20 Amp Breakers

522 products

    Save on 20 amp circuit circuit breakers. Free shipping on orders over $49. Easy returns. 1 year warranty.
    522 products
    DNPL1520 - Eaton Cutler-Hammer Tandem 15/20 Amp Single Pole Circuit Breaker
    DNPL1520 - Eaton Cutler-Hammer Duplex 15/20 Amp Circuit Breaker
    DNPL1520 - Eaton - 15/20 Amp Tandem Circuit Breaker
    Plug-In - 15/20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Sale
    QBH220 - Commander 20 Amp Double Pole Bolt-On Circuit Breaker
    QBH220 - Commander - 20 Amp Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $62 CAD
    BQLT-15-220 - Commander Quad 15/20/20/15 amp Bolt-On Circuit Breaker
    BQLT-15-220 - Commander Bolt-On Space Saver Quad Two 15 Amp Single Pole & One 20 Amp Double Pole Bolt-On Circuit Breaker
    BQLT-15-220 - Commander 15/20/20/15 amp Quad Circuit Breaker
    Bolt-On - 20 Amp - Quad - 240 Volt
    Eaton Cutler-Hammer
    BRP120AFC - Eaton Cutler-Hammer 20 Amp Single Pole AFCI Circuit Breaker
    BRP120AFC - Eaton - 20 Amp AFCI Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    B220 - Siemens 20 Amp Double Pole Bolt-On Circuit Breaker
    B220 - Siemens - 20 Amp Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 240 Volt
    Siemens / ITE
    B120 - Siemens 20 Amp Single Pole Bolt-On Circuit Breaker
    B120 - Siemens - 20 Amp Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Siemens / ITE
    QF220ACSA - Siemens 20 ACSAmp Double Pole 240 Volt GFCI Circuit BreACSAker
    QF220ACSA - Siemens -GFCI Circuit Breaker
    Plug-In - 20 Amp - 2 Pole - 240 Volt
    Siemens / ITE
    Sale
    THQB1120 - GE 20 Amp Single Pole Bolt-On Circuit Breaker
    THQB1120 - GE - 20 Amp Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    GE
    Save $4 CAD
    BQL20 - Commander 20 Amp Single Pole Bolt-On Circuit Breaker
    BQL20 - Commander 20 Amp Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Sale
    BL2-020 Siemens Blue-Line 20 Amp Double Pole Circuit Breaker
    BL2-020 Siemens - Blue-Line 20 Amp Circuit Breaker
    Plug-In - 20 Amp - 2 Pole - 240 Volt
    Siemens / ITE
    Save $20 CAD
    Q320 - Siemens 20 Amp 3 Pole Circuit Breaker
    Q320 - Siemens - 20 Amp Circuit Breaker
    Plug-In - 20 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    DNBA2020 - Eaton Cutler-Hammer Tandem 20 Amp Single Pole Bolt-On Circuit Breaker
    DNBA2020 - Eaton Cutler-Hammer Tandem 20 Amp Single Pole Bolt-On Circuit Breaker
    DNBA2020 - Eaton -20 Amp Tandem Circuit Breaker
    Bolt-On - 20/20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    DNPL220220 - Eaton Cutler-Hammer Quad 20 Amp Double Pole & 20 Amp Double Pole Circuit Breaker
    DNPL220220 - Eaton Cutler-Hammer Quad 20 Amp Double Pole & 20 Amp Double Pole Circuit Breaker
    DNPL220220 - Eaton - 20 Amp & 20 Amp Quad Circuit Breaker
    Plug-In - 20 Amp - Quad - 240 Volt
    Eaton Cutler-Hammer
    BQL220 - Commander 20 Amp Double Pole Bolt-On Circuit Breaker
    BQL220 - Commander 20 Amp Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 240 Volt
    Eaton Cutler-Hammer
    BQ1B020 - Siemens 20 Amp Single Pole 120V BQ Bolt-On Circuit Breaker
    BQ1B020 - Siemens - 20 Amp Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Siemens / ITE
    QO120DF - Square D 20 Amp Single Pole Dual Function Arc Fault & Ground Fault Circuit Breaker
    QO120DF - Square D - 20 Amp Dual Function Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Schneider Electric
    NB220 - Federal Pioneer 20 Amp Double Pole Bolt-On Circuit Breaker
    NB220 - Federal Pioneer - 20 Amp Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 240 Volt
    Federal Pioneer
    Sale
    QOB320 - Square D 20 Amp 3 Pole Bolt-On Circuit Breaker
    QOB320 - Square D - 20 Amp Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 240 Volt
    Schneider Electric
    Save $50 CAD
    Sale
    BL1-020 Siemens Blue-Line 20 Amp Single Pole Circuit Breaker
