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Home / Collections /

40 Amp Breakers

378 products

ABB (1)
Allen-Bradley (1)
Bussmann (3)
Eaton Cutler-Hammer (112)
Eaton Moeller (15)
Federal Pioneer (10)
GE (55)
Mersen / Ferraz Shawmut (2)
Schneider Electric (79)
Siemens (3)
Siemens / ITE (61)
Siemens/ITE (36)

1 Pole (75)
2 Pole (136)
3 Pole (151)
4 Pole (1)
Quad (6)

Ground Fault (gfci / gfi) (20)
Ground Fault (GFEP) (11)

Bolt-On (179)
Feed Thru (18)
Feed-Thru (14)
Plug-In (61)

40A (375)
15A 40A (2)

120V (28)
240V (90)
250V (1)
277V (10)
347V (1)
400V (2)
480V (26)
600V (61)

378 products

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Limited availability

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

$1,299^{99 CAD} $1,299.99 CAD

HED42B040 - Siemens - Molded Case Circuit Breaker

HED42B040 - Siemens - Molded Case Circuit Breaker

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

$799^{99 CAD} $799.99 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

BQ1B040 - Siemens 40 Amp Single Pole 120V BQ Bolt-On Circuit Breaker

BQ1B060 - Siemens - 60 Amp 120V BQ Circuit Breaker

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

$34^{99 CAD} $34.99 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

$1,479^{99 CAD} $1,479.99 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

$813^{99 CAD} $813.99 CAD

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

$743^{99 CAD} $743.99 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

$484^{99 CAD} $484.99 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

Limited availability

HED41B040 - Siemens 40 Amp 1 Pole 277 Volt Bolt-On Molded Case Circuit Breaker

HED41B040 - Siemens - Molded Case Circuit Breaker

Bolt On - 40 Amp - 1 Pole - 277 Volt

$349^{99 CAD} $349.99 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

$375^{99 CAD} $375.99 CAD

Limited availability

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

$409^{99 CAD} $409.99 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

$638^{99 CAD} $638.99 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

$1,282^{99 CAD} $1,282.99 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

$449^{99 CAD} $449.99 CAD

Limited availability

ED21B040 - Siemens - Molded Case Circuit Breaker

ED21B040 - Siemens - Molded Case Circuit Breaker

Bolt On - 40 Amp - 1 Pole - 120 Volt

$199^{99 CAD} $199.99 CAD

CQD340 - Siemens - Molded Case Circuit Breaker

CQD340 - Siemens - Molded Case Circuit Breaker

Feed Thru - 40 Amp - 3 Pole - 480 Volt

$462^{99 CAD} $462.99 CAD

CQD240 - Siemens - Molded Case Circuit Breaker

CQD240 - Siemens - Molded Case Circuit Breaker

Feed Thru - 40 Amp - 2 Pole - 480 Volt

$243^{99 CAD} $243.99 CAD

CQD140 - Siemens - Molded Case Circuit Breaker

CQD140 - Siemens - Molded Case Circuit Breaker

Feed Thru - 40 Amp - 1 Pole - 277 Volt

$155^{99 CAD} $155.99 CAD

ED61B040L - Siemens - Molded Case Circuit Breaker

Feed Thru - 40 Amp - 1 Pole - 600 Volt

$383^{99 CAD} $383.99 CAD

Q140H - Siemens 40 Amp 1 Pole 120 Volt Molded Case Circuit Breaker

Q140H - Siemens - 40 Amp 22kA Circuit Breaker

Plug-In - 40 Amp - 1 Pole - 120 Volt

$39^{99 CAD} $39.99 CAD

NGB3B040B - Siemens - Molded Case Circuit Breaker

NGB3B040B - 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

NGB2B040B - Siemens - Molded Case Circuit Breaker

NGB2B040B - Siemens - Molded Case Circuit Breaker

Bolt On - 40 Amp - 2 Pole - 600 Volt

$389^{99 CAD} $389.99 CAD

NGB1B040B - Siemens - Molded Case Circuit Breaker

NGB1B040B - Siemens - Molded Case Circuit Breaker

Bolt On - 40 Amp - 1 Pole - 347 Volt

$237^{99 CAD} $237.99 CAD

NEB3B040B - Siemens - Molded Case Circuit Breaker

NEB3B040B - Siemens - Molded Case Circuit Breaker

Bolt On - 40 Amp - 3 Pole - 600 Volt

from $2,379^{99 CAD} from $2,379.99 CAD Regular price $3,723^{99 CAD} $3,723.99 CAD Save $1,344 CAD

Limited availability

NEB2B040B - Siemens - Molded Case Circuit Breaker

Bolt On - 40 Amp - 2 Pole - 600 Volt

$2,382^{99 CAD} $2,382.99 CAD

HEB2B040B - Siemens - Molded Case Circuit Breaker

HEB2B040B - Siemens - Molded Case Circuit Breaker

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

$1,505^{99 CAD} $1,505.99 CAD

ED62B040L - Siemens - Molded Case Circuit Breaker

Feed Thru - 40 Amp - 2 Pole - 600 Volt

$599^{99 CAD} $599.99 CAD

ED43B040L - Siemens 40 Amp 3 Pole 480 Volt Molded Case Circuit Breaker

ED43B040L - Siemens - Molded Case Circuit Breaker

Feed Thru - 40 Amp - 3 Pole - 480 Volt

$549^{99 CAD} $549.99 CAD

ED42B040L - Siemens - Molded Case Circuit Breaker

Feed Thru - 40 Amp - 2 Pole - 480 Volt

$499^{99 CAD} $499.99 CAD

ED41B040L - Siemens - Molded Case Circuit Breaker

Feed-Thru - 40 Amp - 1 Pole - 120 Volt

$222^{99 CAD} $222.99 CAD

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