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Home / Collections /

40 Amp Breakers

389 products

ABB (1)
Allen-Bradley (1)
Bussmann (3)
Eaton (7)
Eaton Cutler-Hammer (113)
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 (145)
3 Pole (153)
4 Pole (1)
Quad (6)

Ground Fault (gfci / gfi) (19)
Ground Fault (GFEP) (11)

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

40A (379)
40 A (7)
15A 40A (2)

120V (23)
240V (76)
277V (4)
400V (1)
480V (14)
600V (27)

389 products

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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

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

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

BQC230240 - Eaton - Molded Case Circuit Breaker

BQC230240 - Eaton - Molded Case Circuit Breaker

40 Amp - 2 Pole - 240 Volt

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

DP40C3P-1 - ABB
- Contactor

DP40C3P-1 - ABB - Contactor

40A -3 Pole - 120 Volt

$179^{99 CAD} $179.99 CAD

BDA260402 - Square D - Molded Case Circuit Breaker

BDA260402 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

from $620^{99 CAD} from $620.99 CAD

PDG23G0040TFFJ - Eaton - Molded Case Circuit Breaker

PDG23G0040TFFJ - Eaton - Molded Case Circuit Breaker

Feed Thru - 40 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

from $671^{99 CAD} from $671.99 CAD Regular price $839^{99 CAD} $839.99 CAD Save $168 CAD

Limited availability

FAZ-D40/3 - Eaton - Circuit Breaker

FAZ-D40/3 - Eaton - Circuit Breaker

40 Amp - 3 Pole - 480 Volt

Sale price$268^{66 CAD} $268.66 CAD Regular price $390^{00 CAD} $390.00 CAD Save $121.34 CAD

FAZ-D40/2 - Eaton - Circuit Breaker

FAZ-D40/2 - Eaton - Circuit Breaker

40 Amp - 2 Pole - 480 Volt

Sale price$149^{99 CAD} $149.99 CAD Regular price $274^{00 CAD} $274.00 CAD Save $124.01 CAD

C25DNF340A - Eaton - Magnetic Contactor

C25DNF340A - Eaton - Magnetic Contactor

40 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

$186^{99 CAD} $186.99 CAD

THED136040 - GE - Molded Case Circuit Breaker

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

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

Limited availability

TRS40R - Mersen 40 Amp Fuse

TRS40R - Mersen / Ferraz Shawmut - Fuse

40 Amp - 600 Volt

Mersen / Ferraz Shawmut

$23^{98 CAD} $23.98 CAD

TR40R - Mersen 40 Amp Fuse

TR40R - Mersen / Ferraz Shawmut - Fuse

40 Amp - 250 Volt

Mersen / Ferraz Shawmut

$7^{49 CAD} $7.49 CAD

BRH340 - Eaton Cutler-Hammer 40 Amp 3 Pole 240 Volt Molded Case Circuit Breakers

BRH340 - Eaton - 40 Amp Molded Case Circuit Breakers

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

Eaton Cutler-Hammer

$445^{99 CAD} $445.99 CAD

NGG3B040L - Siemens - Molded Case Circuit Breaker

NGG3B040L - Siemens - Molded Case Circuit Breaker

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

from $367^{99 CAD} from $367.99 CAD

QO340VH - Square D 40 Amp 3 Pole 240 Volt Molded Case Circuit Breaker

QO340VH - Square D - 40 Amp Molded Case Circuit Breaker

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

Schneider Electric

$261^{99 CAD} $261.99 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

BQ2B040H - Siemens 40 Amp 2 Pole 240 Volt Bolt-On Molded Case Circuit Breaker

BQ2B040H - Siemens - 40 Amp Molded Case Circuit Breaker

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

$135^{99 CAD} $135.99 CAD

TED134040WL - GE 40 Amp 3 Pole 480 Volt Molded Case Thermal Magnetic Circuit Breaker

