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Home / Collections / 20 Amp Breakers / Breaker_ 1 pole

20 Amp Breakers

177 products

Crouse-Hinds (4)
Eaton (2)
Eaton Cutler-Hammer (60)
Eaton Moeller (4)
Federal Pioneer (2)
GE (27)
Leviton (1)
Schneider Electric (36)
Siemens / ITE (30)
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1 Pole (172)
2 Pole (1)
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Arc Fault (afci) (12)
Dual Function (afci & gfci) (10)
Ground Fault (gfci / gfi) (14)
Ground Fault (GFEP) (9)
Molded Case Circuit Breaker (2)

Bolt-On (68)
Feed Thru (6)
Feed-Thru (4)
Plug-In (47)

20A (171)
20 A (2)
15A 20 A (1)
15A 20A (1)
20A 20A (1)
20A 30A (1)

120V (76)
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240 V (1)
277V (20)
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Save on 20 amp circuit circuit breakers. Free shipping on orders over $49. Easy returns. 1 year warranty.

177 products

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Q120 - Siemens - 20 Amp Circuit Breaker

Q120 - Siemens - 20 Amp Circuit Breaker

Q120 - Siemens - 20 Amp Circuit Breaker

Plug-In - 20 Amp - 1 Pole - 120 Volt

from $5^{99 CAD} from $5.99 CAD Regular price $7^{99 CAD} $7.99 CAD Save $2 CAD

QO120 - Square D - 20 Amp Circuit Breaker

QO120 - Square D - 20 Amp Circuit Breaker

QO120 - Square D - 20 Amp Circuit Breaker

Plug-In - 20 Amp - 1 Pole - 120 Volt

Schneider Electric

from $12^{99 CAD} from $12.99 CAD

QA120AFCCSA - Siemens 20 Amp Single Pole Combination Arc Fault (AFCI) Breaker

QA120AFCCSA - Siemens 20 Amp Single Pole Combination AFCI Circuit Breaker

QA120AFCCSA - Siemens - 20 Amp Arc Fault (AFCI) Breaker

Plug-In - 20 Amp - 1 Pole - 120 Volt

Sale price$73^{99 CAD} $73.99 CAD Regular price $99^{99 CAD} $99.99 CAD Save $26 CAD

THQP120 - GE 20 Amp Single Pole 1/2" Circuit Breaker

THQP120 - GE - 20 Amp 1/2" Circuit Breaker

Plug-In - 20 Amp - 1 Pole - 120 Volt

from $7^{99 CAD} from $7.99 CAD Regular price $11^{99 CAD} $11.99 CAD Save $4 CAD

BR120 - Eaton Cutler-Hammer 20 Amp Single Pole Circuit Breaker

BR120 - Eaton - 20 Amp Circuit Breaker

Plug-In - 20 Amp - 1 Pole - 120 Volt

Eaton Cutler-Hammer

from $8^{49 CAD} from $8.49 CAD Regular price $10^{99 CAD} $10.99 CAD Save $2.50 CAD

QO120PCAFI - Square D 20 Amp Single Pole AFCI Circuit Breaker

QO120PCAFI - Square D 20 Amp Single Pole Arc Fault Circuit Breaker

QO120PCAFI - Square D - 20 Amp AFCI Circuit Breaker

Plug-In - 20 Amp - 1 Pole - 120 Volt

Schneider Electric

from $48^{99 CAD} from $48.99 CAD

NC020 - Federal Pioneer 20 Amp Single Pole Circuit Breaker

NC020 - Federal Pioneer - 20 Amp Circuit Breaker

Plug-In - 20 Amp - 1 Pole - 120 Volt

Federal Pioneer

$34^{99 CAD} $34.99 CAD

BRN120AFC - Eaton Cutler-Hammer 20 Amp Single Pole Combination Arc Fault (AFCI) Circuit Breaker

