1 Pole Breakers

169 products

    Save on 1 pole, 1 phase circuit breakers. Free shipping on orders over $49. Easy returns. 1 year warranty.
    169 products
    QCR1020 - Eaton - Circuit Breaker
    QCR1020 - Eaton - Circuit Breaker
    Feed Thru - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    EHD1020L - Eaton - Molded Case Circuit Breaker
    EHD1020L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 1 Pole - 277 Volt
    Eaton Cutler-Hammer
    Sold Out
    FAZ-B20-1N - Eaton - Circuit Breaker
    FAZ-B20-1N - Eaton - Circuit Breaker
    Feed Thru - 20 Amp - 1 Pole - 480 Volt
    Eaton Moeller
    Sale
    FD1020 - Eaton - Molded Case Circuit Breaker
    FD1020 (277V) - Eaton - Molded Case Circuit Breaker
    Bolt On - 20 Amp - 1 Pole - 277 Volt
    Eaton Cutler-Hammer
    Save $100 CAD
    ED61B020 - Siemens - Moded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 600 Volt
    Siemens/ITE
    DSD933 - Crouse Hinds 20 Amp 1 Pole 277 Volt Switch Cover and Device Sub-Assembly
    DSD933 SA - Crouse Hinds - Switch Cover
    20 Amp - 1 Pole - 120V
    Crouse-Hinds
    TED113020 - GE 20 Amp 1 Pole 240 Volt Molded Case Circuit Breaker General Electric Lug
    TED113020 - GE - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 1 Pole - 277 Volt
    GE
    Sale
    EGB16020 - Square D 20 Amp 1 Pole 347 Volt Bolt-On Circuit Molded Case Breaker
    EGB16020 - Square D 20 Amp 1 Pole 347 Volt Bolt-On Circuit Molded Case Breaker
    EGB16020 - Square D - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 277 Volt
    Schneider Electric
    Save $87 CAD
    CHFP120AF - Eaton Cutler-Hammer 20 Amp 1 Pole 120 Volt Molded Case Circuit Breakers
    CHFP120AF - Eaton - 20 Amp Arc Fault (AFCI) Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    FDB1020L - Eaton Cutler-Hammer 20 Amp 1 Pole 347 Volt Molded Case Circuit Breaker
    FDB1020L - Eaton - 20 Amp Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 347 Volt
    Eaton Cutler-Hammer
    DSD933 - Crouse Hinds 20 Amp 1 Pole 277 Volt Switch Cover and Device Sub-Assembly
    DSD933 - Crouse-Hinds - Switch Cover
    20 Amp - 1 Pole - 277 Volt
    Crouse-Hinds
    QCGFEP1020 - Eaton - Molded Case Circuit Breaker
    QCGFEP1020 - Eaton - GFEP Circuit Breaker
    Feed-Thru - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Sale
    EGB14020 - Square D 20 Amp 1 Pole 277 Volt Bolt-On Circuit Molded Case Breaker
    EGB14020 - Square D 20 Amp 1 Pole 277 Volt Bolt-On Circuit Molded Case Breaker
    EGB14020 - Square D - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 277 Volt
    Schneider Electric
    Save $84 CAD
    HED41B020 - Siemens 20 Amp 1 Pole 277 Volt Bolt-On Molded Case Circuit Breaker
    HED41B020 - Siemens - Molded Case Circuit Breaker
    Bolt On - 20 Amp - 1 Pole - 277 Volt
    Siemens/ITE
    NGB1B020B - Siemens - Molded Case Circuit Breaker
    NGB1B020B - Siemens - Molded Case Circuit Breaker
    Bolt On - 20 Amp - 1 Pole - 347 Volt
    Siemens / ITE
    THQB1120GFEP - GE - 20 Amp 30 mA Ground Fault (GFEP) Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    GE
    BF120AH - Siemens 20 Amp 1 Pole 120 Volt Molded Case Circuit Breaker
    BF120AH - Siemens - 20 Amp 22Ka GFCI Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Siemens / ITE
    HFD1020L (347V) - Eaton - Molded Case Circuit Breaker
    HFD1020L (347V) - Eaton - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 347 Volt
    Eaton Cutler-Hammer
    Sale
