Molded Case Circuit Breakers

8695 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    8695 products
    Sale
    BQD1100 - Siemens 100 Amp 1 Pole 277 Volt Bolt-On Molded Case Circuit Breaker
    BQD1100 - Siemens - 100 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Save $437.01
    Sale
    THQL2150ST1 - GE - Circuit Breaker with Shunt Trip
    GE
    Save $93.01
    THQMV150D - GE 150 Amp Molded Case Circuit Breaker
    GE
    Limited availability
    B32500S01 - Siemens - 25 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Save $711.01
    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
    Sale
    TXQB32030 - GE 30 Amp 3 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    TXQB32030 - GE 30 Amp Molded Case Circuit Breaker
    GE
    Save $323.01
    Sale
    TEYL1035B - GE 35 Amp 1 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYL1035B - GE 35 Amp Molded Case Circuit Breaker
    GE
    Save $255.01
    Q37000S01 - Siemens 70 Amp 3 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    Q37000S01 - Siemens - 70 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Sale
    THHQB2120GFT - GE - 22 kA GFCI Circuit Breaker
    GE
    Save $370.01
    Sale
    B350H00S01 - Siemens - 50 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Save $915.01
    Sale
    TEYD3090B - GE 90 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYD3090B - GE - Molded Case Circuit Breaker
    GE
    Save $672.01
    Sale
    TMQV22200MM - GE 200 Amp Molded Case Circuit Breaker
    GE
    Save $412.01
    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
    Limited availability
    UBIF215N - Connecticut Electric 15 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    UBIF215N - Connecticut Electric 15 Amp Molded Case Circuit Breaker
    Connecticut Electric
    Limited availability
    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
    Limited availability
    UBIA260NI - Connecticut Electric 60 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    UBIA260NI - Connecticut Electric 60 Amp Molded Case Circuit Breaker
    Connecticut Electric
    FS240015A - Thomas & Betts 15 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    FS240015A - Thomas & Betts 15 Amp Molded Case Circuit Breaker
    Thomas & Betts
    Sale
    QO120AF - Square D - 20 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $194.01
    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
    Sale
    QOB130VHGFI - Square D 30 Amp 1 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    QOB130VHGFI - Square D - 30 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $257.01
    Sale
    BW2225 - Eaton Cutler-Hammer 225 Amp 2 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    BW2225 - Eaton - 225 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $552.17
    Sale
    EGS1020FFB - Eaton Cutler-Hammer 20 Amp 1 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    EGS1020FFB - Eaton - 20 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $196.01
    Sale
    QBHW1020S - Eaton Cutler-Hammer 20 Amp 1 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    QBHW1020S - Eaton - 20 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $312.01
    Limited availability
    CH250SUR - Eaton Cutler-Hammer 50 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    CH250SUR - Eaton - 50 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $1,668.01
    Sale
    CHF250ST - Eaton Cutler-Hammer 50 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    CHF250ST - Eaton - 50 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $437.42
    Sale
    CHF230ST - Eaton Cutler-Hammer 30 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    CHF230ST - Eaton - 30 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $217.01
    Sale
    BRX2125 - Eaton - Molded Case Circuit Breaker
    BRX2125 - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $54
    Sale
    QOB3901021 - Square D 90 Amp 3 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    QOB3901021 - Square D - 90 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $357.01
    Sale
    A2X5PK - Eaton - Circuit Breaker Parts & Accessories
    A2X5PK - Eaton - Auxiliary Switch
    Eaton Cutler-Hammer
    Save $87
    Limited availability
    SFDN225 - Eaton - Molded Case Circuit Breaker
    SFDN225 - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $59
    LEN00C003120B - Siemens 30 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    LEN00C003120B - Siemens - 30 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Sale
    EHC3100 - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $16
    Q2L3175 - Square D - 175 Amp Molded Case Circuit Breaker
    Schneider Electric
    Sale
    14EUE32AA - Siemens 40 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    14EUE32AA - Siemens - 40 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Save $502.80
    Sale
    UVH2LP08K - Eaton - Molded Case Circuit Breaker
    UVH2LP08K - Eaton - Under Voltage Release
    Eaton Cutler-Hammer
    Save $87
    Sale
    8903LXG40V02 - Square D 30 Amp 4 Pole 600 Volt Molded Case Circuit Breaker
    8903LXG40V02 - Square D - 30 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $345.01
    Sale
    HMCPE070M2C - Eaton - Molded Case Circuit Breaker
    HMCPE070M2C - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $51
    Limited availability
    BDA36110 - Square D 110 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    BDA36110 - Square D - 110 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $531.01
    Sale
    EGH3050FFG - Eaton - Molded Case Circuit Breaker
    EGH3050FFG - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $233
    Sale
    EGH3040FFG - Eaton - Molded Case Circuit Breaker
    EGH3040FFG - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $255
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