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Home / Collections /

40 Amp Breakers

392 products

ABB (1)
Allen-Bradley (1)
Bussmann (3)
Eaton (7)
Eaton Cutler-Hammer (116)
Eaton Moeller (15)
Federal Pioneer (10)
GE (55)
Mersen / Ferraz Shawmut (2)
Schneider Electric (79)
Siemens (3)
Siemens / ITE (62)
Siemens/ITE (38)

1 Pole (74)
2 Pole (147)
3 Pole (154)
4 Pole (1)
Quad (6)

Ground Fault (gfci / gfi) (19)
Ground Fault (GFEP) (12)

Bolt-On (162)
Feed Thru (17)
Feed-Thru (13)
Plug-In (49)

40A (382)
40 A (7)
15A 40A (2)

120V (23)
240V (77)
277V (4)
400V (1)
480V (14)
600V (28)

392 products

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HLA36040 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

from $1,789^{99 CAD} from $1,789.99 CAD Regular price $2,699^{99 CAD} $2,699.99 CAD Save $910 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

EGB36040 - Square D 40 Amp 3 Pole 600 Volt Bolt-On Circuit Breaker

EGB36040 - Square D 40 Amp 3 Pole 600 Volt Bolt-On Circuit Breaker

EGB36040 - Square D - Molded Case Circuit Breaker

Bolt-On - 40 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

CED63B040 - Siemens 40 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

CED63B040 - Siemens - Molded Case Circuit Breaker

Bolt On - 40 Amp - 3 Pole - 600 Volt

from $1,679^{99 CAD} from $1,679.99 CAD

BE240 - Siemens 40 Amp 2 Pole 240 Volt Ground Fault Equipment Protection Circuit Breaker

BE240 - Siemens - 40 Amp GFEP Circuit Breaker

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

$550^{99 CAD} $550.99 CAD

BQ240220 - Eaton - Molded Case Circuit Breaker

BQ240220 - Eaton - Molded Case Circuit Breaker

40 Amp - 2 Pole - 240 Volt

from $67^{99 CAD} from $67.99 CAD

BQC240240 - Eaton - Molded Case Circuit Breaker

BQC240240 - Eaton - Molded Case Circuit Breaker

40 Amp - 2 Pole - 240 Volt

from $67^{99 CAD} from $67.99 CAD

FDB2040 - Eaton - Molded Case Circuit Breaker

FDB2040 - Eaton - Molded Case Circuit Breaker

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

Eaton Cutler-Hammer

from $517^{99 CAD} from $517.99 CAD Regular price $544^{99 CAD} $544.99 CAD Save $27 CAD

BDA260401 - Square D 40 Amp 2 Pole 600 Volt Plug-In Circuit Breaker Parts and Accessories

BDA260401 - Square D - 40 Amp Molded Case Circuit Breaker

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

Schneider Electric

$850^{99 CAD} $850.99 CAD

592-EUTB - Allen-Bradley 40 Amp 3 Pole Overload Relay

592-EUTB - Allen-Bradley - 40 Amp Overload Relay

40 Amp - 3 Pole

$262^{99 CAD} $262.99 CAD

TCF40 - Bussmann - 40 Amp Fuse

TCF40 - Bussmann - 40 Amp Fuse

40 Amp - 600 Volt

$100^{24 CAD} $100.24 CAD

EJB36040 - Square D 40 Amp 3 Pole 600 Volt Bolt-On Circuit Breaker

EJB36040 - Square D 40 Amp 3 Pole 600 Volt Bolt-On Circuit Breaker

EJB36040 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

from $1,749^{99 CAD} from $1,749.99 CAD Regular price $2,499^{99 CAD} $2,499.99 CAD Save $750 CAD

ED43B040 - Siemens - Molded Case Circuit Breaker

ED43B040 - Siemens - Molded Case Circuit Breaker

ED43B040 - Siemens - Molded Case Circuit Breaker

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

from $384^{99 CAD} from $384.99 CAD

QCGFT2040 - Eaton - Molded Case Circuit Breaker

QCGFT2040 - Eaton - Molded Case Circuit Breaker

Feed-Thru - 40 Amp - 2 Pole - 240 Volt

Eaton Cutler-Hammer

$437^{99 CAD} $437.99 CAD

QCGFEP2040 - Eaton - Molded Case Circuit Breaker

QCGFEP2040 - Eaton - GFEP Circuit Breaker

Feed-Thru - 40 Amp - 2 Pole - 240 Volt

Eaton Cutler-Hammer

$588^{99 CAD} $588.99 CAD

BQL40 - Commander Bolt-On 40 Amp Single Pole Bolt-On Circuit Breaker

BQL40 - Commander 40 Amp Circuit Breaker

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

Eaton Cutler-Hammer

$85^{99 CAD} $85.99 CAD

TEB122040WL - GE 40 Amp 2 Pole 240 Volt Molded Case Circuit Breaker General Electric Lug

TEB122040WL - GE - Molded Case Circuit Breaker

Feed-Thru - 40 Amp - 2 Pole - 240 Volt

from $342^{99 CAD} from $342.99 CAD

QBGFEP2040 - Eaton Cutler-Hammer 40 Amp 2 Pole Ground Fault Equipment Protection Bolt-On Circuit Breaker