BRN120AFC - Eaton Cutler-Hammer 20 Amp Single Pole Compact AFCI Circuit Breaker

BRN120AFC - Eaton - 20 Amp Arc Fault (AFCI) Circuit Breaker

Plug-In - 20 Amp - 1 Pole - 120 Volt

Eaton Cutler-Hammer

$79^{99 CAD} $79.99 CAD

THQL1120 - GE 20 Amp Single Pole Circuit Breaker

THQL1120 - GE - 20 Amp Circuit Breaker

Plug-In - 20 Amp - 1 Pole - 120 Volt

from $8^{99 CAD} from $8.99 CAD

CHOM120 - HomeLine 20 Amp 1 Pole 120 Volt Plug-In Circuit Breaker

CHOM120 - HomeLine 20 Amp Circuit Breaker

Plug-In - 20 Amp - 1 Pole - 120 Volt

Schneider Electric

$13^{99 CAD} $13.99 CAD

QO2020 - Square D Tandem 20/20 Amp Circuit Breaker

QO2020 - Square D - 20 Amp Tandem Circuit Breaker

Plug-In - 20/20 Amp - 1 Pole - 120 Volt

Schneider Electric

from $39^{99 CAD} from $39.99 CAD Regular price $49^{99 CAD} $49.99 CAD Save $10 CAD

QO120PDF - Square D 20 Amp Single Pole Dual Function Arc Fault & Ground Fault Circuit Breaker

QO120PDF - Square D - Dual Function Circuit Breaker

Plug-In - 20 Amp - 1 Pole - 120 Volt

Schneider Electric

from $69^{99 CAD} from $69.99 CAD Regular price $99^{99 CAD} $99.99 CAD Save $30 CAD

QO120CAFI - Square D 20 Amp Single Pole AFCI Circuit Breaker

QO120CAFI - Square D 20 Amp Single Pole AFCI Circuit Breaker

QO120CAFI - Square D - 20 Amp AFCI Circuit Breaker

Plug-In - 20 Amp - 1 Pole - 120 Volt

Schneider Electric

from $79^{99 CAD} from $79.99 CAD Regular price $118^{99 CAD} $118.99 CAD Save $39 CAD

CHOM120PCAFI - HomeLine 20 Amp 1 Pole 120 Volt Plug-In Circuit Breaker

CHOM120PCAFI - HomeLine 20 Amp Arc Fault Circuit Breaker

Plug-In - 20 Amp - 1 Pole - 120 Volt

Schneider Electric

$99^{99 CAD} $99.99 CAD

BAB1020 - Eaton - 20 Amp Circuit Breaker

BAB1020 - Eaton - 20 Amp Circuit Breaker

Bolt-On - 20 Amp - 1 Pole - 120 Volt

Eaton Cutler-Hammer

from $15^{99 CAD} from $15.99 CAD Regular price $19^{99 CAD} $19.99 CAD Save $4 CAD

QOB120 - Square D 20 Amp Single Pole Bolt-On Circuit Breaker

QOB120 - Square D - 20 Amp Circuit Breaker

Bolt-On - 20 Amp - 1 Pole - 120 Volt

Schneider Electric

from $19^{99 CAD} from $19.99 CAD Regular price $22^{99 CAD} $22.99 CAD Save $3 CAD

QO1520 - Square D Space Saver Tandem 15/20 Amp Circuit Breaker

QO1520 - Square D - 15/20 Amp Tandem Circuit Breaker

Plug-In - 15/20 Amp - 1 Pole - 120 Volt

Schneider Electric

$49^{99 CAD} $49.99 CAD

QO120GFI - Square D - 20 Amp GFCI Circuit Breaker

Plug-In - 20 Amp - 1 Pole - 120 Volt

Schneider Electric

from $89^{99 CAD} from $89.99 CAD Regular price $135^{99 CAD} $135.99 CAD Save $46 CAD

Q120DF - Siemens 20 Amp Single Pole Dual Function Arc Fault & Ground Fault Circuit Breaker

Q120DFCSA - Siemens - 20 Amp Dual Function Circuit Breaker

Plug-In - 20 Amp - 1 Pole - 120 Volt

Sale price$125^{99 CAD} $125.99 CAD Regular price $139^{99 CAD} $139.99 CAD Save $14 CAD

