20 Amp Breakers

181 products

    Save on 20 amp circuit circuit breakers. Free shipping on orders over $49. Easy returns. 1 year warranty.
    181 products
    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
    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
    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
    THQC1120 - GE - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 1 Pole - 120 Volt
    GE
    Limited availability
    CH120EPD - Eaton - 20 Amp GFEP Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Save $226 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
    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
    Save $121.01 CAD
    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
    HEG1B020L - Siemens - 20 Amp Molded Case Circuit Breaker
    Feed Thru - 20 Amp - 1 Pole - 600 Volt
    Siemens/ITE
    Save $1,378.01 CAD
    HED41B020L - Siemens 20 Amp 1 Pole 277 Volt Feed Thru Molded Case Circuit Breaker
    HED41B020L - Siemens - 20 Amp Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 277 Volt
    Siemens/ITE
    Sale
    FBV16TE020RV - GE 20 Amp 1 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    FBV16TE020RV - GE 20 Amp Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 600 Volt
    GE
    Save $208.01 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
    Limited availability
    GHQ1020 - Eaton - 20 Amp Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $15 CAD
    Sale
    BR120AF - Eaton - 20 Amp Molded Case Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Save $16 CAD
    Sale
    GHQRSP1020 - Eaton - 20 Amp Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 480 Volt
    Eaton Cutler-Hammer
    Save $294 CAD
    THED113020 - GE 20 Amp 1 Pole 277 Volt Molded Case Circuit Breaker
    THED113020 - GE - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 1 Pole - 277 Volt
    GE
    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
    BRHN120GF - Eaton Cutler-Hammer 20 Amp 1 Pole 120 Volt Plug-In Molded Case Circuit Breaker
    BRHN120GF - Eaton - 20 Amp Molded Case Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    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
    Sale
    QBH1020AFGF - Eaton Cutler-Hammer 20 Amp 1 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    QBH1020AFGF - Eaton - 20 Amp Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Save $98 CAD
    Sale
    BRHAFGF120 - Eaton Cutler-Hammer 20 Amp 1 Pole 120 Volt Plug-In Circuit Breaker Mounting Hardware
    BRHAFGF120 - Eaton - 20 Amp Mounting Hardware
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Save $108 CAD
    Sale
    QBHGFEP1020 - Eaton Cutler-Hammer 20 Amp 1 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    QBHGFEP1020 - Eaton - 20 Amp Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Save $359 CAD
    TEYL1020B - GE 20 Amp 1 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    TEYL1020B - GE - Molded Case Circuit Breaker
    Bolt-On - 10 Amp - 1 Pole - 480 Volt
    GE
    Limited availability
    GHCGFEP1020 - Eaton - Molded Case Circuit Breaker
    GHCGFEP1020 - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 1 Pole - 277 Volt
    Eaton Cutler-Hammer
    Save $141 CAD
    BA120AFCH - Siemens 20 Amp 1 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    BA120AFCH - Siemens - 20 Amp Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Siemens / ITE
    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
    THQB1120AF2 - GE 20 Amp Molded Case Circuit Breaker
    THQB1120AF2 - GE 20 Amp Molded Case Circuit Breaker
    THQB1120AF2 - GE 20 Amp Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    GE
    THQL1120GFEP - GE 20 Amp 1 Pole 120 Volt Molded Case Circuit Breaker
    THQL1120GFEP - GE 20 Amp Molded Case Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    GE
    Limited availability
    BR120ST - Eaton Cutler-Hammer 20 Amp 1 Pole 240 Volt Molded Case Circuit Breaker
    BR120ST - Eaton - 20 Amp Shunt Trip Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 240 Volt
    Eaton Cutler-Hammer
    BA115AFC - Siemens 15 Amp 1 Pole AFCI Bolt-On Circuit Breaker
    BA120AFC - Siemens - 20 Amp AFCI Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Siemens / ITE
    FH16020C - Square D 20 Amp 1 Pole 277 Volt Molded Case Circuit Breaker
    FH16020C - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 20 Amp - 1 Pole - 277 Volt
    Schneider Electric
    FH16020B - Square D 20 Amp 1 Pole 277 Volt Molded Case Circuit Breaker
    FH16020B - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 20 Amp - 3 Pole - 277 Volt
    Schneider Electric
    FH16020A - Square D 20 Amp 1 Pole 277 Volt Molded Case Circuit Breaker
    FH16020A - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 20 Amp - 3 Pole - 277 Volt
    Schneider Electric
    B120AFC - Siemens 20 Amp Single Pole Combination AFCI Bolt-On Circuit Breaker
    B120AFC - Siemens - 20 Amp AFCI Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Siemens / ITE
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