Molded Case Circuit Breakers

8451 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    8451 products
    EDB34060SA - Square D 60 Amp 3 Pole 480 Volt Molded Case Circuit Breaker
    EDB34060SA - Square D - Molded Case Circuit Breakers
    Schneider Electric
    Limited availability
    GHQ1020 - Eaton - 20 Amp Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $233.98
    Sale
    TEYD1020B - GE 20 Amp 1 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYD1020B - GE - Molded Case Circuit Breaker
    GE
    Save $281.01
    UBIZ0220 - Zinsco 20 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    UBIZ0220 - Zinsco 20 Amp Molded Case Circuit Breaker
    Zinsco
    Sale
    FA34070 - Square D 70 Amp 3 Pole 480 Volt Plug-In Molded Case Circuit Breaker
    FA34070 - Square D - 70 Amp Molded Case Circuit Breaker
    Schneider Electric
    Save $604.21
    Sale
    EGB24040 - Square D 40 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EGB24040 - Square D 40 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EGB24040 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $615.01
    Sale
    EJB34035 - Square D 35 Amp 3 Pole 480 Volt Bolt-On Circuit Breaker
    EJB34035 - Square D 35 Amp 3 Pole 480 Volt Bolt-On Circuit Breaker
    EJB34035 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,043.01
    Sale
    EJB34025 - Square D 25 Amp 3 Pole 480 Volt Bolt-On Circuit Molded Case Breaker
    EJB34025 - Square D 25 Amp 3 Pole 480 Volt Bolt-On Circuit Molded Case Breaker
    EJB34025 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,043.01
    Sale
    BGA36015 - Square D 15 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BGA36015 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $918.01
    Sale
    JDA36175 - Square D - Molded Case Circuit Breaker
    JDA36175 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $841.01
    Sale
    JGL36250 - Square D - Molded Case Circuit Breaker
    JGL36250 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,267.01
    Sale
    HGA36060 - Square D 60 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGA36060 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $925.01
    Sale
    EDB24025 - Square D 25 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EDB24025 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $375.01
    Sale
    EDB36060 - Square D 60 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    EDB36060 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $269.01
    Sale
    FH36040 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,357.21
    Sale
    FH36080 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,350.41
    Sale
    QGA32175 - Square D - Molded Case Circuit Breaker
    QGA32175 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,879.01
    Sale
    QGA32200 - Square D - Molded Case Circuit Breaker
    QGA32200 - Square D - Molded Case Circuit Breaker
    QGA32200 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,935.01
    FD3175L - Eaton - Molded Case Circuit Breaker
    FD3175L - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Sale
    HMCP400R5C - Eaton - Molded Case Circuit Breaker
    HMCP400R5C - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $96
    HMCP400X5C - Eaton - Molded Case Circuit Breaker
    HMCP400X5C - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Sale
    QR23B225 - Siemens - Molded Case Circuit Breaker
    QR23B225 - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Save $1,697.01
    QO1515CP - Square D - Molded Case Circuit Breaker
    QO1515CP - Square D - Molded Case Circuit Breaker
    Square D
    THQC2120WL - GE - Molded Case Circuit Breaker
    THQC2120WL - GE - Molded Case Circuit Breaker
    GE
    Sale
    FD3015 - Eaton - Molded Case Circuit Breaker
    FD3015 - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $1,637.32
    Sale
    ED43B100 - Siemens - Molded Case Circuit Breaker
    ED43B100 - Siemens - Molded Case Circuit Breaker
    ED43B100 - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    Save $150
    Sale
    TEYL3070B - GE 70 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYL3070B - GE - Molded Case Circuit Breaker
    GE
    Save $1,309.01
    Sale
    BJA36040 - Square D 40 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BJA36040 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,228.01
    Sale
    GD3090 - Eaton - Molded Case Circuit Breaker
    GD3090 - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $167
    Sale
    HGB3B125B - Siemens 125 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    HGB3B125B - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Save $103
    Sale
    EGB24015 - Square D 15 Amp 2 Pole 480 Volt Bolt-On Circuit Breaker
    EGB24015 - Square D 15 Amp 2 Pole 480 Volt Bolt-On Circuit Breaker
    EGB24015 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $607.01
    Sale
    KDC3400F - Eaton - Molded Case Circuit Breaker
    KDC3400F - Eaton 400 amp 3 pole Circuit Breaker Frame
    KDC3400F - Eaton - Frame
    Eaton Cutler-Hammer
    Save $431
    Sale
    QDL32225 - Square D - Molded Case Circuit Breaker
    QDL32225 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,284.01
    Sale
    JGA36175 - Square D - Molded Case Circuit Breaker
    JGA36175 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $1,014.51
    Sale
    JGL36200 - Square D - Molded Case Circuit Breaker
    JGL36200 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $951.01
    Sale
    HDL36050 - Square D 50 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HDL36050 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $688.01
    Sale
    HGA36030 - Square D 30 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGA36030 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $940.01
    Sale
    FA36060 - Square D 60 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    FA36060 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $365.21
    Sale
    LAL36400 - Square D 400 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    LAL36400 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    Save $3,235.01
    Sale
    EHD3060L - Eaton - Molded Case Circuit Breaker
    EHD3060L - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $41
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