Molded Case Circuit Breakers

8447 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    8447 products
    Sale
    SEDA36AT0150 - GE - Molded Case Circuit Breaker
    GE
    Save $1,518.01
    Sale
    SFLA36AI0250 - GE - Molded Case Circuit Breaker
    GE
    Save $124
    Sale
    EHD3060 - Eaton - Molded Case Circuit Breaker
    EHD3060 - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $83
    Sale
    EHD3030 - Eaton - Molded Case Circuit Breaker
    EHD3030 - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $3
    Sale
    EHD3025 - Eaton - Molded Case Circuit Breaker
    EHD3025 - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $214
    BRCAF120 - Eaton Cutler-Hammer 20 Amp 1 Pole 120 Volt Plug-In Molded Case Circuit Breaker
    BRCAF120 - Eaton - 20 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Sale
    THQL2130ST1 - GE - Circuit Breaker with Shunt Trip
    GE
    Save $113.01
    UBIZ0250 - Zinsco 50 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    UBIZ0250 - Zinsco 50 Amp Molded Case Circuit Breaker
    Zinsco
    Sale
    QHB230 - Square D 30 Amp 2 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    QHB230 - Square D - 30 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $191.01
    Sale
    QOB21001021 - Square D 100 Amp 2 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    QOB21001021 - Square D - 100 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $59.01
    CH120GF - Eaton - 20 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Sale
    HMCPE100R3C - Eaton - Molded Case Circuit Breaker
    HMCPE100R3C - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $178
    QO220VH - Square D - Molded Case Circuit Breaker
    QO220VH - Square D - Molded Case Circuit Breaker
    QO220VH - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Limited availability
    CH120AF - Eaton Cutler-Hammer 20 Amp 1 Pole 120 Volt Molded Case Circuit Breaker
    CH120AF - Eaton - 20 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $312.01
    Sale
    HJL36050M72 - Square D - Molded Case Circuit Breaker
    HJL36050M72 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $815.01
    Sale
    HJL36100 - Square D - Molded Case Circuit Breaker
    HJL36100 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,589.01
    Sale
    HJD3250 - Eaton - Molded Case Circuit Breaker
    HJD3250 - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $1,178
    Sale
    LGB3B125B - Siemens - Molded Case Circuit Breaker
    LGB3B125B - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Save $144
    Sale
    JJL36250 - Square D - Molded Case Circuit Breaker
    JJL36250 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,301.01
    Sale
    HDA36070 - Square D 70 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HDA36070 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $761.01
    Sale
    HJL36150 - Square D - Molded Case Circuit Breaker
    HJL36150 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $4,226.01
    Sale
    FAL36030 - Square D 30 Amp 3 Pole 600 Volt Lug Molded Case Circuit Breaker
    FAL36030 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $186
    Sale
    FAL36080 - Square D 80 Amp 3 Pole 600 Volt Lug Molded Case Circuit Breaker
    FAL36080 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,667.01
    Sale
    FH36030 - Square D 30 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    FH36030 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $935.21
    Sale
    FH36050 - Square D 50 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    FH36050 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $935.21
    Sale
    LA36200 - Square D - Molded Case Circuit Breaker
    LA36200 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $3,549.01
    Sale
    MGL36600 - Square D 600 Amp 3 Pole 600 Volt Solid State Molded Case Circuit Breaker
    MGL36600 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $3,780.01
    Sale
    EHD3080L - Eaton - Molded Case Circuit Breaker
    EHD3080L - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $91
    Sale
    FD3015L - Eaton - Molded Case Circuit Breaker
    FD3015L - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $1,644.32
    Sale
    HFD3090L - Eaton - Molded Case Circuit Breaker
    HFD3090L - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $2,397.77
    Sale
    HMCPS015E0C - Eaton - Molded Case Circuit Breaker
    HMCPS015E0C - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $154
    Sale
    HMDL3800F - Eaton - Molded Case Circuit Breaker
    HMDL3800F - Eaton - Frame
    Eaton Cutler-Hammer
    Save $393
    Sale
    TEB132100WL - GE 100 Amp 3 Pole 240 Volt Molded Case Circuit Breaker General Electric Lug
    TEB132100WL - GE - Molded Case Circuit Breaker
    GE
    Save $473.01
    Sale
    LXD63S600A - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Save $9,021.01
    Sale
    NGB3B040B - Siemens - Molded Case Circuit Breaker
    NGB3B040B - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Save $121
    Sale
    QR22B150 - Siemens - Molded Case Circuit Breaker
    QR22B150 - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Save $621.01
    EH14020 - Square D - Molded Case Circuit Breakers
    EH14020 - Square D - Molded Case Circuit Breakers
    Square D
    Sale
    BQ2402115 - Eaton - Molded Case Circuit Breakers
    Eaton
    Save $43
    Q23050CT2 - Siemens - Molded Case
    Q23050CT2 - Siemens - Molded Case
    Q23050CT2 - Siemens - Molded Case
    Siemens
    Sale
    LXD63B600 - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Save $11,506.01
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