Circuit Breakers

3491 products

    Shop our wide selection of Siemens, GE, Eaton Cutler-Hammer, Square D circuit breakers and more.
    3491 products
    Sale
    EHD3090L - Eaton - Molded Case Circuit Breaker
    EHD3090L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 90 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $160 CAD
    Sale
    ED3200L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 200 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $469 CAD
    Sale
    ED3175L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 175 Amp - 3 Pole - 5 Volt
    Eaton Cutler-Hammer
    Save $200 CAD
    Sale
    DK3250 - Eaton - Molded Case Circuit Breaker
    DK3250 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 250 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $481 CAD
    Sale
    BJ3150 - Eaton - Plug-In Molded Case Circuit Breaker
    BJ3150 - Eaton - Main Circuit Breaker
    Plug-In - 150 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $210 CAD
    BAB3050HS - Eaton - 50 Amp Shunt Trip Circuit Breaker
    Bolt-On - 50 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    QOU345 - Square D 45 Amp 3 Pole 240 Volt Miniature Circuit Breaker
    QOU345 - Square D - 45 Amp Circuit Breaker
    Bolt-On - 45 Amp - 3 Pole - 240 Volt
    Schneider Electric
    QOU325 - Square D 25 Amp 3 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    QOU325 - Square D - 25 Amp Circuit Breaker
    Bolt-On - 25 Amp - 3 Pole - 240 Volt
    Schneider Electric
    QOU320 - Square D 20 Amp 3 Pole 240 Volt Bolt-On Circuit Breaker
    QOU320 - Square D - 20 Amp Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 240 Volt
    Schneider Electric
    QOB320VH - Square D - 20 Amp 22kA Circuit Breaker
    QOB320VH - Square D - 20 Amp 22kA Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 240 Volt
    Schneider Electric
    QJA32200 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 200 Amp - 3 Pole - 240 Volt
    Schneider Electric
    Sale
    QGA32225 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 225 Amp - 3 Pole - 240 Volt
    Schneider Electric
    Save $299 CAD
    QGA32200 - Square D - Molded Case Circuit Breaker
    QGA32200 - Square D - Molded Case Circuit Breaker
    QGA32200 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 200 Amp - 3 Pole - 240 Volt
    Schneider Electric
    QGA32150 - Square D - Molded Case Circuit Breaker
    QGA32150 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 150 Amp - 3 Pole - 240 Volt
    Schneider Electric
    QGA32125 - Square D - Molded Case Circuit Breaker
    QGA32125 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 125 Amp - 3 Pole - 240 Volt
    Schneider Electric
    QDA32175 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 175 Amp - 3 Pole - 240 Volt
    Schneider Electric
    QDA32150 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 150 Amp - 3 Pole - 240 Volt
    Schneider Electric
    QBL32175 - Square D 175 Amp 3 Pole 240 Volt Thermal Magnetic Molded Case Circuit Breaker
    QBL32175 - Square D - Molded Case Circuit Breaker
    Feed_thru - 175 Amp - 3 Pole - 240 Volt
    Schneider Electric
    Sale
    MJL36800 - Square D 800 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    MJL36800 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 800 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $5,534 CAD
    Sale
    MJL36700 - Square D 700 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    MJL36700 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 700 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $5,738 CAD
    LC36350 - Square D - Molded Case Circuit Breaker
    LC36350 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 350 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Sale
    LAL36350 - Square D - Molded Case Circuit Breaker
    LAL36350 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 350 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $1,545 CAD
    Sale
    LAL36300 - Square D - Molded Case Circuit Breaker
    LAL36300 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 300 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $764 CAD
    Sale
    HLA36070 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 70 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $1,040 CAD
    Sale
    FH36030 - Square D 30 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    FH36030 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 30 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $127 CAD
    FAL34100 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 100 Amp - 3 Pole - 480 Volt
    Schneider Electric
    FAL34050 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 50 Amp - 3 Pole - 480 Volt
    Schneider Electric
    FAL34040 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 40 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Sale
    HJA36035 - Square D 35 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HJA36035 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 35 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $250 CAD
    Sale
    HJA36025 - Square D 25 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HJA36025 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 25 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $350 CAD
    Sale
    HGL36150 - Square D 150 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGL36150 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $820 CAD
    Sale
    HGL36125 - Square D 125 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGL36125 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 125 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $820 CAD
    Sale
    HGL36040 - Square D 40 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGL36040 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 40 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $360 CAD
    Sale
    HGL36030 - Square D 30 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGL36030 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 30 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $360 CAD
    Sale
    HGL36020 - Square D 20 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGL36020 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $360 CAD
    Sale
    HGA36150 - Square D 150 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGA36150 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 150 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $873 CAD
    Sale
    HGA36125 - Square D 125 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGA36125 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 125 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $519 CAD
    Sale
    HGA36070 - Square D - Molded Case Circuit Breaker
    HGA36070 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 70 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $200 CAD
    Sale
    HGA36030 - Square D 30 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGA36030 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 30 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $210 CAD
    Sale
    HDL36090 - Square D 90 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HDL36090 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 90 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $270 CAD
    Recently viewed