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Home / Collections /

20 Amp Breakers

525 products

Allen Bradley (2)
Bussmann (6)
Crouse-Hinds (5)
Eaton (3)
Eaton Cutler-Hammer (166)
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GE (71)
General Electric (1)
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Schneider Electric (112)
Siemens (1)
Siemens / ITE (89)
Siemens/ITE (36)
Square D (1)
Thomas & Betts (1)

1 Pole (177)
2 Pole (160)
3 Pole (142)
4 Pole (1)
Quad (7)
Twin/Tandem (20)

Arc Fault (afci) (13)
Dual Function (afci & gfci) (8)
Ground Fault (gfci / gfi) (29)
Ground Fault (GFEP) (21)

Bolt-On (182)
Feed Thru (26)
Feed-Thru (17)
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20A (503)
20 A (3)
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2V (1)
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120V (73)
240V (81)
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400V (1)
480V (15)
600V (24)

Save on 20 amp circuit circuit breakers. Free shipping on orders over $49. Easy returns. 1 year warranty.

525 products

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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

from $229^{99 CAD} from $229.99 CAD Regular price $328^{99 CAD} $328.99 CAD Save $99 CAD

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

from $186^{99 CAD} from $186.99 CAD

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

from $90^{99 CAD} from $90.99 CAD

EGB36020 - Square D 20 Amp 3 Pole 600 Volt Bolt-On Circuit Molded Case Breaker

EGB36020 - Square D 20 Amp 3 Pole 600 Volt Bolt-On Circuit Molded Case Breaker

EGB36020 - Square D - Molded Case Circuit Breaker

Bolt-On - 20 Amp - 3 Pole - 600 Volt

Schneider Electric

from $1,189^{99 CAD} from $1,189.99 CAD Regular price $1,699^{99 CAD} $1,699.99 CAD Save $510 CAD

HGA36020 - Square D 20 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

HGA36020 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 20 Amp - 3 Pole - 600 Volt

Schneider Electric

from $1,189^{99 CAD} from $1,189.99 CAD Regular price $1,399^{99 CAD} $1,399.99 CAD Save $210 CAD

HDL36020 - Square D 20 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

HDL36020 - Square D - Molded Case Circuit Breaker

Feed-Thru - 20 Amp - 3 Pole - 600 Volt

Schneider Electric

from $699^{99 CAD} from $699.99 CAD Regular price $999^{99 CAD} $999.99 CAD Save $300 CAD

THQB2120GFT - GE - 20 Amp GFCI Circuit Breaker

THQB2120GFT - GE - 20 Amp GFCI Circuit Breaker

THQB2120GFT - GE - 20 Amp GFCI Circuit Breaker

Bolt-On - 20 Amp - 2 Pole - 240 Volt

$406^{99 CAD} $406.99 CAD

QOB120CAFI - Square D - 20 Amp AFCI Circuit Breaker

QOB120CAFI - Square D - 20 Amp AFCI Circuit Breaker

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

Schneider Electric

from $126^{99 CAD} from $126.99 CAD Regular price $312^{99 CAD} $312.99 CAD Save $186 CAD

BQ2B020H - Siemens 20 Amp 2 Pole 240 Volt Bolt-On Molded Case Circuit Breaker

BQ2B020H - Siemens - 20 Amp Molded Case Circuit Breaker

Bolt-On - 20 Amp - 2 Pole - 240 Volt

$149^{99 CAD} $149.99 CAD

C25BNB220A - Eaton - Magnetic Contactor

C25BNB220A - Eaton - Magnetic Contactor

20 Amp - 2 Pole - 120 Volt

Eaton Cutler-Hammer

$92^{99 CAD} $92.99 CAD

QOB320VH - Square D - 20 Amp 22kA Circuit Breaker

QOB320VH - Square D - 20 Amp 22kA Circuit Breaker

Bolt-On - 20 Amp - 3 Pole - 240 Volt

Schneider Electric

from $223^{99 CAD} from $223.99 CAD

QO220EPD - Square D - 20 Amp GFEP Circuit Breaker

Plug-In - 20 Amp - 2 Pole - 240 Volt

Schneider Electric

$679^{99 CAD} $679.99 CAD

QOB320GFI - Square D - 20 Amp GFCI Breaker

Bolt-On - 20 Amp - 3 Pole - 240 Volt

Schneider Electric

$1,219^{99 CAD} $1,219.99 CAD

QG320 - Siemens 20 Amp 3 Pole 240 Volt Molded Case Circuit Breaker

QG320 - Siemens - 20 Amp Molded Case Circuit Breaker

Plug-In - 20 Amp - 3 Pole - 240 Volt

$145^{99 CAD} $145.99 CAD

CQD120 - Siemens - Molded Case Circuit Breaker

CQD120 - Siemens - Molded Case Circuit Breaker

Feed Thru - 20 Amp - 1 Pole - 277 Volt

from $111^{99 CAD} from $111.99 CAD

Q120H - Siemens 20 Amp 1 Pole 120 Volt Molded Case Circuit Breaker

Q120H - Siemens - 20 Amp 22kA Circuit Breaker

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

$36^{99 CAD} $36.99 CAD

THQC1120WL - GE - Molded Case Circuit Breaker

THQC1120WL - GE - Molded Case Circuit Breaker

Feed-Thru - 20 Amp - 1 Pole - 120 Volt

from $14^{99 CAD} from $14.99 CAD

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

from $74^{99 CAD} from $74.99 CAD Regular price $326^{00 CAD} $326.00 CAD Save $251.01 CAD

