Molded Case Circuit Breakers

8450 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    8450 products
    BQC2152120 - Eaton - 15 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    HQP2020 - Eaton Cutler-Hammer 20 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    HQP2020 - Eaton - 20 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Sale
    BABRSP1020 - Eaton Cutler-Hammer 20 Amp 1 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    BABRSP1020 - Eaton - 20 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $412.23
    MP315 - Siemens 15 Amp 3 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    MP315 - Siemens - 15 Amp Molded Case Circuit Breaker
    Siemens/ITE
    MP220240CT2 - Siemens - 40 Amp Molded Case Circuit Breaker
    MP220240CT2 - Siemens - 40 Amp Molded Case Circuit Breaker
    MP220240CT2 - Siemens - 40 Amp Molded Case Circuit Breaker
    Siemens/ITE
    TXQB1120 - GE 20 Amp 1 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    TXQB1120 - GE 20 Amp Molded Case Circuit Breaker
    GE
    THQB21WY20 - GE 20 Amp 2 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    THQB21WY20 - GE 20 Amp Molded Case Circuit Breaker
    GE
    P1515 - Siemens - 15 Amp Molded Case Circuit Breaker
    Siemens
    Limited availability
    NGG1B030L - Siemens - 30 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Save $319.01
    Sale
    THQC1115GFT - GE 15 Amp 1 Pole 120 Volt Plug-In Molded Case Circuit Breaker
    THQC1115GFT - GE 15 Amp Molded Case Circuit Breaker
    GE
    Save $168.01
    P220 - Siemens - 20 Amp Molded Case Circuit Breaker
    Siemens
    Sale
    BG230 - Siemens 30 Amp 2 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    BG230 - Siemens - 30 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Save $171.01
    Limited availability
    THQL2120ST1 - GE - Circuit Breaker with Shunt Trip
    GE
    Save $120.01
    P260 - Siemens - 60 Amp Molded Case Circuit Breaker
    Siemens
    Sale
    TEYF120 - GE 20 Amp 1 Pole 277 Volt Bolt-On Molded Case Circuit Breaker
    TEYF120 - GE 20 Amp Molded Case Circuit Breaker
    GE
    Save $235.01
    Limited availability
    THQB2190ST1 - GE 90 Amp Molded Case Circuit Breaker
    THQB2190ST1 - GE 90 Amp Molded Case Circuit Breaker
    GE
    TEYL1050B - GE 50 Amp 1 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYL1050B - GE 50 Amp Molded Case Circuit Breaker
    GE
    Sale
    B220AFC - Siemens - 20 Amp Arc Fault Circuit Breaker
    Siemens/ITE
    Save $1,058.01
    Sale
    TEYL1025B - GE 25 Amp 1 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYL1025B - GE 25 Amp Molded Case Circuit Breaker
    GE
    Save $302.01
    Sale
    B32500S01 - Siemens - 25 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Save $711.01
    Sale
    TMQL21100 - GE 100 Amp Molded Case Circuit Breaker
    GE
    Save $128.01
    Sale
    B120H00S01 - Siemens 20 Amp 1 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    B120H00S01 - Siemens - 20 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Save $336.01
    B120DF - Siemens 20 Amp 1 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    B120DF - Siemens - 20 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Sale
    BQ3B06000S07 - Siemens 60 Amp 3 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    BQ3B06000S07 - Siemens - 60 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Save $610.01
    E42B030 - Siemens - 30 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Sale
    Q31500S01 - Siemens 15 Amp 3 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    Q31500S01 - Siemens - 15 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Save $833.01
    Sale
    TEYD2100B - GE 100 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYD2100B - GE - Molded Case Circuit Breaker
    GE
    Save $582.01
    Sale
    THHQL21125 - GE 125 Amp 2 Pole 120 Volt Plug-In Molded Case Circuit Breaker
    THHQL21125 - GE 125 Amp Molded Case Circuit Breaker
    GE
    Save $187.01
    Sale
    TED134110WL - GE 110 Amp 3 Pole 480 Volt Feed Thru Molded Case Circuit Breaker
    TED134110WL - GE 110 Amp Molded Case Circuit Breaker
    GE
    Save $1,617.01
    Sale
    CLCAF120 - Eaton Cutler-Hammer 20 Amp 1 Pole 120 Volt Plug-In Molded Case Circuit Breaker
    CLCAF120 - Eaton - 20 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $342.67
    Limited availability
    BAB1060S - Eaton Cutler-Hammer 60 Amp 1 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    BAB1060S - Eaton - Shunt Trip Circuit Breaker
    Eaton Cutler-Hammer
    Save $435.77
    Sale
    BRHH280 - Eaton Cutler-Hammer 80 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    BRHH280 - Eaton - 80 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $661.01
    UBIF20NB - Connecticut Electric 20 Amp 2 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    UBIF20NB - Connecticut Electric 20 Amp Molded Case Circuit Breaker
    Connecticut Electric
    UBIF260N - Connecticut Electric 60 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    UBIF260N - Connecticut Electric 60 Amp Molded Case Circuit Breaker
    Connecticut Electric
    UBIZ0235 - Zinsco 35 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    UBIZ0235 - Zinsco 35 Amp Molded Case Circuit Breaker
    Zinsco
    UBIZ0260 - Connecticut Electric 60 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    UBIZ0260 - Connecticut Electric 60 Amp Molded Case Circuit Breaker
    Connecticut Electric
    UBIP220 - Connecticut Electric 20 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    UBIP220 - Connecticut Electric 20 Amp Molded Case Circuit Breaker
    Connecticut Electric
    NB111020 - Federal Pacific 20 Amp Molded Case Circuit Breaker
    Federal Pacific
    UBIZ270 - Zinsco 70 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    UBIZ270 - Zinsco 70 Amp Molded Case Circuit Breaker
    Zinsco
    Limited availability
    NEF211020 - Federal Pacific 20 Amp Molded Case Circuit Breaker
    Federal Pacific
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