20 Amp Breakers

529 products

    Save on 20 amp circuit circuit breakers. Free shipping on orders over $49. Easy returns. 1 year warranty.
    529 products
    Sale
    QOB120EPD - Square D - 20 Amp 30 mA GFEP Breaker
    QOB120EPD - Square D - 20 Amp 30 mA GFEP Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Schneider Electric
    Save $204 CAD
    BQD6220 - Siemens 20 Amp 2 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    BQD6220 - Siemens - 20 Amp Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 600 Volt
    Siemens / ITE
    THQC2120 - GE - Molded Case Circuit Breaker
    THQC2120 - GE - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 2 Pole - 240 Volt
    GE
    BR420 - Eaton Cutler-Hammer 20 Amp 4 Pole 240 Volt Molded Case Circuit Breakers
    BR420 - Eaton - 20 Amp Molded Case Circuit Breakers
    Plug-In - 20 Amp - 4 Pole - 240 Volt
    Eaton Cutler-Hammer
    Sale
    CHFP120DF - Eaton - 20 Amp Dual Function Circuit Breaker
    CHFP120DF - Eaton - 20 Amp Dual Function Circuit Breaker
    CHFP120DF - Eaton - 20 Amp Dual Function Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Save $36 CAD
    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
    FAL34020 - Square D - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Sale
    QOB120CAFI - Square D - 20 Amp AFCI Circuit Breaker
    QOB120CAFI - Square D - 20 Amp AFCI Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Schneider Electric
    Save $186 CAD
    QCR1020 - Eaton - Circuit Breaker
    QCR1020 - Eaton - Circuit Breaker
    Feed Thru - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Sale
    QBHGFT2020 - Eaton - 20 Amp Ground Fault Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $104 CAD
    THQC2120WL - GE - Molded Case Circuit Breaker
    THQC2120WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 2 Pole - 240 Volt
    GE
    BQ230220 - Eaton - Molded Case Circuit Breaker
    BQ230220 - Eaton - Molded Case Circuit Breaker
    20 Amp - 2 Pole - 240 Volt
    Eaton
    Sale
    QOB120VHGFI - Square D - GFCI Circuit Breaker
    QOB120VHGFI - Square D - GFCI Circuit Breaker
    Bolt On - 20 Amp - 1 Pole - 120 Volt
    Schneider Electric
    Save $312.01 CAD
    ED62B020 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 600 Volt
    Siemens/ITE
    Sale
    BR120AF - Eaton - 20 Amp Molded Case Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Save $16 CAD
    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
    QB1020CAF - Eaton Cutler-Hammer 20 Amp 1 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    QB1020CAF - Eaton - 20 Amp Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Sale
    BJA36020 - Square D 20 Amp 3 Pole 600 Volt Molded Case Circuit Breaker
    BJA36020 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $310 CAD
    QO220VH - Square D - Molded Case Circuit Breaker
    QO220VH - Square D - Molded Case Circuit Breaker
    QO220VH - Square D - Molded Case Circuit Breaker
    Plug-In - 20 Amp - 2 Pole - 120 Volt
    Schneider Electric
    Sale
    EJB16020 - Square D 20 Amp 1 Pole 347 Volt Bolt-On Circuit Molded Case Breaker
    EJB16020 - Square D 20 Amp 1 Pole 347 Volt Bolt-On Circuit Molded Case Breaker
    EJB16020 - Square D - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 347 Volt
    Schneider Electric
    Save $99 CAD
    Q120DFH - Siemens 20 Amp 1 Pole 120 Volt Plug-In Molded Case Circuit Breaker
    Q120DFH - Siemens - 20 Amp Molded Case Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Siemens / ITE
    ECB14020G3 - Square D 20 Amp 1 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    ECB14020G3 - Square D - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 480 Volt
    Schneider Electric
    Limited availability
    CH120AF - Eaton Cutler-Hammer 20 Amp 1 Pole 120 Volt Molded Case Circuit Breaker
    CH120AF - Eaton - 20 Amp Molded Case Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    ENP6202 - Crouse Hinds 20 Amp 250 Volt NEMA Plug
    ENP6202 - Crouse Hinds 20 Amp NEMA Plug
    20 Amp - 250 Volt
    Crouse-Hinds
    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
    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
    THQB2120GFT - GE - 20 Amp GFCI Circuit Breaker
    THQB2120GFT - GE - 20 Amp GFCI Circuit Breaker
    THQB2120GFT - GE - 20 Amp GFCI Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 240 Volt
    GE
    BQD120 - Siemens 20 Amp 1 Pole 277 Volt Bolt On Molded Case Circuit Breaker
    BQD120 - Siemens - 20 Amp Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 277 Volt
    Siemens / ITE
    BQ2B020H - Siemens 20 Amp 2 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    BQ2B020H - Siemens - 20 Amp Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 240 Volt
    Siemens / ITE
    Sale
    FDC3020L - Eaton - MoldedCase Circuit Breakers
    FDC3020L - Eaton - MoldedCase Circuit Breakers
    Feed Thru - 20 Amp - 3 Pole - 600 Volt
    Eaton Cutler-Hammer
    Save $696 CAD
    BAB1020S - Cutler-Hammer 20 Amp 1 Pole 240 Volt Miniature Shunt Trip Breaker
    BAB1020S - Eaton - 20 Amp Shunt Trip Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    QO220EPD - Square D - 20 Amp GFEP Circuit Breaker
    Plug-In - 20 Amp - 2 Pole - 240 Volt
    Schneider Electric
    QOB320GFI - Square D - 20 Amp GFCI Breaker
    Bolt-On - 20 Amp - 3 Pole - 240 Volt
    Schneider Electric
    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
    CQD120 - Siemens - Molded Case Circuit Breaker
    CQD120 - Siemens - Molded Case Circuit Breaker
    Feed Thru - 20 Amp - 1 Pole - 277 Volt
    Siemens / ITE
    THQC1120WL - GE - Molded Case Circuit Breaker
    THQC1120WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 1 Pole - 120 Volt
    GE
    Limited availability
    CQO120PAFGF - Square D - Dual Function Circuit Breaker
    CQO120PAFGF - Square D - Dual Function Circuit Breaker
    CQO120PAFGF - Square D - Dual Function Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Schneider Electric
    Save $251.01 CAD
    Sale
    THQL1120DFS - GE - 20 Amp Dual Function Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    GE
    Save $50 CAD
    Limited availability
    NA20AFI - Square D - Arc fault interrupter
    NA20AFI - Federal Pioneer - Arc Fault Circuit Breaker
    20A -1 Pole
    Federal Pioneer
    Sale
    CL120 - Eaton - Circuit Breaker
    CL120 - Eaton - Circuit Breaker
    Plug in - 20 Amp - Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $14.51 CAD
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