20 Amp Breakers

183 products

    Save on 20 amp circuit circuit breakers. Free shipping on orders over $49. Easy returns. 1 year warranty.
    183 products
    Sale
    QB1020EP - Eaton Cutler-Hammer 20 Amp 1 Pole 120 Volt Ground Fault Circuit Breaker
    QB1020EP - Eaton - 20 Amp GFEP Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Save $346.01 CAD
    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
    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
    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
    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
    BQ230220 - Eaton - Molded Case Circuit Breaker
    BQ230220 - Eaton - Molded Case Circuit Breaker
    20 Amp - 2 Pole - 240 Volt
    Eaton
    Sale
    THQL1120DFS - GE - 20 Amp Dual Function Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    GE
    Save $50 CAD
    Sale
    HFD1020 (277V)- Eaton - Molded Case Circuit Breaker
    HFD1020 (277V)- Eaton - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 277 Volt
    Eaton Cutler-Hammer
    Save $376 CAD
    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
    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
    CH120CAFA - Eaton Cutler-Hammer 20 Amp 1 Pole 120 Volt Molded Case Circuit Breakers
    CH120CAFA - Eaton - 20 Amp Molded Case Circuit Breakers
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    TEY120 - GE - Molded Case Circuit Breaker
    TEY120 - GE - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 2 Volt
    GE
    TED113020WL - GE 20 Amp 1 Pole 240 Volt Molded Case Circuit Breaker General Electric Lug
    TED113020WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 1 Pole - 277 Volt
    GE
    EHD1020L - Eaton - Molded Case Circuit Breaker
    EHD1020L - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 1 Pole - 277 Volt
    Eaton Cutler-Hammer
    ED61B020L - Siemens - Molded Case Circuit Breaker
    Feed Thru - 20 Amp - 1 Pole - 600 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
    Limited availability
    FAZ-B20-1N - Eaton - Circuit Breaker
    FAZ-B20-1N - Eaton - Circuit Breaker
    Feed Thru - 20 Amp - 1 Pole - 480 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
    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
    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
    Sale
    QHB120 - Square D - 20 Amp Molded Case Circuit Breaker
    QHB120 - Square D - 65kA Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Schneider Electric
    Save $12.50 CAD
    Sale
    QF120AH - Siemens 20 Amp 1 Pole 120 Volt Plug-In Molded Case Circuit Breaker
    QF120AH - Siemens - 20 Amp Molded Case Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Siemens/ITE
    Save $763.01 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
    TEB111020 - GE 20 Amp 1 Pole 120 Volt Molded Case Circuit Breaker General Electric Lug
    TEB111020 - GE - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 1 Pole - 120 Volt
    GE
    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
    BABRP1020 - Eaton Cutler-Hammer 20 Amp 1 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    BABRP1020 - Eaton - 20 Amp Molded Case Circuit Breaker
    Bolt-On - 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
    THHQL1120 - GE 20 Amp 1 Pole 120 Volt Molded Case Circuit Breaker
    THHQL1120 - GE - Molded Case Circuit Breaker
    Plug-In- 20 Amp - 1 Pole - 120 Volt
    GE
    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
    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
    QCGF1020 - Eaton - Circuit Breaker
    QCGF1020 - Eaton - GFCI Circuit Breaker
    Feed Thru - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    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
    FD1020L (347V) - Eaton - Molded Case Circuit Breaker
    FD1020L (347V) - Eaton - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 347 Volt
    Eaton Cutler-Hammer
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