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Home / Collections /

40 Amp Breakers

387 products

ABB (1)
Allen-Bradley (1)
Bussmann (3)
Eaton (7)
Eaton Cutler-Hammer (112)
Eaton Moeller (15)
Federal Pioneer (10)
GE (55)
Mersen / Ferraz Shawmut (2)
Schneider Electric (79)
Siemens (3)
Siemens / ITE (62)
Siemens/ITE (37)

1 Pole (74)
2 Pole (144)
3 Pole (153)
4 Pole (1)
Quad (6)

Ground Fault (gfci / gfi) (18)
Ground Fault (GFEP) (11)

Bolt-On (162)
Feed Thru (17)
Feed-Thru (13)
Plug-In (48)

40A (377)
40 A (7)
15A 40A (2)

120V (23)
240V (75)
277V (4)
400V (1)
480V (14)
600V (27)

387 products

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TED113040WL - GE 40 Amp 1 Pole 277 Volt Molded Case Circuit Breaker General Electric Lug

TED113040WL - GE - Molded Case Circuit Breaker

Feed-Thru - 40 Amp - 1 Pole - 277 Volt

from $207^{99 CAD} from $207.99 CAD

HFD2040L - Eaton - Molded Case Circuit Breaker

HFD2040L - Eaton - Molded Case Circuit Breaker

Feed-Thru - 40 Amp - 2 Pole - 600 Volt

Eaton Cutler-Hammer

from $765^{99 CAD} from $765.99 CAD Regular price $1,169^{99 CAD} $1,169.99 CAD Save $404 CAD

HFD1040L - Eaton - Molded Case Circuit Breaker

HFD1040L - Eaton - Molded Case Circuit Breaker

Feed-Thru - 40 Amp - 1 Pole - 277 Volt

Eaton Cutler-Hammer

from $517^{99 CAD} from $517.99 CAD Regular price $709^{99 CAD} $709.99 CAD Save $192 CAD

FDC2040L - Eaton - Molded Case Circuit Breaker

FDC2040L - Eaton - Molded Case Circuit Breaker

Feed-Thru - 40 Amp - 2 Pole - 600 Volt

Eaton Cutler-Hammer

from $863^{99 CAD} from $863.99 CAD Regular price $1,899^{99 CAD} $1,899.99 CAD Save $1,036 CAD

FD1040L (347V) - Eaton - Molded Case Circuit Breaker

FD1040L (347V) - Eaton - Molded Case Circuit Breaker

Bolt-On - 40 Amp - 1 Pole - 347 Volt

Eaton Cutler-Hammer

from $219^{99 CAD} from $219.99 CAD

Limited availability

FD1040L - Eaton - Molded Case Circuit Breaker

FD1040L (277V)- Eaton - Molded Case Circuit Breaker

Feed-Thru - 40 Amp - 1 Pole - 277 Volt

Eaton Cutler-Hammer

from $399^{99 CAD} from $399.99 CAD Regular price $499^{99 CAD} $499.99 CAD Save $100 CAD

Limited availability

EHD2040L - Eaton - Molded Case Circuit Breaker

EHD2040L - Eaton - Molded Case Circuit Breaker

Feed-Thru - 40 Amp - 2 Pole - 480 Volt

Eaton Cutler-Hammer

from $399^{99 CAD} from $399.99 CAD Regular price $499^{99 CAD} $499.99 CAD Save $100 CAD

CHB240 - Eaton Cutler-Hammer 40 Amp 2 Pole 240 Volt Bolt-On Circuit Breaker

CHB240 - Eaton - 40 Amp Circuit Breaker

Bolt-On - 40 Amp - 2 Pole - 240 Volt

Eaton Cutler-Hammer

$267^{99 CAD} $267.99 CAD

Limited availability

CHB140 - Eaton Cutler-Hammer 40 Amp 1 Pole 120 Volt Bolt-On Circuit Breaker

CHB140 - Eaton - 40 Amp Circuit Breaker

Bolt-On - 40 Amp - 1 Pole - 120 Volt

Eaton Cutler-Hammer

$61^{99 CAD} $61.99 CAD

CH340 - Eaton - 40 Amp Circuit Breaker

Plug-In - 40 Amp - 3 Pole - 240 Volt

Eaton Cutler-Hammer

$301^{99 CAD} $301.99 CAD

BAB2040S - Cutler-Hammer 40 Amp 2 Pole 240 Volt Shunt Trip Breaker

BAB2040S - Eaton - 40 Amp Shunt Trip Breaker

Bolt-On - 40 Amp - 2 Pole - 240 Volt

Eaton Cutler-Hammer

$298^{99 CAD} $298.99 CAD

FH26040BC - Square D 40 Amp 2 Pole 600 Volt Molded Case Circuit Breaker

FH26040BC - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 40 Amp - 2 Pole - 600 Volt

