Skip to content

Proudly Canadian owned and operated | 855-928-8500

Proudly Canadian owned and operated | 855-928-8500

Currency

Canada Breakers

Search Close

Search Account 0 Cart

Search Close

Brands
Circuit Breakers
Breaker Components
Motor Controls
Switches
Bus Plugs
About Us
Contact Us

Search Close

Add a PO number Close

Subtotal

$0.00 CAD

Shipping, taxes, and discount codes calculated at checkout.

Your cart is currently empty.

Switches
Bus Plugs
About Us
Contact Us

Confirm your age

Are you 18 years old or older?

Come back when you're older

Sorry, the content of this store can't be seen by a younger audience. Come back when you're older.

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

Sort

Q240H - Siemens 40 Amp 2 Pole 240 Volt Molded Case Circuit Breaker

Q240H - Siemens - 40 Amp 22kA Circuit Breaker

Plug-In - 40 Amp - 2 Pole - 240 Volt

$187^{99 CAD} $187.99 CAD

HFD3040 - Eaton - Moded Case Circuit Breaker

HFD3040 - 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

SRPE60A40 - GE - Rating Plug

$175^{99 CAD} $175.99 CAD

QOB340VH - Square D - 40 Amp 22kA Circuit Breaker

QOB340VH - Square D - 40 Amp 22kA Circuit Breaker

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

Schneider Electric

$269^{99 CAD} $269.99 CAD

HDA36040 - Square D 40 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker

HDA36040 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

from $839^{99 CAD} from $839.99 CAD Regular price $1,299^{99 CAD} $1,299.99 CAD Save $460 CAD

BDA36040 - Square D 40 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker

BDA36040 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

from $909^{99 CAD} from $909.99 CAD Regular price $1,199^{99 CAD} $1,199.99 CAD Save $290 CAD

8910DPA44V02 - Square D 40 Amp 4 Pole 120 Volt Definite Purpose Contactor

8910DPA44V02 - Square D - 40 Amp Definite Purpose Contactor

40 Amp - 4 Pole - 120 Volt

Schneider Electric

$189^{99 CAD} $189.99 CAD

CH140 - Eaton - 40 Amp Circuit Breaker

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

Eaton Cutler-Hammer

from $22^{99 CAD} from $22.99 CAD

BL1-040 Siemens Blue-Line 40 Amp Single Pole Circuit Breaker

BL1-040 Siemens - Blue-Line 40 Amp Circuit Breaker

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

Sale price$149^{99 CAD} $149.99 CAD Regular price $157^{99 CAD} $157.99 CAD Save $8 CAD

QOB240GFI - Square D 40 Amp Double Pole GFCI Bolt-On Circuit Breaker

QOB240GFI - Square D - 40 Amp GFCI Circuit Breaker

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

Schneider Electric

from $299^{99 CAD} from $299.99 CAD

BQC220240 - Eaton - Molded Case Circuit Breaker

BQC220240 - Eaton - Molded Case Circuit Breaker

40 Amp - 2 Pole - 240 Volt

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

CHN240GF - Eaton - GFCI Circuit Breaker

CHN240GF - Eaton - GFCI Circuit Breaker

Plug in - 40 Amp - 2 Pole - 240 Volt

Eaton Cutler-Hammer

from $169^{99 CAD} from $169.99 CAD Regular price $651^{30 CAD} $651.30 CAD Save $481.31 CAD

FDC3040 - Eaton - MoldedCase Circuit Breakers

FDC3040 - Eaton - MoldedCase Circuit Breakers

Bolt-On - 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

FD2040 - Eaton - Molded Case Circuit Breaker

FD2040 - Eaton - Molded Case Circuit Breaker

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

Eaton Cutler-Hammer

from $639^{99 CAD} from $639.99 CAD Regular price $799^{99 CAD} $799.99 CAD Save $160 CAD

QB2040GF - Eaton Cutler-Hammer 40 Amp Double Pole Ground Fault Bolt-On Circuit Breaker

