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Home / Collections /

40 Amp Breakers

393 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 (39)

1 Pole (74)
2 Pole (147)
3 Pole (155)
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 (383)
40 A (7)
15A 40A (2)

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

393 products

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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

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

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

Limited availability

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

QBH340 - Commander 40 Amp Circuit Breaker

Eaton Cutler-Hammer

from $799^{99 CAD} from $799.99 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

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

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

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

HDA260404 - Square D 40 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker

HDA260404 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

from $912^{99 CAD} from $912.99 CAD

EJB34040 - Square D 40 Amp 3 Pole 480 Volt Bolt-On Circuit Breaker

EJB34040 - Square D 40 Amp 3 Pole 480 Volt Bolt-On Circuit Breaker

EJB34040 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

from $559^{99 CAD} from $559.99 CAD Regular price $799^{99 CAD} $799.99 CAD Save $240 CAD

Q340H - Siemens 40 Amp 3 Pole 240 Volt Molded Case Circuit Breaker

Q340H - Siemens - 40 Amp 22kA Case Circuit Breaker

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

$289^{99 CAD} $289.99 CAD

Q34000S01 - Siemens 40 Amp 3 Pole 240 Volt Molded Case Circuit Breaker

Q34000S01 - Siemens - 40 Amp Molded Case Circuit Breaker

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

$552^{99 CAD} $552.99 CAD

HEB3B040B - Siemens - Molded Case Circuit Breaker

HEB3B040B - Siemens - Molded Case Circuit Breaker

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

from $1,501^{99 CAD} from $1,501.99 CAD

B34000S01 - Siemens - 40 Amp Shunt Trip Circuit Breaker

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

$295^{99 CAD} $295.99 CAD

B24000S01 - Siemens - 40 Amp Shunt Trip Circuit Breaker

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

$273^{99 CAD} $273.99 CAD

B140HH - Siemens 40 Amp 1 Pole 120 Volt Molded Case Circuit Breaker

B140HH - Siemens - 40 Amp 22kA Circuit Breaker

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

$107^{99 CAD} $107.99 CAD

B140H - Siemens 40 Amp 1 Pole 120 Volt Molded Case Circuit Breaker

B140H - Siemens - 40 Amp 22kA Circuit Breaker

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

$59^{99 CAD} $59.99 CAD

BQD6240 - Siemens 40 Amp 2 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

BQD6240 - Siemens - 40 Amp Molded Case Circuit Breaker

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

$379^{99 CAD} $379.99 CAD

BQD6140 - Siemens - 40 Amp Molded Case Circuit Breaker

BQD6140 - Siemens - 40 Amp Molded Case Circuit Breaker

BQD6140 - Siemens - 40 Amp Molded Case Circuit Breaker

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

$184^{99 CAD} $184.99 CAD

CHFN240GF - Eaton - GFCI Circuit Breaker

CHFN240GF - 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

BRN240EP - Eaton Cutler-Hammer 40 Amp Ground Fault Equipment Protection Circuit Breaker

BRN240EP - Eaton - 30 mA GFEP Circuit Breaker

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

Eaton Cutler-Hammer

$549^{99 CAD} $549.99 CAD

8EM1312-4CF18-OFA3 - Siemens - Panel

8EM1312-4CF18-OFA3 - Siemens - Panel

40A - 208/240 Volt

$999^{99 CAD} $999.99 CAD

EGB14040 - Square D - Molded Case Circuit Breaker

EGB14040 - Square D - Molded Case Circuit Breaker

Bolt On - 40 Amp - 1 Pole - 277 Volt

Schneider Electric

from $142^{99 CAD} from $142.99 CAD Regular price $255^{00 CAD} $255.00 CAD Save $112.01 CAD

14DUE32BA - Siemens - Motor Starter

14DUE32BA - Siemens - Motor Starter

40 Amp - 3 Pole - 600 Volt

$979^{99 CAD} $979.99 CAD

14DUE32AA - Siemens - Motor Starter

14DUE32AA - Siemens - Motor Starter

40 Amp - 3 Pole - 600 Volt

$1,057^{99 CAD} $1,057.99 CAD

THHQL32040 - GE - Circuit Breaker

40 Amp - 3 Pole - 240 Volt

Sale price$260^{99 CAD} $260.99 CAD Regular price $263^{00 CAD} $263.00 CAD Save $2.01 CAD

Limited availability

QCR2040 - Eaton - Molded Case Circuit Breaker

QCR2040 - Eaton - Molded Case Circuit Breaker

Feed Thru - 40 Amp - 2 Pole - 240 Volt

Eaton Cutler-Hammer

from $55^{99 CAD} from $55.99 CAD Regular price $139^{00 CAD} $139.00 CAD Save $83.01 CAD

PDG22M0040TFFJ - Eaton - Molded Case Circuit Breaker

PDG22M0040TFFJ - Eaton - Molded Case Circuit Breaker

Feed Thru - 40 Amp - 2 Pole - 600 Volt

Eaton Cutler-Hammer

from $799^{99 CAD} from $799.99 CAD Regular price $999^{99 CAD} $999.99 CAD Save $200 CAD

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