3 Pole Breakers

139 products

    Save on 3 pole, 3 phase circuit breakers. Free shipping on orders over $49. Easy returns. 1 year warranty.
    139 products
    Q320 - Siemens 20 Amp 3 Pole Circuit Breaker
    Q320 - Siemens - 20 Amp Circuit Breaker
    Plug-In - 20 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    QOB320 - Square D 20 Amp 3 Pole Bolt-On Circuit Breaker
    QOB320 - Square D - 20 Amp Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 240 Volt
    Schneider Electric
    Sale
    BAB3020H - Eaton - 20 Amp Circuit Breaker
    BAB3020H - Eaton - 20 Amp Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $54 CAD
    Sale
    EDB36020 - Square D 20 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    EDB36020 - Square D - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $70 CAD
    B320 - Siemens 20 Amp 3 Pole Bolt-On Circuit Breaker
    B320 - Siemens - 20 Amp Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    QO320 - Square D 20 Amp 3 Pole Circuit Breaker
    QO320 - Square D - 20 Amp Circuit Breaker
    Plug-In - 20 Amp - 3 Pole - 240 Volt
    Schneider Electric
    BQD6320 - Siemens 20 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    BQD6320 - Siemens - Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    GBH3020 - Eaton - Molded Case Circuit Breaker
    GBH3020 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    THQB32020 - GE 20 Amp 3 Pole Bolt-On Circuit Breaker
    THQB32020 - GE - 20 Amp Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 240 Volt
    GE
    BQ3B020 - Siemens 20 Amp 3 Pole 120/240V BQ Bolt-On Circuit Breaker
    BQ3B020 - Siemens - 20 Amp Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    BR320 - Eaton Cutler-Hammer 20 Amp 3 Pole Circuit Breaker
    BR320 - Eaton - 20 Amp Circuit Breaker
    Plug-In - 20 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    NB3P20 - Federal Pioneer 20 Amp 3 Pole Bolt-On Circuit Breaker
    NB3P20 - Federal Pioneer - 20 Amp Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 240 Volt
    Federal Pioneer
    Sale
    EDB34020 - Square D - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Save $419.01 CAD
    ED63B020L - Siemens - Molded Case Circuit Breaker
    ED63B020L - Siemens - Molded Case Circuit Breaker
    Feed Thru - 20 Amp - 3 Pole - 600 Volt
    Siemens/ITE
    BQL320 - Commander 20 Amp 3 Pole Bolt-On Circuit Breaker
    BQL320 - Commander 20 Amp Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    QBHW3020H - Eaton Cutler-Hammer 20 Amp 3 Pole 240 Volt Bolt-On Circuit Breaker
    QBHW3020H - Eaton - 20 Amp Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    FDB3020L - Eaton - Molded Case Circuit Breaker
    FDB3020L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Sale
    FA36020 - Square D 20 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    FA36020 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $155 CAD
    Sale
    HJA36020 - Square D 20 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HJA36020 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $240 CAD
    NA3P20 - Federal Pioneer 20 Amp 3 Pole Circuit Breaker
    NA3P20 - Federal Pioneer - 20 Amp Circuit Breaker
    Plug-In - 20 Amp - 3 Pole - 240 Volt
    Federal Pioneer
    Sale
    EGB34020 - Square D 20 Amp 3 Pole 480 Volt Bolt-On Circuit Molded Case Breaker
    EGB34020 - Square D 20 Amp 3 Pole 480 Volt Bolt-On Circuit Molded Case Breaker
    EGB34020 - Square D - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Save $162 CAD
    TED136020WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 3 Pole - 600 Volt
    GE
    Sale
    HFD3020L - Eaton - Molded Case Circuit Breaker
    HFD3020L - Eaton - Molded Case Circuit Breaker
    Feed Thru - 20 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $1,580.19 CAD
    FAL34020 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 3 Pole - 480 Volt
    Schneider Electric
    THQL32020 - GE 20 Amp 3 Pole Circuit Breaker
    THQL32020 - GE - 20 Amp Circuit Breaker
    Plug-In - 20 Amp - 3 Pole - 240 Volt
    GE
    Sale
    BDA36020 - Square D 20 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    BDA36020 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $360 CAD
    QG320 - Siemens 20 Amp 3 Pole 240 Volt Molded Case Circuit Breaker
    QG320 - Siemens - 20 Amp Molded Case Circuit Breaker
    Plug-In - 20 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    B320H - Siemens - 20 Amp 22kA Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    Sale
    FAL36020 - Square D 20 Amp 3 Pole 600 Volt Lug Molded Case Circuit Breaker
    FAL36020 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $96 CAD
    Sale
    HGA36020 - Square D 20 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGA36020 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $210 CAD
    FAZ-D20/3 - Eaton - Circuit Breaker
    FAZ-D20/3 - Eaton - Circuit Breaker
    Feed Thru - 20 Amp - 3 Pole - 480 Volt
    Eaton Moeller
    FD3020 - Eaton - Molded Case Circuit Breaker
    FD3020 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    THED136020 - GE - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 3 Pole - 600 Volt
    GE
    Sale
    EGB36020 - Square D 20 Amp 3 Pole 600 Volt Bolt-On Circuit Molded Case Breaker
    EGB36020 - Square D 20 Amp 3 Pole 600 Volt Bolt-On Circuit Molded Case Breaker
    EGB36020 - Square D - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $510 CAD
    THED136020WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 3 Pole - 600 Volt
    GE
    FDC3020L - Eaton - MoldedCase Circuit Breakers
    FDC3020L - Eaton - MoldedCase Circuit Breakers
    Feed Thru - 20 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    FD3020L - Eaton - Molded Case Circuit Breaker
    FD3020L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Sale
    HGL36020 - Square D 20 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    HGL36020 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $360 CAD
    Sold Out
    FAZ-C20-3 - Eaton - Circuit Breaker
    FAZ-C20-3 - Eaton - Circuit Breaker
    Feed Thru - 20 Amp - 3 Pole - 480 Volt
    Eaton Moeller
    Sale
    EJB36020 - Square D 20 Amp 3 Pole 600 Volt Bolt-On Circuit Molded Case Breaker
    EJB36020 - Square D 20 Amp 3 Pole 600 Volt Bolt-On Circuit Molded Case Breaker
    EJB36020 - Square D - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $750 CAD
    Recently viewed