Circuit Breakers

988 products

    Shop our wide selection of Siemens, GE, Eaton Cutler-Hammer, Square D circuit breakers and more.
    988 products
    HED41B060 - Siemens 60 Amp 1 Pole 277 Volt Bolt-On Molded Case Circuit Breaker
    HED41B060 - Siemens - Molded Case Circuit Breaker
    Bolt On - 60 Amp - 1 Pole - 277 Volt
    Siemens/ITE
    HED41B050 - Siemens 50 Amp 1 Pole 277 Volt Bolt-On Molded Case Circuit Breaker
    HED41B050 - Siemens - Molded Case Circuit Breaker
    Bolt On - 50 Amp - 1 Pole - 277 Volt
    Siemens/ITE
    HED41B030 - Siemens 30 Amp 1 Pole 277 Volt Bolt-On Molded Case Circuit Breaker
    HED41B030 - Siemens - Molded Case Circuit Breaker
    Bolt On - 30 Amp - 1 Pole - 277 Volt
    Siemens/ITE
    HED41B015 - Siemens 15 Amp 1 Pole 277 Volt Bolt-On Molded Case Circuit Breaker
    HED41B015 - Siemens - Molded Case Circuit Breaker
    Bolt On - 15 Amp - 1 Pole - 277 Volt
    Siemens/ITE
    ED61B060 - Siemens - Molded Case Circuit Breaker
    Bolt On - 60 Amp - 1 Pole - 347 Volt
    Siemens/ITE
    ED41B100 - Siemens 100 Amp 1 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    ED41B100 - Siemens - Molded Case Circuit Breaker
    Bolt On - 100 Amp - 1 Pole - 120 Volt
    Siemens/ITE
    ED41B060 - Siemens 60 Amp 1 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    ED41B060 - Siemens - Molded Case Circuit Breaker
    Bolt On - 60 Amp - 1 Pole - 120 Volt
    Siemens/ITE
    ED21B045 - Siemens 45 Amp 1 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    ED21B045 - Siemens - Molded Case Circuit Breaker
    Bolt On - 45 Amp - 1 Pole - 120 Volt
    Siemens/ITE
    CQD115 - Siemens 15 Amp 1 Pole 277 Volt Molded Case Circuit Breaker
    CQD115 - Siemens - Molded Case Circuit Breaker
    Bolt On - 15 Amp - 1 Pole - 277 Volt
    Siemens / ITE
    LGB1B060B - Siemens 60 Amp 1 Pole 347 Volt Bolt-On Molded Case Circuit Breaker
    LGB1B060B - Siemens - Molded Case Circuit Breaker
    Bolt On - 60 Amp - 1 Pole - 347 Volt
    Siemens / ITE
    LGB1B030B - Siemens 30 Amp 1 Pole 347 Volt Bolt-On Molded Case Circuit Breaker
    LGB1B030B - Siemens - Molded Case Circuit Breaker
    Bolt On - 30 Amp - 1 Pole - 347 Volt
    Siemens / ITE
    LGB1B020B - Siemens 20 Amp 1 Pole 347 Volt Bolt-On Molded Case Circuit Breaker
    LGB1B020B - Siemens - Molded Case Circuit Breaker
    Bolt On - 20 Amp - 1 Pole - 347 Volt
    Siemens / ITE
    LGB1B015B - Siemens 15 Amp 1 Pole 347 Volt Bolt-On Molded Case Circuit Breaker
    LGB1B015B - Siemens - Molded Case Circuit Breaker
    Bolt On - 15 Amp - 1 Pole - 347 Volt
    Siemens / ITE
    HED41B100 - Siemens - Molded Case Circuit Breaker
    HED41B100 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 100 Amp - 1 Pole - 277 Volt
    Siemens/ITE
    Sale
    EJB14020 - Square D 20 Amp 1 Pole 277 Volt Bolt-On Circuit Molded Case Breaker
    EJB14020 - Square D 20 Amp 1 Pole 277 Volt Bolt-On Circuit Molded Case Breaker
    EJB14020 - Square D - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 277 Volt
    Schneider Electric
    Save $63 CAD
    ED21B100 - Siemens - Molded Case Circuit Breaker
    ED21B100 - Siemens - Molded Case Circuit Breaker
    Bolt On - 100 Amp - 1 Pole - 120 Volt
    Siemens/ITE
    ED21B060 - Siemens - Molded Case Circuit Breaker
    ED21B060 - Siemens - Molded Case Circuit Breaker
    Bolt On - 60 Amp - 1 Pole - 120 Volt
    Siemens/ITE
    ED21B050 - Siemens - Molded Case Circuit Breaker
    ED21B050 - Siemens - Molded Case Circuit Breaker