    FD1020L - Eaton - Molded Case Circuit Breaker
    FD1020L (277V) - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 1 Pole - 277 Volt
    Eaton Cutler-Hammer
    Save $100 CAD
    Sold Out
    CHB120 - Eaton Cutler-Hammer 20 Amp 1 Pole 120 Volt Bolt-On Circuit Breaker
    CHB120 - Eaton - 20 Amp Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    QOB120EPD - Square D - 20 Amp 30 mA GFEP Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Schneider Electric
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    QBCAF1020 - Eaton Cutler-Hammer 20 Amp Single Pole Bolt-On AFCI Bolt-On Circuit Breaker
    QBCAF1020 - Eaton - 20 Amp AFCI Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    QOB120CAFI - Square D - 20 Amp AFCI Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Schneider Electric
    Sold Out
    LB120AS - Leviton - Circuit Breakers
    LB120AS - Leviton - Circuit Breakers
    20A -1 Pole - 120 Volt
    Leviton
    Sale
    QOB120VHGFI - Square D - GFCI Circuit Breaker
    QOB120VHGFI - Square D - GFCI Circuit Breaker
    Bolt On - 20 Amp - 1 Pole - 120 Volt
    Schneider
    Save $10.01 CAD
    FAZ-K20/1N - Eaton - Circuit Breaker
    FAZ-K20/1N - Eaton - Circuit Breaker
    20 Amp - 1 Pole - 480 Volt
    Eaton Moeller
    FAZ-D20/1N - Eaton - Circuit Breaker
    FAZ-D20/1N - Eaton - Circuit Breaker
    Feed Thru - 20 Amp - 1 Pole - 480 Volt
    Eaton Moeller
    FAZ-C20-1N - Eaton - Circuit Breaker
    FAZ-C20-1N - Eaton - Circuit Breaker
    Feed Thru - 20 Amp - 1 Pole - 16 Volt
    Eaton Moeller
    Sale
    QCGFT1020 - Eaton - GFCI Circuit Breaker
    QCGFT1020 - Eaton - GFCI Circuit Breaker
    Feed Thru - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Save $188.01 CAD
    EGS1020FFG - Eaton - Molded Case Circuit Breaker
    EGS1020FFG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 20 Amp - 1 Pole - 240 Volt
    Eaton Cutler-Hammer
    HFD1020 - Eaton - Molded Case Circuit Breaker
    HFD1020 (277V)- Eaton - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 277 Volt
    Eaton Cutler-Hammer
    HEG1B020 - Siemens - Molded Case Circuit Breaker
    Feed Thru - 20 Amp - 1 Pole - 600 Volt
    Siemens/ITE
    FDB1020 - Eaton Cutler-Hammer 20 Amp 1 Pole 347 Volt Molded Case Circuit Breaker
    FDB1020 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 347 Volt
    Eaton Cutler-Hammer
    EHD1020 - Eaton - Molded Case Circuit Breaker
    EHD1020 - Eaton - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 277 Volt
    Eaton Cutler-Hammer
    ED41B020 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Siemens/ITE
    ED21B020 - Siemens - Molded Case Circuit Breaker
    ED21B020 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Siemens/ITE
    THQC1120 - GE - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 1 Pole - 120 Volt
    GE
    Sold Out
    QBH1020GF - Eaton Cutler-Hammer 20 Amp 1 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    QBH1020GF - Eaton - 20 Amp GFCI Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Sold Out
    QBHW1020S - Eaton Cutler-Hammer 20 Amp 1 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    QBHW1020S - Eaton - 20 Amp Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 240 Volt
    Eaton Cutler-Hammer
    Sale
    HEG1B020L - Siemens - 20 Amp Molded Case Circuit Breaker
    Feed Thru - 20 Amp - 1 Pole - 600 Volt
    Siemens/ITE
    Save $883.01 CAD
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