Molded Case Breakers

7536 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    7536 products
    Sale
    TEYL3100B - GE 100 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYL3100B - GE - Molded Case Circuit Breaker
    Bolt-On - 100 Amp - 3 Pole - 480 Volt
    GE
    Save $679 CAD
    Sale
    TEYD2050B - GE 50 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYD2050B - GE - Molded Case Circuit Breaker
    Bolt-On - 50 Amp - 2 Pole - 480 Volt
    GE
    Save $89 CAD
    Limited availability
    BBKEB32 - Siemens - Molded Case Circuit Breaker
    BBKEB32 - Siemens - Molded Case Circuit Breaker
    100 Amp - 240 Volt
    Siemens / ITE
    NGG3B080L - Siemens - Molded Case Circuit Breaker
    NGG3B080L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 80 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    NGG3B040L - Siemens - Molded Case Circuit Breaker
    NGG3B040L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 40 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    FBV36TE030RV - GE 30 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    FBV36TE030RV - GE - Molded Case Circuit Breaker
    Bolt-On - 30 Amp - 3 Pole - 600 Volt
    GE
    Sale
    FBN36TE040RV - GE 40 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    FBN36TE040RV - GE - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 3 Pole - 600 Volt
    GE
    Save $617 CAD
    Sale
    EGB3100FFG - Eaton - Molded Case Circuit Breaker
    EGB3100FFG - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 100 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $359 CAD
    FDB1020L - Eaton Cutler-Hammer 20 Amp 1 Pole 347 Volt Molded Case Circuit Breaker
    FDB1020L - Eaton - 20 Amp Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 347 Volt
    Eaton Cutler-Hammer
    HHJXD63B300 - Siemens - Molded Case Circuit Breaker
    HHJXD63B300 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 300 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    QDA220701 - Square D 70 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    QDA220701 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 70 Amp - 2 Pole - 240 Volt
    Schneider Electric
    Sale
    BGL36100 - Square D 100 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BGL36100 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 100 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $232 CAD
    Limited availability
    BDL26015 - Square D 15 Amp 2 Pole 600 Volt Molded Case Circuit Breaker
    BDL26015 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 15 Amp - 2 Pole - 600 Volt
    Schneider Electric
    HFDE315021 - Eaton - Molded Case Circuit Breaker
    HFDE315021 - Eaton - Molded Case Circuit Breaker
    4 Volt
    Eaton Cutler-Hammer
    BRN130EP - Eaton Cutler-Hammer 30 Amp 1 Pole 120 Volt Plug-In Molded Case Circuit Breaker
    BRN130EP - Eaton - 30 Amp Molded Case Circuit Breaker
    Plug-In - 30 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    QGP32200TM - Square D 200 Amp 3 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    QGP32200TM - Square D - Molded Case Circuit Breaker
    Bolt-On - 200 Amp - 3 Pole - 240 Volt
    Schneider Electric
    Sale
    PGL36120U44A - Square D 1200 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    PGL36120U44A - Square D - Molded Case Circuit Breaker
    Feed-Thru - 1200 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $3,970 CAD
    Sale
    NGS312032E - Eaton - Molded Case Circuit Breaker
    NGS312032E - Eaton - Molded Case Circuit Breaker
    Bolt-On - 1200 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $8,049 CAD
    Sale
    NGH312036E - Eaton - Molded Case Circuit Breaker
    NGH312036E - Eaton - Molded Case Circuit Breaker
    Bolt-On - 1200 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $8,204 CAD
    Sale
    LGE3600FAG - Eaton - Molded Case Circuit Breaker
    LGE3600FAG - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 600 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $4,244 CAD
    Sale
    FDB3010L - Eaton - Molded Case Circuit Breaker
    FDB3010L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 10 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $827 CAD
    Sale
    CCVH2150 - Eaton - Molded Case Circuit Breaker
    CCVH2150 - Eaton - Main Circuit Breaker
    Feed Thru - 150 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $213 CAD
    Limited availability
    CH150 - Eaton - 50 Amp Circuit Breaker
    Plug-In - 50 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    QDA221501 - Square D 150 Amp 2 Pole 240 Volt Molded Case Circuit Breaker
    QDA221501 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 150 Amp - 2 Pole - 240 Volt
    Schneider Electric
    Sale
    JJA36250U31X - Square D - Molded Case Circuit Breaker
    JJA36250U31X - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 250 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $644 CAD
    Sale
    JDA36250U31X - Square D - Molded Case Circuit Breaker
    JDA36250U31X - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 250 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $1,611 CAD
    Sale
    HJL36080 - Square D - Molded Case Circuit Breaker
    HJL36080 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 80 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $310 CAD
    Sale
    BJA36100 - Square D 100 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BJA36100 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 100 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $575 CAD
    Sale
    BDA36125 - Square D 125 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BDA36125 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 125 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $170 CAD
    Sale
    EDB3100L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 100 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $166 CAD
    HGA261501 - Square D 150 Amp 2 Pole 600 Volt Molded Case Circuit Breaker
    HGA261501 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 150 Amp - 2 Pole - 600 Volt
    Schneider Electric
    HGA260502 - Square D 50 Amp 2 Pole 600 Volt Molded Case Circuit Breaker
    HGA260502 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 50 Amp - 2 Pole - 600 Volt
    Schneider Electric
    HDA261504 - Square D 150 Amp 2 Pole 600 Volt Molded Case Circuit Breaker
    HDA261504 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 150 Amp - 2 Pole - 600 Volt
    Schneider Electric
    Sale
    GD3045 - Eaton - Molded Case Circuit Breaker
    GD3045 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 45 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $407 CAD
    Limited availability
    GD3035 - Eaton - Molded Case Circuit Breaker
    GD3035 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 35 Amp - 3 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $398 CAD
    EGB34050 - Square D 50 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EGB34050 - Square D 50 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EGB34050 - Square D - Molded Case Circuit Breaker
    Bolt-On - 50 Amp - 3 Pole - 480 Volt
    Schneider Electric
    EDB14040 - Square D 40 Amp 1 Pole 277 Volt Bolt-On Molded Case Circuit Breaker
    EDB14040 - Square D - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 1 Pole - 277 Volt
    Schneider Electric
    LGG3B100L - Siemens - Molded Case Circuit Breaker
    LGG3B100L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 100 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    Sale
    LGB3B090B - Siemens - Molded Case Circuit Breaker
    LGB3B090B - Siemens - Molded Case Circuit Breaker
    Bolt-On - 90 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    Save $150 CAD
    Sale
    LGB3B030B - Siemens - Molded Case Circuit Breaker
    LGB3B030B - Siemens - Molded Case Circuit Breaker
    Bolt-On - 30 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    Save $419 CAD
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