Pacific 15 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
    FAL12030 - Square D 30 Amp 1 Pole 120 Volt Feed Thru Molded Case Circuit Breaker
    FAL12030 - Square D - 30 Amp Molded Case Circuit Breaker
    Schneider Electric
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