QB2040GF - Eaton - 40 Amp Ground Fault Circuit Breaker

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

Eaton Cutler-Hammer

$389^{99 CAD} $389.99 CAD

FRS-R-40 - Bussmann - 40 Amp Fuse

FRS-R-40 - Bussmann - 40 Amp Fuse

40 Amp - 600 Volt

$24^{99 CAD} $24.99 CAD

BJA36040 - Square D 40 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

BJA36040 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

from $1,189^{99 CAD} from $1,189.99 CAD Regular price $1,499^{99 CAD} $1,499.99 CAD Save $310 CAD

THQB1140 - GE 40 Amp Single Pole Bolt-On Circuit Breaker

THQB1140 - GE - 40 Amp Circuit Breaker

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

from $14^{99 CAD} from $14.99 CAD Regular price $18^{99 CAD} $18.99 CAD Save $4 CAD

QBHW1040 - Eaton Cutler-Hammer 40 Amp 1 Pole 240 Volt Molded Case Circuit Breaker

QBHW1040 - Eaton - 40 Amp Circuit Breaker

Bolt-On - 40 Amp - 1 Pole - 240 Volt

Eaton Cutler-Hammer

$62^{99 CAD} $62.99 CAD

GFEP240 - Eaton Cutler-Hammer 40 Amp Ground Fault Equipment Protection Circuit Breaker

GFEP240 - Eaton - 30 mA GFEP Circuit Breaker

Plug-In - 40 Amp - 2 Pole - 240 Volt

Eaton Cutler-Hammer

$549^{99 CAD} $549.99 CAD

QOB240VH - Square D - 40 Amp 22kA Circuit Breaker

QOB240VH - Square D - 40 Amp 22kA Circuit Breaker

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

Schneider Electric

$149^{99 CAD} $149.99 CAD

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

THQL32040 - GE 40 Amp 3 Pole Circuit Breaker

THQL32040 - GE - 40 Amp Circuit Breaker

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

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

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

BQ1B050 - Siemens - 50 Amp 120V BQ Circuit Breaker

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

$35^{99 CAD} $35.99 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

ED63A040 - Siemens - Molded Case Circuit Breaker

ED63A040 - Siemens - Molded Case Circuit Breaker

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

from $615^{99 CAD} from $615.99 CAD

LC2D25G7 - Square D - Contactor

LC2D25G7 - Square D - Contactor

40 Amp - 3 Pole - 600 Volt

Schneider Electric

$405^{99 CAD} $405.99 CAD

FAZ-C40-2 - Eaton - Circuit Breaker

FAZ-C40-2 - Eaton - Circuit Breaker

Feed Thru - 40 Amp - 2 Pole - 480 Volt

$95^{99 CAD} $95.99 CAD

XTOB040DC1 - Eaton - Overload Relay

XTOB040DC1 - Eaton - Overload Relay

Eaton Cutler-Hammer

$339^{99 CAD} $339.99 CAD

Limited availability

FDB2040 - Eaton - Molded Case Circuit Breaker

FDB2040 - Eaton - Molded Case Circuit Breaker

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

Eaton Cutler-Hammer

from $435^{99 CAD} from $435.99 CAD Regular price $544^{99 CAD} $544.99 CAD Save $109 CAD

QB2040EP - Eaton Cutler-Hammer 40 Amp 2 Pole 240 Volt Ground Fault Circuit Breaker

QB2040EP - Eaton - 40 Amp GFEP Circuit Breaker

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

Eaton Cutler-Hammer

Sale price$399^{99 CAD} $399.99 CAD Regular price $1,022^{00 CAD} $1,022.00 CAD Save $622.01 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

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

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

BQ1B040 - Siemens - 40 Amp Circuit Breaker

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

$36^{99 CAD} $36.99 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

QC3040H - Eaton - Circuit Breaker

QC3040H - Eaton - Circuit Breaker

Feed Thru - 40 Amp - 3 Pole - 9 Volt

Eaton Cutler-Hammer

$251^{99 CAD} $251.99 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

Previous 1 2 3 4 5 … 10 Next

Recently viewed

Join our mailing list to receive special offers.

Enter your email Subscribe

Customer Care

Account
About Us
Contact Us
Return Policy
Warranty
Shipping Policy
Rewards
Sell To Us

Get in touch

+1 855 928 8500
Email us

We accept

Currency

© 2025 Canada Breakers

40 Amp Breakers