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
    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
    Sale
    CHB120GF - Eaton Cutler-Hammer 20 Amp 1 Pole 120 Volt Bolt-On Circuit Breaker
    CHB120GF - Eaton - 20 Amp GFCI Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Save $116 CAD
    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
    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
    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
    B120HH - Siemens 20 Amp 1 Pole 120 Volt Molded Case Circuit Breaker
    B120HH - Siemens - 20 Amp 22kA Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Siemens / ITE
    Limited availability
    CHFN120EP - Eaton - Molded Case Circuit Breaker
    20 Amp - 1 Pole - 120 Volt
    Eaton
    Limited availability
    LB120AS - Leviton - Circuit Breakers
    LB120AS - Leviton - Circuit Breakers
    20A -1 Pole - 120 Volt
    Leviton
    FAZ-K20/1N - Eaton - Circuit Breaker
    FAZ-K20/1N - Eaton - Circuit Breaker
    20 Amp - 1 Pole - 480 Volt
    Eaton Moeller
    Limited availability
    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
    EGS1020FFG - Eaton - Molded Case Circuit Breaker
    EGS1020FFG - Eaton - Molded Case Circuit Breaker
    Feed Thru - 20 Amp - 1 Pole - 240 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
    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
    Sale
    EGH1020FFB - Eaton Cutler-Hammer 20 Amp 1 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    EGH1020FFB - Eaton - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 1 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $129.01 CAD
    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
    HEG1B020L - Siemens - 20 Amp Molded Case Circuit Breaker
    Feed Thru - 20 Amp - 1 Pole - 600 Volt
    Siemens/ITE
    Save $1,378.01 CAD
    Sale
    B120H00S01 - Siemens 20 Amp 1 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    B120H00S01 - Siemens - 20 Amp Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Siemens/ITE
    Save $223.01 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
    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
    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
    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
    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
    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
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