Schneider Electric

from $999^{99 CAD} from $999.99 CAD Regular price $1,141^{99 CAD} $1,141.99 CAD Save $142 CAD

FH26040AC - Square D 40 Amp 2 Pole 600 Volt Molded Case Circuit Breaker

FH26040AC - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 40 Amp - 2 Pole - 600 Volt

Schneider Electric

from $929^{99 CAD} from $929.99 CAD Regular price $969^{99 CAD} $969.99 CAD Save $40 CAD

FH16040A - Square D 40 Amp 1 Pole 277 Volt Molded Case Circuit Breaker

FH16040A - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 40 Amp - 1 Pole - 277 Volt

Schneider Electric

from $420^{99 CAD} from $420.99 CAD

QOB240EPD - Square D 40 Amp 2 Pole 30 mA Ground Fault (GFCI) Breaker

QOB240EPD - Square D - 40 Amp 30 mA GFEP Breaker

Bolt-On - 40 Amp - 2 Pole - 240 Volt

Schneider Electric

$635^{99 CAD} $635.99 CAD

FI36040 - Square D 40 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker

FI36040 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 40 Amp - 3 Pole - 600 Volt

Schneider Electric

from $2,039^{99 CAD} from $2,039.99 CAD Regular price $2,999^{99 CAD} $2,999.99 CAD Save $960 CAD

EGB24040 - Square D 40 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker

EGB24040 - Square D 40 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker

EGB24040 - Square D - Molded Case Circuit Breaker

Bolt-On - 40 Amp - 2 Pole - 480 Volt

Schneider Electric

from $257^{99 CAD} from $257.99 CAD Regular price $368^{99 CAD} $368.99 CAD Save $111 CAD

TEYL3040B - GE 40 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker

TEYL3040B - GE - Molded Case Circuit Breaker

Bolt-On- 40 Amp - 3 Pole - 480 Volt

from $549^{99 CAD} from $549.99 CAD Regular price $1,049^{99 CAD} $1,049.99 CAD Save $500 CAD

TEYH3040B - GE - Molded Case Circuit Breaker

TEYH3040B - GE - Molded Case Circuit Breaker

Bolt-On- 40 Amp - 3 Pole - 480 Volt

from $569^{99 CAD} from $569.99 CAD Regular price $1,191^{99 CAD} $1,191.99 CAD Save $622 CAD

LGG3B040L - Siemens - Molded Case Circuit Breaker

LGG3B040L - Siemens - Molded Case Circuit Breaker

Feed-Thru - 40 Amp - 3 Pole - 600 Volt

from $909^{99 CAD} from $909.99 CAD

HED42B040 - Siemens - Molded Case Circuit Breaker

HED42B040 - Siemens - Molded Case Circuit Breaker

Bolt-On - 40 Amp - 2 Pole - 480 Volt

from $559^{99 CAD} from $559.99 CAD

QOB340GFI - Square D - 40 Amp GFCI Circuit Breaker

Bolt-On - 40 Amp - 3 Pole - 240 Volt

Schneider Electric

$1,348^{99 CAD} $1,348.99 CAD

GBH1050 - Eaton Cutler-Hammer 40 Amp 1 Pole 600 Volt Molded Case Circuit Breaker

GBH1050 - Eaton - 40 Amp Molded Case Circuit Breaker

Bolt-On - 40 Amp - 1 Pole - 600 Volt

Eaton Cutler-Hammer

$346^{99 CAD} $346.99 CAD

GBH1040 - Eaton Cutler-Hammer 40 Amp 1 Pole 600 Volt Molded Case Circuit Breaker

GBH1040 - Eaton - 40 Amp Molded Case Circuit Breaker

Bolt-On - 40 Amp - 1 Pole - 600 Volt

Eaton Cutler-Hammer

$273^{99 CAD} $273.99 CAD

HGA260404 - Square D 40 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker

HGA260404 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 40 Amp - 2 Pole - 600 Volt

