Molded Case Breakers

51 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    51 products
    KD3400 - Eaton - Molded Case Circuit Breaker
    KD3400 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3400F - Eaton - Molded Case Circuit Breaker
    KD3400F - Eaton - Frame
    Bolt-On - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3250 - Eaton - Molded Case Circuit Breaker
    KD3250 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 250 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3200 - Eaton - Molded Case Circuit Breaker
    KD3200 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 200 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3300 - Eaton - Molded Case Circuit Breaker
    KD3300 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 300 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3150 - Eaton - Molded Case Circuit Breaker
    KD3150 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3400K - Eaton - Molded Case Circuit Breaker
    KD3400K - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KDB3350 - Eaton - Molded Case Circuit Breaker
    KDB3350 - Eaton - Molded Case Circuit Breaker
    Feed Thru - 350A - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Sale
    KD3225 - Eaton - Molded Case Circuit Breaker
    KD3225 - Eaton - Molded Case Circuit Breaker
    Feed Thru - 225A - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $3,572.81 CAD
    KD3400Y - Eaton Molded Case Circuit Breakers
    KD3400Y - Eaton - Molded Case Circuit Breaker
    Bolt-On - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3400X - Eaton Molded Case Circuit Breakers
    KD3400X - Eaton - Molded Case Circuit Breaker
    Bolt-On - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3400C - Eaton Molded Case Circuit Breakers
    KD3400C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3400W - Eaton Molded Case Circuit Breakers
    KD3400W - Eaton - Molded Case Circuit Breaker
    Bolt-On - 400 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3350Y - Eaton Molded Case Circuit Breakers
    KD3350Y - Eaton - Molded Case Circuit Breaker
    Bolt-On - 350 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3350X - Eaton Molded Case Circuit Breakers
    KD3350X - Eaton - Molded Case Circuit Breaker
    Bolt-On - 350 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3350C - Eaton Molded Case Circuit Breakers
    KD3350C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 360 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3350W - Eaton Molded Case Circuit Breakers
    KD3350W - Eaton - Molded Case Circuit Breaker
    Bolt-On - 350 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3300Y - Eaton Molded Case Circuit Breakers
    KD3300Y - Eaton - Molded Case Circuit Breaker
    Bolt-On - 300 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3300X - Eaton Molded Case Circuit Breakers
    KD3300X - Eaton - Molded Case Circuit Breaker
    Bolt-On - 300 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3300C - Eaton Molded Case Circuit Breakers
    KD3300C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 300 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3300W - Eaton Molded Case Circuit Breakers
    KD3300W - Eaton - Molded Case Circuit Breaker
    Bolt-On - 300 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3250Y - Eaton Molded Case Circuit Breakers
    KD3250Y - Eaton - Molded Case Circuit Breaker
    Bolt-On - 250 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3250X - Eaton Molded Case Circuit Breakers
    KD3250X - Eaton - Molded Case Circuit Breaker
    Bolt-On - 250 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3250C - Eaton Molded Case Circuit Breakers
    KD3250C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 250 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3250W - Eaton Molded Case Circuit Breakers
    KD3250W - Eaton - Molded Case Circuit Breaker
    Bolt-On - 250 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3200Y - Eaton Molded Case Circuit Breakers
    KD3200Y - Eaton - Molded Case Circuit Breaker
    Bolt-On - 200 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3200X - Eaton Molded Case Circuit Breakers
    KD3200X - Eaton - Molded Case Circuit Breaker
    Bolt-On - 200 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3200C - Eaton Molded Case Circuit Breakers
    KD3200C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 200 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3200W - Eaton Molded Case Circuit Breakers
    KD3200W - Eaton - Molded Case Circuit Breaker
    Bolt-On - 200 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3175Y - Eaton Molded Case Circuit Breakers
    KD3175Y - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 175 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3175X - Eaton Molded Case Circuit Breakers
    KD3175X - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 175 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3175C - Eaton Molded Case Circuit Breakers
    KD3175C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 175 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3175W - Eaton Molded Case Circuit Breakers
    KD3175W - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 175 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3150Y - Eaton Molded Case Circuit Breakers
    KD3150Y - Eaton - Molded Case Circuit Breaker
    Bolt-On - 150 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3150X - Eaton Molded Case Circuit Breakers
    KD3150X - Eaton - Molded Case Circuit Breaker
    Bolt-On - 150 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3150C - Eaton Molded Case Circuit Breakers
    KD3150C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 150 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3150W - Eaton Molded Case Circuit Breakers
    KD3150W - Eaton - Molded Case Circuit Breaker
    Bolt-On - 150 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3125Y - Eaton Molded Case Circuit Breakers
    KD3125Y - Eaton - Molded Case Circuit Breaker
    Bolt-On - 125 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3125X - Eaton Molded Case Circuit Breakers
    KD3125X - Eaton - Molded Case Circuit Breaker
    Bolt-On - 125 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    KD3125C - Eaton Molded Case Circuit Breakers
    KD3125C - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 125 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
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