Molded Case Breakers

7249 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    7249 products
    Sale
    THED124045WL - GE 45 Amp 2 Pole 480 Volt Feed Thru Molded Case Circuit Breaker
    THED124045WL - GE 45 Amp Molded Case Circuit Breaker
    Feed-Thru - 45 Amp - 2 Pole - 480 Volt
    GE
    Save $784.01 CAD
    Sale
    HEG1B020L - Siemens - 20 Amp Molded Case Circuit Breaker
    Feed Thru - 20 Amp - 1 Pole - 600 Volt
    Siemens/ITE
    Save $1,378.01 CAD
    HEG1B025L - Siemens - 25 Amp Molded Case Circuit Breaker
    Feed Thru - 25 Amp - 1 Pole - 600 Volt
    Siemens/ITE
    ED22B070L - Siemens 70 Amp 2 Pole 240 Volt Feed Thru Molded Case Circuit Breaker
    ED22B070L - Siemens - 70 Amp Molded Case Circuit Breaker
    Bolt-On - 70 Amp - 2 Pole - 240 Volt
    Siemens/ITE
    ED23B035L - Siemens 35 Amp 3 Pole 240 Volt Feed Thru Molded Case Circuit Breaker
    ED23B035L - Siemens - 35 Amp Molded Case Circuit Breaker
    Bolt-On - 35 Amp - 3 Pole - 240 Volt
    Siemens/ITE
    Sale
    B220H00S01 - Siemens - 20 Amp Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 240 Volt
    Siemens/ITE
    Save $376.01 CAD
    ED22B035L - Siemens 35 Amp 2 Pole 240 Volt Feed Thru Molded Case Circuit Breaker
    ED22B035L - Siemens - 35 Amp Molded Case Circuit Breaker
    Bolt-On - 35 Amp - 2 Pole - 240 Volt
    Siemens/ITE
    HED41B050L - Siemens 50 Amp 1 Pole 277 Volt Feed Thru Molded Case Circuit Breaker
    HED41B050L - Siemens - 50 Amp Molded Case Circuit Breaker
    Bolt-On - 50 Amp - 1 Pole - 277 Volt
    Siemens/ITE
    HED41B060L - Siemens 60 Amp 1 Pole 277 Volt Feed Thru Molded Case Circuit Breaker
    HED41B060L - Siemens - 60 Amp Molded Case Circuit Breaker
    Bolt-On - 60 Amp - 1 Pole - 277 Volt
    Siemens/ITE
    Limited availability
    HED41B040L - Siemens 40 Amp 1 Pole 277 Volt Feed Thru Molded Case Circuit Breaker
    HED41B040L - Siemens - 40 Amp Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 1 Pole - 277 Volt
    Siemens/ITE
    HED41B020L - Siemens 20 Amp 1 Pole 277 Volt Feed Thru Molded Case Circuit Breaker
    HED41B020L - Siemens - 20 Amp Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 277 Volt
    Siemens/ITE
    ED41B090 - Siemens - 90 Amp Molded Case Circuit Breaker
    Bolt-On - 90 Amp - 1 Pole - 120 Volt
    Siemens/ITE
    ED61B050 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 50 Amp - 1 Pole - 600 Volt
    Siemens/ITE
    Sale
    FBV16TE020RV - GE 20 Amp 1 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    FBV16TE020RV - GE 20 Amp Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 600 Volt
    GE
    Save $208.01 CAD
    Limited availability
    TEYD1015B - GE 15 Amp 1 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYD1015B - GE -Molded Case Circuit Breaker
    Bolt-On - 15 Amp - 1 Pole - 480 Volt
    GE
    Save $40 CAD
    Sale
    TEYD1020B - GE 20 Amp 1 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYD1020B - GE - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 480 Volt
    GE
    Save $40 CAD
    Sale
    TEYD1030B - GE 30 Amp 1 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYD1030B - GE - Molded Case Circuit Breaker
    Bolt-On - 30 Amp - 1 Pole - 480 Volt
    GE
    Save $44 CAD
    P215 - Siemens - 15 Amp Molded Case Circuit Breaker
    Bolt-On - 15 Amp - 2 Pole - 240 Volt
    Siemens
    QBHW2020H - Eaton Cutler-Hammer 20 Amp 2 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    QBHW2020H - Eaton - 20 Amp Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
    Limited availability
    GHQ1020 - Eaton - 20 Amp Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $15 CAD
    HJXD63B200L - Siemens - 200 Amp Molded Case Circuit Breaker