TED134040WL - GE - Molded Case Circuit Breaker

Feed-Thru - 40 Amp - 3 Pole - 480 Volt

from $412^{99 CAD} from $412.99 CAD

TED124040WL - GE - Molded Case Circuit Breaker

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

from $410^{99 CAD} from $410.99 CAD

Limited availability

BQGF240 - Commander 40 Amp 2 Pole Bolt-On GFCI Circuit Breakers

BQGF240 - Commander 40 Amp GFCI Circuit Breakers

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

Eaton Cutler-Hammer

$707^{99 CAD} $707.99 CAD

QC1040 - Eaton - Circuit Breaker

QC1040 - Eaton - Circuit Breaker

Feed Thru - 40 Amp - 1 Pole - 120 Volt

Eaton Cutler-Hammer

$41^{99 CAD} $41.99 CAD

QBGFEP1040 - Eaton Cutler-Hammer 40 Amp 1 Pole Ground Fault Equipment Protection Bolt-On Circuit Breaker

QBGFEP1040 - Eaton - 40 Amp GFEP Circuit Breaker

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

Eaton Cutler-Hammer

$412^{99 CAD} $412.99 CAD

FDB2040L - Eaton - Molded Case Circuit Breaker

FDB2040L - Eaton - Molded Case Circuit Breaker

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

Eaton Cutler-Hammer

from $517^{99 CAD} from $517.99 CAD Regular price $1,599^{99 CAD} $1,599.99 CAD Save $1,082 CAD

FD2040L - Eaton - Molded Case Circuit Breaker

FD2040L - Eaton - Molded Case Circuit Breaker

Feed-Thru - 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

EHD3040L - Eaton - Molded Case Circuit Breaker

EHD3040L - Eaton - Molded Case Circuit Breaker

Feed-Thru - 40 Amp - 3 Pole - 480 Volt

Eaton Cutler-Hammer

from $559^{99 CAD} from $559.99 CAD Regular price $699^{99 CAD} $699.99 CAD Save $140 CAD

CHB340 - Eaton Cutler-Hammer 40 Amp 3 Pole 240 Volt Bolt-On Circuit Breaker

CHB340 - Eaton - 40 Amp Circuit Breaker

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

Eaton Cutler-Hammer

from $489^{99 CAD} from $489.99 CAD Regular price $676^{99 CAD} $676.99 CAD Save $187 CAD

FH26040AB - Square D 40 Amp 2 Pole 600 Volt Molded Case Circuit Breaker

FH26040AB - Square D - Molded Case Circuit Breaker

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

Schneider Electric

from $1,009^{99 CAD} from $1,009.99 CAD Regular price $1,157^{99 CAD} $1,157.99 CAD Save $148 CAD

QO240EPD - Square D - 40 Amp GFEP Circuit Breaker

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

Schneider Electric

$679^{99 CAD} $679.99 CAD

FHL36040 - Square D 40 Amp 3 Pole 600 Volt Lug Molded Case Circuit Breaker

FHL36040 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

from $779^{99 CAD} from $779.99 CAD Regular price $923^{99 CAD} $923.99 CAD Save $144 CAD

FH36040 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

from $879^{99 CAD} from $879.99 CAD Regular price $1,447^{99 CAD} $1,447.99 CAD Save $568 CAD

EDB26040 - Square D 40 Amp 2 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

EDB26040 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

from $451^{99 CAD} from $451.99 CAD Regular price $818^{99 CAD} $818.99 CAD Save $367 CAD

HGA36040 - Square D 40 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

HGA36040 - 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 $1,399^{99 CAD} $1,399.99 CAD Save $210 CAD

EDB14040 - Square D 40 Amp 1 Pole 277 Volt Bolt-On Molded Case Circuit Breaker

EDB14040 - Square D - Molded Case Circuit Breaker

Bolt-On - 40 Amp - 1 Pole - 277 Volt

Schneider Electric

from $94^{99 CAD} from $94.99 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

Limited availability

QBH340 - Commander 40 Amp 3 Pole Bolt-On Circuit Breaker

QBH340 - Commander 40 Amp Circuit Breaker

Eaton Cutler-Hammer

$1,157^{99 CAD} $1,157.99 CAD

Limited availability

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

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

HED43B040 - Siemens 40 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker

HED43B040 - Siemens - Molded Case Circuit Breaker

Bolt On - 40 Amp - 3 Pole - 480 Volt

from $559^{99 CAD} from $559.99 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

from $244^{99 CAD} from $244.99 CAD

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