    BL1-020 Siemens - Blue-Line 20 Amp Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Siemens / ITE
    Save $8 CAD
    QF120ACSA - Siemens 20 ACSAmp Single Pole GFCI Circuit BreACSAker
    QF120ACSA - Siemens - 20 Amp GFCI Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Siemens / ITE
    Sale
    THQB2120 - GE 20 Amp Double Pole Bolt-On Circuit Breaker
    THQB2120 - GE - 20 Amp Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 240 Volt
    GE
    Save $8 CAD
    BQ2B020 - Siemens 20 Amp Double Pole 120/240V BQ Bolt-On Circuit Breaker
    BQ2B020 - Siemens - 20 Amp Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 240 Volt
    Siemens / ITE
    Sale
    BAB3020H - Eaton - 20 Amp Circuit Breaker
    BAB3020H - Eaton - 20 Amp Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 240 Volt
    Eaton Cutler-Hammer
    Save $54 CAD
    CHOMT1520 - HomeLine 20 Amp 2 Pole 240 Volt Plug-In Circuit Breaker
    CHOMT1520 - HomeLine 20 Amp Tandem Circuit Breaker
    Plug-In - 15/20 Amp - 1 Pole - 120 Volt
    Schneider Electric
    QO320 - Square D - 20 Amp Circuit Breaker
    QO320 - Square D - 20 Amp Circuit Breaker
    QO320 - Square D - 20 Amp Circuit Breaker
    Plug-In - 20 Amp - 3 Pole - 240 Volt
    Schneider Electric
    CHOM120CAFI - HomeLine 20 Amp 1 Pole 120 Volt Plug-In Circuit Breaker
    CHOM120CAFI - HomeLine 20 Amp Arc Fault Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Schneider Electric
    CHOMT2020220 - Square D 20 Amp 4 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    CHOMT2020220 - Homeline 20 Amp Quad Circuit Breaker
    Plug-In - 20 Amp - Quad - 240 Volt
    Schneider Electric
    DNPL3020 - Eaton Cutler-Hammer Tandem 30/20 Amp Single Pole Circuit Breaker
    DNPL3020 - Eaton Cutler-Hammer Tandem 30/20 Amp Single Pole Circuit Breaker
    DNPL3020 - Eaton - 30/20 Amp Tandem Circuit Breaker
    Plug-In - 20/30 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Limited availability
    NAGF20 -Federal Pioneer 20 Amp Single Pole GFCI Circuit Breaker
    NAGF20 -Federal Pioneer 20 Amp GFCI Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Federal Pioneer
    BQLT-220-220 - Eaton Cutler-Hammer 20 Amp 2 Pole 240 Volt Bolt-On Circuit Breakers
    BQLT-220-220 - Commander 2 20 Amp Quad Circuit Breaker
    Bolt-On - 20 Amp - Quad - 240 Volt
    Eaton Cutler-Hammer
    CHOM220GFI - HomeLine 20 Amp 2 Pole 240 Volt Circuit Breaker
    CHOM220GFI - HomeLine 20 Amp GFCI Circuit Breaker
    Plug-In - 20 Amp - 2 Pole - 240 Volt
    Schneider Electric
    BRN120DFC - Eaton Cutler-Hammer 20 Amp Single Pole Dual Function Arc Fault & Ground Fault Circuit Breaker
    BRN120DFC - Eaton - 20 Amp Dual Function Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Q220AFCCSA - Siemens - 20-Amp AFCI Circuit Breaker
    Plug-In - 20 Amp - 2 Pole - 240 Volt
    Siemens / ITE
    QO120CP - Square D - 20 Amp Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Schneider Electric
    Q220GFCSA - Siemens 20 ACSAmp Double Pole 240 Volt GFCI Circuit BreACSAker
    Q220GFCSA - Siemens -GFCI Circuit Breaker
    Plug-In - 20 Amp - 2 Pole - 240 Volt
    Siemens / ITE
    GFTCB120 - Eaton Cutler-Hammer 20 Amp Single Pole GFCI Circuit Breaker
    GFTCB120 - Eaton - 20 Amp GFCI Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Eaton Cutler-Hammer
    Sale
    EDB36020 - Square D 20 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    EDB36020 - Square D - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 600 Volt
    Schneider Electric
    Save $200 CAD
    B320 - Siemens 20 Amp 3 Pole Bolt-On Circuit Breaker
    B320 - Siemens - 20 Amp Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    THQL1120GFT - GE 20 Amp Single Pole GFCI Circuit Breaker
    THQL1120GFT - GE - 20 Amp GFCI Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    GE
    CHF120 - Eaton - 20 Amp Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 240 Volt
    Eaton Cutler-Hammer
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