    Bolt-On - 200 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    DJM32400E20 - Square D - Molded Case Circuit Breaker
    Bolt-On - 400 Amp - 3 Pole - 208 Volt
    Schneider Electric
    Sale
    TFK236F000 - GE 225 Amp Molded Case Circuit Breaker
    Bolt-On - 225 Amp - 3 Pole - 600 Volt
    GE
    Save $514 CAD
    Sale
    BGA34125Y - Square D 125 Amp 3 Pole 480 Volt Plug-In Molded Case Circuit Breaker
    BGA34125Y - Square D - 125 Amp Molded Case Circuit Breaker
    I-Line Plug-In - 125 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Save $190.01 CAD
    QOB340EPD - Square D 40 Amp 3 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    QOB340EPD - Square D - 40 Amp Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 3 Pole - 240 Volt
    Schneider Electric
    Sale
    KDB2150 - Eaton Cutler-Hammer 150 Amp 2 Pole 600 Volt Feed Thru Molded Case Circuit Breaker
    KDB2150 - Eaton - 150 Amp Molded Case Circuit Breaker
    Feed Thru - 150 Amp - 2 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $1,064 CAD
    Sale
    FXD63A250L - Siemens - 250 Amp Molded Case Circuit Breaker
    Bolt-on - 250 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    Save $500 CAD
    Limited availability
    QO320EPD - Square D 20 Amp 3 Pole 120 Volt Plug-In Molded Case Circuit Breaker
    QO320EPD - Square D - 20 Amp Ground Fault Equipment Protection Breaker
    Plug-In - 20 Amp - 3 Pole - 240 Volt
    Schneider Electric
    Save $462.17 CAD
    140G-G6C3-C80 - Allen Bradley - Molded Case Circuit Breaker
    Bolt-On - 80 Amp - 3 Pole - 600 Volt
    Allen-Bradley
    Sale
    TJJ436125WL - GE 125 Amp Molded Case Circuit Breaker
    Feed-Thru - 125 Amp - 3 Pole - 600 Volt
    GE
    Save $277 CAD
    JXD23B200L - Siemens 200 Amp 3 Pole 240 Volt Feed Thru Molded Case Circuit Breaker
    JXD23B200L - Siemens - 200 Amp Molded Case Circuit Breaker
    Bolt-In - 200 Amp - 3 Pole - 240 Volt
    Siemens/ITE
    JXD23B250L - Siemens 250 Amp 3 Pole 240 Volt Feed Thru Molded Case Circuit Breaker
    JXD23B250L - Siemens - 250 Amp Molded Case Circuit Breaker
    Bolt-In - 250 Amp - 3 Pole - 240 Volt
    Siemens/ITE
    Sale
    JXD23B400L - Siemens 400 Amp 3 Pole 240 Volt Feed Thru Molded Case Circuit Breaker
    JXD23B400L - Siemens - 400 Amp Molded Case Circuit Breaker
    Bolt-In - 400 Amp - 3 Pole - 240 Volt
    Siemens/ITE
    Save $4,822.01 CAD
    Sale
    HMCP250J5W - Eaton Cutler-Hammer 250 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    HMCP250J5W - Eaton - 250 Amp Molded Case Circuit Breaker
    Bolt-On - 250 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $431 CAD
    Sale
    JGM36175 - Square D 175 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    JGM36175 - Square D - 175 Amp Molded Case Circuit Breaker
    Bolt-On - 175 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $420 CAD
    BGA24025Y2 - Square D Molded Case Circuit Breaker
    BGA24025Y2 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    BGA24040Y2 - Square D Molded Case Circuit Breaker
    BGA24040Y2 - Square D - Molded Case Circuit Breaker
    Schneider Electric
    JXD63B300L - Siemens 300 Amp 3 Pole 600 Volt Feed Thru Molded Case Circuit Breaker
    JXD63B300L - Siemens - 300 Amp Molded Case Circuit Breaker
    Bolt-In - 300 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    JXD63B250L - Siemens - 250 Amp Molded Case Circuit Breaker
    Bolt-In - 250 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    JXD63B350L - Siemens 350 Amp 3 Pole 600 Volt Feed Thru Molded Case Circuit Breaker
    JXD63B350L - Siemens - 350 Amp Molded Case Circuit Breaker
    Bolt-In - 350 Amp - 3 Pole - 600 Volt
    Siemens/ITE
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