THQL1120DFS - GE - 20 Amp Dual Function Circuit Breaker

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

from $89^{99 CAD} from $89.99 CAD Regular price $139^{99 CAD} $139.99 CAD Save $50 CAD

Limited availability

NA20AFI - Square D
- Arc fault interrupter

NA20AFI - Federal Pioneer - Arc Fault Circuit Breaker

Federal Pioneer

$277^{99 CAD} $277.99 CAD

QOB120VHGFI - Square D - GFCI Circuit Breaker

QOB120VHGFI - Square D - GFCI Circuit Breaker

Bolt On - 20 Amp - 1 Pole - 120 Volt

Schneider Electric

from $184^{99 CAD} from $184.99 CAD Regular price $497^{00 CAD} $497.00 CAD Save $312.01 CAD

FDC3020 - Eaton - MoldedCase Circuit Breakers

FDC3020 - Eaton - MoldedCase Circuit Breakers

Bolt-On - 20 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

from $1,003^{99 CAD} from $1,003.99 CAD Regular price $1,699^{99 CAD} $1,699.99 CAD Save $696 CAD

THQC2120 - GE - Molded Case Circuit Breaker

THQC2120 - GE - Molded Case Circuit Breaker

Feed-Thru - 20 Amp - 2 Pole - 240 Volt

from $41^{99 CAD} from $41.99 CAD

BR120AF - Eaton - 20 Amp Molded Case Circuit Breaker

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

Eaton Cutler-Hammer

from $64^{99 CAD} from $64.99 CAD Regular price $80^{99 CAD} $80.99 CAD Save $16 CAD

QB1020GF - Eaton Cutler-Hammer 20 Amp Single Pole Ground Fault Bolt-On Circuit Breaker

QB1020GF - Eaton - 20 Amp Ground Fault Circuit Breaker

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

Eaton Cutler-Hammer

$329^{99 CAD} $329.99 CAD

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

Sale price$314^{99 CAD} $314.99 CAD Regular price $661^{00 CAD} $661.00 CAD Save $346.01 CAD

LPJ-20SP - Bussmann - 20 Amp Fuse

LPJ-20SP - Bussmann - 20 Amp Fuse

20 Amp - 600 Volt

$19^{14 CAD} $19.14 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

$527^{99 CAD} $527.99 CAD

THED136020 - GE - Molded Case Circuit Breaker

Feed-Thru - 20 Amp - 3 Pole - 600 Volt

from $617^{99 CAD} from $617.99 CAD

Limited availability

C440A1A020SF1 - Eaton - Overload Relay

C440A1A020SF1 - Eaton - Overload Relay

Eaton Cutler-Hammer

from $381^{99 CAD} from $381.99 CAD Regular price $476^{99 CAD} $476.99 CAD Save $95 CAD

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

$351^{99 CAD} $351.99 CAD

QO120VH - Square D - 20 Amp Molded Case Circuit Breaker

QO120VH - Square D - 20 Amp Molded Case Circuit Breaker

QO120VH - Square D - 20 Amp Molded Case Circuit Breaker

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

Schneider Electric

from $39^{99 CAD} from $39.99 CAD

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

from $72^{99 CAD} from $72.99 CAD

Limited availability

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

$151^{99 CAD} $151.99 CAD

BRH320 - Eaton Cutler-Hammer 20 Amp 3 Pole 240 Volt Molded Case Circuit Breaker

BRH320 - Eaton - 20 Amp Molded Case Circuit Breaker

Plug-In - 20 Amp - 3 Pole - 240 Volt

Eaton Cutler-Hammer

$441^{99 CAD} $441.99 CAD

HDL26020 - Square D 20 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker

HDL26020 - Square D - Molded Case Circuit Breaker

Feed Thru - 20 Amp - 2 Pole - 600 Volt

Schneider Electric

from $512^{99 CAD} from $512.99 CAD

HGL36020 - Square D 20 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

HGL36020 - Square D - Molded Case Circuit Breaker

Feed-Thru - 20 Amp - 3 Pole - 600 Volt

Schneider Electric

from $839^{99 CAD} from $839.99 CAD Regular price $1,199^{99 CAD} $1,199.99 CAD Save $360 CAD

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

$153^{99 CAD} $153.99 CAD

THED136020WL - GE - Molded Case Circuit Breaker

Feed-Thru - 20 Amp - 3 Pole - 600 Volt

from $660^{99 CAD} from $660.99 CAD

TEY320 - GE - Molded Case Circuit Breaker

Bolt-On - 20 Amp - 3 Pole - 480 Volt

from $249^{99 CAD} from $249.99 CAD

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