Molded Case Breakers

7247 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    7247 products
    Limited availability
    HGL26040 - Square D 40 Amp 2 Pole 600 Volt Molded Case Circuit Breaker
    HGL26040 - Square D - Molded Case Circuit Breaker
    Feed Thru - 40 Amp - 2 Pole - 600 Volt
    Schneider Electric
    Save $170 CAD
    QBA32070 - Square D 70 Amp 3 Pole 240 Volt Molded Case Circuit Breaker
    QBA32070 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 70 Amp - 3 Pole - 240 Volt
    Schneider Electric
    MD63B700 - Siemens - Molded Case Circuit Breaker
    MD63B700 - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 700 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    JXD63B350H - Siemens - Molded Case Circuit Breaker
    Bolt-On - 350 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    JXD22B225 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 225 Amp - 2 Pole - 240 Volt
    Siemens/ITE
    HQR23B225HL - Siemens - Molded Case Circuit Breaker
    HQR23B225HL - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 225 Amp - 3 Pole - 240 Volt
    Siemens/ITE
    HQR23B100HL - Siemens - Molded Case Circuit Breaker
    Bolt-On - 100 Amp - 3 Pole - 240 Volt
    Siemens/ITE
    HLMD63F800 - Siemens - Molded Case Circuit Breaker
    HLMD63F800 - Siemens - Frame
    Feed-Thru - 800 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    HHFXD63B250 - Siemens - Molded Case Circuit Breaker
    HHFXD63B250 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 250 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    HHFXD63B225 - Siemens - Molded Case Circuit Breaker
    HHFXD63B225 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 225 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    CQD370 - Siemens - Molded Case Circuit Breaker
    CQD370 - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 70 Amp - 3 Pole - 480 Volt
    Siemens / ITE
    CQD345 - Siemens - Molded Case Circuit Breaker
    CQD345 - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 45 Amp - 3 Pole - 480 Volt
    Siemens / ITE
    SCMD69800ANGTH - Siemens - Molded Case Circuit Breaker
    SCMD69800ANGTH - Siemens - Molded Case Circuit Breaker
    Bolt-On - 800 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    Sale
    LD3350 - Eaton - Molded Case Circuit Breaker
    LD3350 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 350 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $6,264 CAD
    Sale
    JD3090 - Eaton - Molded Case Circuit Breaker
    JD3090 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 90 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $464 CAD
    Sale
    JD3070 - Eaton - Molded Case Circuit Breaker
    JD3070 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 70 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $500 CAD
    Limited availability
    RGH316036E - Eaton - Molded Case Circuit Breaker
    RGH316036E - Eaton - Molded Case Circuit Breaker
    Bolt-On - 1600 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $19,467 CAD
    Sale
    RGH316033E - Eaton - Molded Case Circuit Breaker
    RGH316033E - Eaton - Molded Case Circuit Breaker
    Bolt-On - 1600 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $11,694 CAD
    Sale
    NGS312035E - Eaton - Molded Case Circuit Breaker
    NGS312035E - Eaton - Molded Case Circuit Breaker
    Bolt-On - 1200 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $6,338 CAD
    Sale
    NGS308036E - Eaton - Molded Case Circuit Breaker
    NGS308036E - Eaton - Molded Case Circuit Breaker
    Bolt-On - 800 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $3,689 CAD
    Sale
    NGH312035E - Eaton - Molded Case Circuit Breaker
    NGH312035E - Eaton - Molded Case Circuit Breaker
    Bolt-On - 1200 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $9,429 CAD
    Sale
    LGH3300FAG - Eaton - Molded Case Circuit Breaker
    LGH3300FAG - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 300 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $3,544 CAD
    Sale
    HMCP400X5W - Eaton - Molded Case Circuit Breaker
    HMCP400X5W - Eaton - Molded Case Circuit Breaker
    Bolt-On - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $966 CAD
    Sale
    HMCP400L5C - Eaton - Molded Case Circuit Breaker
    HMCP400L5C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $2,001 CAD
    Sale
    HMCP400D5C - Eaton - Molded Case Circuit Breaker
    HMCP400D5C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $2,500 CAD
    Sale
    HMCP400A5C - Eaton - Molded Case Circuit Breaker
    HMCP400A5C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $2,415 CAD
    Sale
    HKD3200 - Eaton - Molded Case Circuit Breaker
    HKD3200 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 200 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $938 CAD
    Sale
    CVH3225X3 - Eaton - Molded Case Circuit Breaker
    CVH3225X3 - Eaton - Molded Case Circuit Breaker
    Bolt On - 225 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $899 CAD
    Limited availability
    CVH2200XMM - Eaton - Molded Case Circuit Breaker
    CVH2200XMM - Eaton - Molded Case Circuit Breaker
    Bolt On - 100 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $165 CAD
    Limited availability
    CC3100N - Eaton - Molded Case Circuit Breaker
    CC3100N - Eaton - Main Circuit Breaker
    Feed Thru - 100 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $196 CAD
    Limited availability
    CVS3200X - Eaton - Molded Case Circuit Breaker
    CVS3200X - Eaton - Molded Case Circuit Breaker
    Bolt On - 200 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $1,289 CAD
    Limited availability
    CVS3100X - Eaton - Molded Case Circuit Breaker
    CVS3100X - Eaton - Molded Case Circuit Breaker
    Bolt On - 100 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $1,191 CAD
    Limited availability
    CVH3200X - Eaton - Molded Case Circuit Breaker
    CVH3200X - Eaton - Molded Case Circuit Breaker
    Bolt On - 200 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $1,113 CAD
    Limited availability
    CVH3100X - Eaton - Molded Case Circuit Breaker
    CVH3100X - Eaton - Molded Case Circuit Breaker
    Bolt On - 100 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $292 CAD
    Limited availability
    CV3200X - Eaton - Molded Case Circuit Breaker
    CV3200X - Eaton - Molded Case Circuit Breaker
    Bolt-On - 200 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $259 CAD
    Limited availability
    CV3100X - Eaton - Molded Case Circuit Breaker
    CV3100X - Eaton - Molded Case Circuit Breaker
    Bolt On - 100 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $235 CAD
    Sale
    CCVH2200 - Eaton - Molded Case Circuit Breaker
    CCVH2200 - Eaton - Main Circuit Breaker
    Feed Thru - 200 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $796 CAD
    CH390 - Eaton - 90 Amp Molded Case Circuit Breaker
    Plug-In - 90 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    CH380 - Eaton - 80 Amp Molded Case Circuit Breaker
    Plug-In - 80 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Sale
    HMCP070J2 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 70 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $156 CAD
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