    Bolt On - 50 Amp - 1 Pole - 120 Volt
    Siemens/ITE
    ED21B040 - Siemens - Molded Case Circuit Breaker
    ED21B040 - Siemens - Molded Case Circuit Breaker
    Bolt On - 40 Amp - 1 Pole - 120 Volt
    Siemens/ITE
    ED21B030 - Siemens - Molded Case Circuit Breaker
    ED21B030 - Siemens - Molded Case Circuit Breaker
    Bolt On - 30 Amp - 1 Pole - 120 Volt
    Siemens/ITE
    CQD160 - Siemens - Molded Case Circuit Breaker
    CQD160 - Siemens - Molded Case Circuit Breaker
    Feed Thru - 60 Amp - 1 Pole - 277 Volt
    Siemens / ITE
    CQD140 - Siemens - Molded Case Circuit Breaker
    CQD140 - Siemens - Molded Case Circuit Breaker
    Feed Thru - 40 Amp - 1 Pole - 277 Volt
    Siemens / ITE
    ED61B060L - Siemens - Molded Case Circuit Breaker
    Feed Thru - 60 Amp - 1 Pole - 600 Volt
    Siemens/ITE
    ED61B050L - Siemens - Molded Case Circuit Breaker
    Feed Thru - 50 Amp - 1 Pole - 600 Volt
    Siemens/ITE
    ED61B040L - Siemens - Molded Case Circuit Breaker
    Feed Thru - 40 Amp - 1 Pole - 600 Volt
    Siemens/ITE
    ED61B035L - Siemens - Molded Case Circuit Breaker
    Feed Thru - 35 Amp - 1 Pole - 600 Volt
    Siemens/ITE
    ED61B030L - Siemens - Molded Case Circuit Breaker
    Feed Thru - 30 Amp - 1 Pole - 600 Volt
    Siemens/ITE
    ED61B025L - Siemens - Molded Case Circuit Breaker
    Feed Thru - 25 Amp - 1 Pole - 600 Volt
    Siemens/ITE
    Limited availability
    BQ1B01500S01 - Siemens - 15 Amp Molded Case Circuit Breaker
    Bolt-On - 15 Amp - 1 Pole - 120 Volt
    Siemens / ITE
    Q140H - Siemens 40 Amp 1 Pole 120 Volt Molded Case Circuit Breaker
    Q140H - Siemens - 40 Amp 22kA Circuit Breaker
    Plug-In - 40 Amp - 1 Pole - 120 Volt
    Siemens / ITE
    Q13000S01 - Siemens 30 Amp 1 Pole 120 Volt Molded Case Circuit Breaker
    Q13000S01 - Siemens - 30 Amp Molded Case Circuit Breaker
    Plug-In - 30 Amp - 1 Pole - 120 Volt
    Siemens / ITE
    Q12000S01 - Siemens 20 Amp 1 Pole 120 Volt Molded Case Circuit Breaker
    Q12000S01 - Siemens - 20 Amp Molded Case Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Siemens / ITE
    NGB1B060B - Siemens - Molded Case Circuit Breaker
    NGB1B060B - Siemens - Molded Case Circuit Breaker
    Bolt On - 60 Amp - 1 Pole - 347 Volt
    Siemens / ITE
    NGB1B050B - Siemens - Molded Case Circuit Breaker
    NGB1B050B - Siemens - Molded Case Circuit Breaker
    Bolt On - 50 Amp - 1 Pole - 347 Volt
    Siemens / ITE
    NGB1B045B - Siemens - Molded Case Circuit Breaker
    NGB1B045B - Siemens - Molded Case Circuit Breaker
    Bolt On - 45 Amp - 1 Pole - 347 Volt
    Siemens / ITE
    NGB1B040B - Siemens - Molded Case Circuit Breaker
    NGB1B040B - Siemens - Molded Case Circuit Breaker
    Bolt On - 40 Amp - 1 Pole - 347 Volt
    Siemens / ITE
    NGB1B035B - Siemens - Molded Case Circuit Breaker
    NGB1B035B - Siemens - Molded Case Circuit Breaker
    Bolt On - 35 Amp - 1 Pole - 347 Volt
    Siemens / ITE
    NGB1B030B - Siemens - Molded Case Circuit Breaker
    NGB1B030B - Siemens - Molded Case Circuit Breaker
    Bolt On - 30 Amp - 1 Pole - 347 Volt
    Siemens / ITE
    NGB1B025B - Siemens - Molded Case Circuit Breaker
    NGB1B025B - Siemens - Molded Case Circuit Breaker
    Bolt On - 25 Amp - 1 Pole - 347 Volt
    Siemens / ITE
    NEB1B030B - Siemens - Molded Case Circuit Breaker
    NEB1B030B - Siemens - Molded Case Circuit Breaker
    Bolt On - 30 Amp - 1 Pole - 277 Volt
    Siemens / ITE
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