QBGFEP2040 - Eaton - 40 Amp GFEP Circuit Breaker

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

Eaton Cutler-Hammer

$739^{99 CAD} $739.99 CAD

HFD3040L - Eaton - Molded Case Circuit Breaker

HFD3040L - Eaton - Molded Case Circuit Breaker

Feed Thru - 40 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

from $999^{99 CAD} from $999.99 CAD Regular price $2,580^{18 CAD} $2,580.18 CAD Save $1,580.19 CAD

Limited availability

GFTCB140 - Eaton Cutler-Hammer 40 Amp 1 Pole 120 Volt Molded Case Circuit Breaker

GFTCB140 - Eaton - 40 Amp Molded Case Circuit Breaker

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

Eaton Cutler-Hammer

$134^{99 CAD} $134.99 CAD

FDC3040L - Eaton - MoldedCase Circuit Breakers

FDC3040L - Eaton - MoldedCase Circuit Breakers

Feed Thru - 40 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

from $1,359^{99 CAD} from $1,359.99 CAD Regular price $1,699^{99 CAD} $1,699.99 CAD Save $340 CAD

QOU340 - Square D 40 Amp 3 Pole 240 Volt Miniature Circuit Breaker

QOU340 - Square D - 40 Amp Circuit Breaker

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

Schneider Electric

$305^{99 CAD} $305.99 CAD

QOU140 - Square D 40 Amp 1 Pole 120 Volt Bolt-On Molded Case Circuit Breaker

QOU140 - Square D - 40 Amp Circuit Breaker

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

Schneider Electric

$29^{99 CAD} $29.99 CAD

HJL36040 - Square D - Molded Case Circuit Breaker

HJL36040 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

from $1,049^{99 CAD} from $1,049.99 CAD Regular price $1,399^{99 CAD} $1,399.99 CAD Save $350 CAD

HJA36040 - Square D 40 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

HJA36040 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

from $1,259^{99 CAD} from $1,259.99 CAD Regular price $1,499^{99 CAD} $1,499.99 CAD Save $240 CAD

bf240a - Siemens 40 Amp Double Pole GFCI Bolt-On Circuit Breaker

BF240A - Siemens - 40 Amp GFCI Circuit Breaker

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

$299^{99 CAD} $299.99 CAD

EGB34040 - Square D 40 Amp 3 Pole 480 Volt Bolt-On Circuit Breaker

EGB34040 - Square D 40 Amp 3 Pole 480 Volt Bolt-On Circuit Breaker

EGB34040 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

from $442^{99 CAD} from $442.99 CAD Regular price $632^{99 CAD} $632.99 CAD Save $190 CAD

HHED63B040 - Siemens - Molded Case Circuit Breaker

HHED63B040 - Siemens - Molded Case Circuit Breaker

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

from $1,231^{99 CAD} from $1,231.99 CAD

ED42B040 - Siemens - Molded Case Circuit Breaker

Bolt On - 40 Amp - 2 Pole - 480 Volt

from $349^{99 CAD} from $349.99 CAD

ED63B040L - Siemens - Molded Case Circuit Breaker

ED63B040L - Siemens - Molded Case Circuit Breaker

Feed Thru - 40 Amp - 3 Pole - 600 Volt

from $699^{99 CAD} from $699.99 CAD

THQC2140WL - GE - Molded Case Circuit Breaker

THQC2140WL - GE - Molded Case Circuit Breaker

Feed-Thru - 40 Amp - 2 Pole - 240 Volt

from $53^{99 CAD} from $53.99 CAD

BQD340 - Siemens 40 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker

BQD340 - Siemens - 40 Amp Molded Case Circuit Breaker

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

$548^{99 CAD} $548.99 CAD

DP40C3P-1 - ABB
- Contactor

DP40C3P-1 - ABB - Contactor

40A -3 Pole - 120 Volt

$179^{99 CAD} $179.99 CAD

Limited availability

C25DNF240B - Eaton - Magnetic Contactor

C25DNF240B - Eaton - Magnetic Contactor

40 Amp - 2 Pole - 600 Volt

Eaton Cutler-Hammer

Sale price$152^{99 CAD} $152.99 CAD Regular price $216^{00 CAD} $216.00 CAD Save $63.01 CAD

HFD2040 - Eaton - Molded Case Circuit Breaker

HFD2040 - Eaton - Molded Case Circuit Breaker

Bolt-On - 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

THED136040 - GE - Molded Case Circuit Breaker

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

from $671^{99 CAD} from $671.99 CAD

TED113040 - GE 40 Amp 1 Pole 277 Volt Molded Case Circuit Breaker General Electric Lug

TED113040 - GE - Molded Case Circuit Breaker

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

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

EJB26040 - Square D 40 Amp 2 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

EJB26040 - Square D 40 Amp 2 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

EJB26040 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

from $1,497^{99 CAD} from $1,497.99 CAD Regular price $2,139^{99 CAD} $2,139.99 CAD Save $642 CAD

THED136040WL - GE - Molded Case Circuit Breaker

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

from $671^{99 CAD} from $671.99 CAD

TEB132040WL - GE 40 Amp 3 Pole 240 Volt Molded Case Circuit Breaker General Electric Lug

TEB132040WL - GE - Molded Case Circuit Breaker

Feed-Thru - 40 Amp - 3 Pole - 240 Volt

from $409^{99 CAD} from $409.99 CAD

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