QBH20 - Commander 20 Amp Single Pole Bolt-On Circuit Breaker

QBH20 - Commander - 20 Amp Circuit Breaker

Bolt-On - 20 Amp - 1 Pole - 120 Volt

Eaton Cutler-Hammer

$86^{99 CAD} $86.99 CAD

THQL1120AF2 - GE - 20 Amp Arc Fault (AFCI) Circuit Breaker

Plug-In - 20 Amp - 1 Pole - 120 Volt

$104^{99 CAD} $104.99 CAD

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

$81^{99 CAD} $81.99 CAD

B120 - Siemens 20 Amp Single Pole Bolt-On Circuit Breaker

B120 - Siemens - 20 Amp Circuit Breaker

Bolt-On - 20 Amp - 1 Pole - 120 Volt

from $9^{99 CAD} from $9.99 CAD

THQB1120 - GE 20 Amp Single Pole Bolt-On Circuit Breaker

THQB1120 - GE - 20 Amp Circuit Breaker

Bolt-On - 20 Amp - 1 Pole - 120 Volt

from $14^{99 CAD} from $14.99 CAD Regular price $18^{99 CAD} $18.99 CAD 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

$42^{99 CAD} $42.99 CAD

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

$129^{99 CAD} $129.99 CAD

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

$29^{99 CAD} $29.99 CAD

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

Sale price$99^{99 CAD} $99.99 CAD Regular price $157^{99 CAD} $157.99 CAD Save $58 CAD

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

$152^{99 CAD} $152.99 CAD

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

$488^{99 CAD} $488.99 CAD

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

$145^{99 CAD} $145.99 CAD

THQL1120GFT - GE 20 Amp Single Pole GFCI Circuit Breaker

THQL1120GFT - GE - 20 Amp GFCI Circuit Breaker

Plug-In - 20 Amp - 1 Pole - 120 Volt

$131^{99 CAD} $131.99 CAD

QO120CP - Square D - 20 Amp Circuit Breaker

Plug-In - 20 Amp - 1 Pole - 120 Volt

Schneider Electric

from $15^{99 CAD} from $15.99 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

$79^{99 CAD} $79.99 CAD

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

$126^{99 CAD} $126.99 CAD

CHOM120DF - HomeLine 20 Amp 1 Pole Dual Function Circuit Breaker

CHOM120DF - HomeLine 20 Amp Dual Function Circuit Breaker

Plug-In - 20 Amp - 1 Pole - 120 Volt

Schneider Electric

$172^{99 CAD} $172.99 CAD

QOB120GFI - Square D - 20 Amp GFCI Circuit Breaker

QOB120GFI - Square D - 20 Amp GFCI Circuit Breaker

Bolt-On - 20 Amp - 1 Pole - 120 Volt

Schneider Electric

from $93^{99 CAD} from $93.99 CAD Regular price $171^{99 CAD} $171.99 CAD Save $78 CAD

QOU120 - Square D 20 Amp 1 Pole 240 Volt Miniature Circuit Breaker

QOU120 - Square D - 20 Amp Circuit Breaker

Bolt-On - 20 Amp - 1 Pole - 120 Volt

Schneider Electric

$56^{99 CAD} $56.99 CAD

BRAFGF120 - Eaton Cutler-Hammer 20 Amp 1 Pole 120 Volt Plug-In Molded Case Circuit Breaker

BRAFGF120C - Eaton - 20 Amp Molded Case Circuit Breaker

Plug-In - 20 Amp - 1 Pole - 120 Volt

Eaton Cutler-Hammer

$126^{99 CAD} $126.99 CAD

QO2030 - Square D Space Saver Tandem 20/30 Amp Circuit Breaker

QO2030 - Square D - Tandem 20/30 Amp Circuit Breaker

Plug-In - 20/30 Amp - 1 Pole - 120 Volt

Schneider Electric

$89^{99 CAD} $89.99 CAD

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