Circuit Breakers

3491 products

    Shop our wide selection of Siemens, GE, Eaton Cutler-Hammer, Square D circuit breakers and more.
    3491 products
    QOB340GFI - Square D - 40 Amp GFCI Circuit Breaker
    Bolt-On - 40 Amp - 3 Pole - 240 Volt
    Schneider Electric
    PJA36120U41A - Square D 1200 Amp 3 Pole 600 Volt Plug-In Circuit Breaker
    PJA36120U41A - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 1200 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Sale
    PGL36120U41A - Square D 1200 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    PGL36120U41A - Square D - Molded Case Circuit Breaker
    Feed Thru - 1200 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $3,000 CAD
    MJL36450 - Square D 450 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    MJL36450 - Square D - Molded Case Circuit Breaker
    Feed Thru - 450 Amp - 3 Pole - 600 Volt
    Schneider Electric
    LGL36600U33X - Square D 600 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    LGL36600U33X - Square D - Molded Case Circuit Breaker
    Feed Thru - 600 Amp - 3 Pole - 600 Volt
    Schneider Electric
    PJL36080U33A - Square D 800 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    PJL36080U33A - Square D - Molded Case Circuit Breaker
    Feed Thru - 800 Amp - 3 Pole - 600 Volt
    Schneider Electric
    LGL36600U31X - Square D - Molded Case Circuit Breaker
    Feed Thru - 600 Amp - 3 Pole - 600 Volt
    Schneider Electric
    PHF260000M - Square D - Molded Case Circuit Breaker
    Bolt On - 2000 Amp - 2 Pole - 600 Volt
    Schneider Electric
    LGL36400U31X - Square D - Molded Case Circuit Breaker
    Feed Thru - 400 Amp - 3 Pole - 600 Volt
    Schneider Electric
    MJL36350 - Square D 350 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    MJL36350 - Square D - Molded Case Circuit Breaker
    Feed Thru - 350 Amp - 3 Pole - 600 Volt
    Schneider Electric
    MGP36600 - Square D 600 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    MGP36600 - Square D - Molded Case Circuit Breaker
    Bolt On - 600 Amp - 3 Pole - 600 Volt
    Schneider Electric
    MGL36350 - Square D 350 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    MGL36350 - Square D - Molded Case Circuit Breaker
    Feed Thru - 350 Amp - 3 Pole - 600 Volt
    Schneider Electric
    KAL36175 - Square D - Molded Case Circuit Breaker
    Feed Thru - 175 Amp - 3 Pole - 600 Volt
    Schneider Electric
    LGL36400U33X - Square D 400 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    LGL36400U33X - Square D - Molded Case Circuit Breaker
    Feed Thru - 400 Amp - 3 Pole - 600 Volt
    Schneider Electric
    JJL36200SA - Square D 200 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    JJL36200SA - Square D - Molded Case Circuit Breaker
    Feed Thru - 200 Amp - 3 Pole - 600 Volt
    Schneider Electric
    LDL36600U33X - Square D - Molded Case Circuit Breaker
    Feed Thru - 600 Amp - 3 Pole - 600 Volt
    Schneider Electric
    JJA36250U43X - Square D 250 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    JJA36250U43X - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 250 Amp - 3 Pole - 600 Volt
    Schneider Electric
    JJA36200SA - Square D 200 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    JJA36200SA - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 200 Amp - 3 Pole - 600 Volt
    Schneider Electric
    JGL36250U33X - Square D 250 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    JGL36250U33X - Square D - Molded Case Circuit Breaker
    Feed Thru - 250 Amp - 3 Pole - 600 Volt
    Schneider Electric
    LDA36400U31X - Square D 400 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    LDA36400U31X - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 400 Amp - 3 Pole - 600 Volt
    Schneider Electric
    KIL362258041 - Square D - Molded Case Circuit Breaker
    Square D
    KHL36175 - Square D 175 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    KHL36175 - Square D - Molded Case Circuit Breaker
    Feed Thru - 175 Amp - 3 Pole - 600 Volt
    Schneider Electric
    JJL36250U33X - Square D 250 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    JJL36250U33X - Square D - Molded Case Circuit Breaker
    Feed Thru - 250 Amp - 3 Pole - 600 Volt
    Schneider Electric
    JJA36225SA - Square D 225 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    JJA36225SA - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 225 Amp - 3 Pole - 600 Volt
    Schneider Electric
    HJL36150U33X - Square D 150 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HJL36150U33X - Square D - Molded Case Circuit Breaker
    Feed Thru - 150 Amp - 3 Pole - 600 Volt
    Schneider Electric
    HJL36100U33X - Square D 100 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HJL36100U33X - Square D - Molded Case Circuit Breaker
    Feed Thru - 100 Amp - 3 Pole - 600 Volt
    Schneider Electric
    HJA36100SA - Square D 100 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HJA36100SA - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 100 Amp - 3 Pole - 600 Volt
    Schneider Electric
    HGL36100U33X - Square D 100 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGL36100U33X - Square D - Molded Case Circuit Breaker
    Feed Thru - 100 Amp - 3 Pole - 600 Volt
    Schneider Electric
    HJA36150SA - Square D 150 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HJA36150SA - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 150 Amp - 3 Pole - 600 Volt
    Schneider Electric
    HJA36125SA - Square D 125 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HJA36125SA - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 125 Amp - 3 Pole - 600 Volt
    Schneider Electric
    SND69800A - Siemens - Molded Case Circuit Breaker
    SND69800A - Siemens - Molded Case Circuit Breaker
    Bolt-On - 800 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    FH360601021 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 60 Amp - 3 Pole - 600 Volt
    Schneider Electric
    SMD69600ANT - Siemens - Molded Case Circuit Breaker
    SMD69600ANT - Siemens - Molded Case Circuit Breaker
    Bolt-On - 600 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    FH360351021 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 35 Amp - 3 Pole - 600 Volt
    Schneider Electric
    FC34015G - Square D 15 Amp 3 Pole 480 Volt Molded Case Circuit Breaker
    FC34015G - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 15 Amp - 3 Pole - 480 Volt
    Schneider Electric
    BJA36125 - Square D 125 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BJA36125 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 125 Amp - 3 Pole - 600 Volt
    Schneider Electric
    SHND69120ANTH - Siemens - Molded Case Circuit Breaker
    SHND69120ANTH - Siemens - Molded Case Circuit Breaker
    Bolt-On - 1200 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    SHND69120ANT - Siemens - Molded Case Circuit Breaker
    SHND69120ANT - Siemens - Molded Case Circuit Breaker
    Bolt-On - 1200 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    SHMD69700AG - Siemens - Molded Case Circuit Breaker
    SHMD69700AG - Siemens - Molded Case Circuit Breaker
    Bolt-On - 700 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    SHLD69500NGT - Siemens - Molded Case Circuit Breaker
    SHLD69500NGT - Siemens - Molded Case Circuit Breaker
    Bolt-On - 500 Amp - 3 Pole - 600 Volt
    Siemens / ITE
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