Schneider Electric

from $1,035^{99 CAD} from $1,035.99 CAD

FBV26TE040RV - GE 40 Amp 2 Pole 600 Volt Molded Case Circuit Breaker

FBV26TE040RV - GE - Molded Case Circuit Breaker

Bolt-On - 40 Amp - 2 Pole - 600 Volt

from $569^{99 CAD} from $569.99 CAD

Limited availability

FBN26TE040RV - GE 40 Amp 2 Pole 600 Volt Molded Case Circuit Breaker

FBN26TE040RV - GE - Molded Case Circuit Breaker

Bolt-On - 40 Amp - 2 Pole - 600 Volt

from $520^{99 CAD} from $520.99 CAD

HGB3B040B - Siemens 40 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

HGB3B040B - Siemens - Molded Case Circuit Breaker

Bolt-On - 40 Amp - 3 Pole - 600 Volt

from $545^{99 CAD} from $545.99 CAD Regular price $699^{99 CAD} $699.99 CAD Save $154 CAD

HGB2B040B - Siemens 40 Amp 2 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

HGB2B040B - Siemens - Molded Case Circuit Breaker

Bolt-On - 40 Amp - 2 Pole - 600 Volt

from $339^{99 CAD} from $339.99 CAD

LGB3B040B - Siemens 40 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

LGB3B040B - Siemens - Molded Case Circuit Breaker

Bolt On - 40 Amp - 3 Pole - 600 Volt

from $485^{99 CAD} from $485.99 CAD Regular price $607^{99 CAD} $607.99 CAD Save $122 CAD

HB3B040 - Siemens 40 Amp 3 Pole 240 Volt Bolt-On Molded Case Circuit Breaker

HB3B040 - Siemens - Molded Case Circuit Breaker

Bolt On - 40 Amp - 3 Pole - 240 Volt

from $263^{99 CAD} from $263.99 CAD

NGG2B040L - Siemens 40 Amp 2 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

NGG2B040L - Siemens - Molded Case Circuit Breaker

Feed Thru - 40 Amp - 2 Pole - 600 Volt

from $286^{99 CAD} from $286.99 CAD

LGB2B040B - Siemens 40 Amp 2 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

LGB2B040B - Siemens - Molded Case Circuit Breaker

Bolt On - 40 Amp - 2 Pole - 600 Volt

from $447^{99 CAD} from $447.99 CAD

HDA260401 - Square D 40 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker

HDA260401 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 40 Amp - 2 Pole - 600 Volt

Schneider Electric

from $898^{99 CAD} from $898.99 CAD

EJB24040 - Square D 40 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker

EJB24040 - Square D 40 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker

EJB24040 - Square D - Molded Case Circuit Breaker

Bolt-On - 40 Amp - 2 Pole - 480 Volt

Schneider Electric

from $349^{99 CAD} from $349.99 CAD Regular price $499^{99 CAD} $499.99 CAD Save $150 CAD

Limited availability

ED22B040 - Siemens - Molded Case Circuit Breaker

ED22B040 - Siemens - Molded Case Circuit Breaker

Bolt On - 40 Amp - 2 Pole - 240 Volt

from $314^{99 CAD} from $314.99 CAD

ED21B040 - Siemens - Molded Case Circuit Breaker

ED21B040 - Siemens - Molded Case Circuit Breaker

Bolt On - 40 Amp - 1 Pole - 120 Volt

from $139^{99 CAD} from $139.99 CAD

CQD340 - Siemens - Molded Case Circuit Breaker

CQD340 - Siemens - Molded Case Circuit Breaker

Feed Thru - 40 Amp - 3 Pole - 480 Volt

from $324^{99 CAD} from $324.99 CAD

CQD240 - Siemens - Molded Case Circuit Breaker

CQD240 - Siemens - Molded Case Circuit Breaker

Feed Thru - 40 Amp - 2 Pole - 480 Volt

from $170^{99 CAD} from $170.99 CAD

CQD140 - Siemens - Molded Case Circuit Breaker

CQD140 - Siemens - Molded Case Circuit Breaker

Feed Thru - 40 Amp - 1 Pole - 277 Volt

from $109^{99 CAD} from $109.99 CAD

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