Molded Case Breakers

7536 products

Shop our wide selection molded case (MCCB) circuit breakers.

7536 products

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SKHC3612L4XX - General Electric 1200 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

SKHC3612L4XX - GE - Molded Case Circuit Breaker

Bolt-On - 1200 Amp - 3 Pole - 600 Volt

SGLC3601L3XX - General Electric 150 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

SGLC3601L3XX - GE - Molded Case Circuit Breaker

Bolt-On - 150 Amp - 3 Pole - 600 Volt

SGHA26AT0600 - GE - Molded Case Circuit Breaker

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

RGH325036E - Eaton - Molded Case Circuit Breaker

RGH325036E - Eaton - Molded Case Circuit Breaker

Bolt-On - 2500 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

Save $63,546 CAD

NGH312033EC - Eaton - Molded Case Circuit Breaker

NGH312033EC - Eaton - Molded Case Circuit Breaker

Bolt-On - 1200 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

Save $9,421 CAD

NGC308033EC - Eaton - Molded Case Circuit Breaker

NGC308033EC - Eaton - Molded Case Circuit Breaker

Bolt-On - 800 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

Save $12,607 CAD

LD3400 - Eaton - Molded Case Circuit Breaker

LD3400 - Eaton - Molded Case Circuit Breaker

Feed-Thru - 400 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

Save $1,174 CAD

KDB3400 - Eaton - Molded Case Circuit Breaker

KDB3400 - Eaton - Molded Case Circuit Breaker

Feed-Thru - 400 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

Save $2,080 CAD

KD3150 - Eaton - Molded Case Circuit Breaker

KD3150 - Eaton - Molded Case Circuit Breaker

Feed-Thru - 150 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

JD3200 - Eaton - Molded Case Trip Units And Programmers

JD3200 - Eaton - Molded Case Circuit Breaker

Bolt-On -200 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

HKD3400W - Eaton - Molded Case Circuit Breaker

HKD3400W - Eaton - Molded Case Circuit Breaker

Bolt-On - 400 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

JD3250 - Eaton - Molded Case Circuit Breaker

JD3250 - Eaton - Molded Case Circuit Breaker

Bolt-On - 250 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

HKD3175 - Eaton - Molded Case Circuit Breaker

HKD3175 - Eaton - Molded Case Circuit Breaker

Feed-Thru - 175 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

Save $2,201 CAD

FD4225 - Eaton - Molded Case Circuit Breaker

FD4225 - Eaton - Molded Case Circuit Breaker

Bolt-On - 225 Amp - 4 Pole - 600 Volt

Eaton Cutler-Hammer

Save $1,155 CAD

EGH3125FFG - Eaton - Molded Case Circuit Breaker

EGH3125FFG - Eaton - Molded Case Circuit Breaker

Feed-Thru - 125 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

Save $1,064 CAD

CKD3400F - Eaton - Molded Case Circuit Breaker

CKD3400F - Eaton - Molded Case Circuit Breaker

400 Amp - 600 Volt

Eaton Cutler-Hammer

CQD225 - Siemens - Molded Case Circuit Breaker

CQD225 - Siemens - Molded Case Circuit Breaker

Feed Thru - 25 Amp - 2 Pole - 480 Volt

HED43B020 - Siemens - Molded Case Circuit Breaker

HED43B020 - Siemens - Molded Case Circuit Breaker

Bolt-On - 20 Amp - 3 Pole - 480 Volt

BGA36125 - Square D 125 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

BGA36125 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 125 Amp - 3 Pole - 600 Volt

Schneider Electric

BGA36020 - Square D 20 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

BGA36020 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 20 Amp - 3 Pole - 600 Volt

Schneider Electric

BGA36030 - Square D 30 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

BGA36030 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 30 Amp - 3 Pole - 600 Volt

Schneider Electric

BGA36025 - Square D 25 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

BGA36025 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 25 Amp - 3 Pole - 600 Volt

Schneider Electric

BDA36090 - Square D 90 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker

BDA36090 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 90 Amp - 3 Pole - 600 Volt

Schneider Electric

HHLD63B600 - Siemens - Molded Case Circuit Breaker

HHLD63B600 - Siemens - Molded Case Circuit Breaker

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

SKLL36AT0800 - GE 800 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

SKLL36AT0800 - GE - Molded Case Circuit Breaker

Bolt-On - 800 Amp - 3 Pole - 600 Volt

HGL26015 - Square D 15 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker

HGL26060 - Square D - Molded Case Circuit Breaker

Feed Thru - 60 Amp - 2 Pole - 600 Volt

Schneider Electric

HGL26015 - Square D 15 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker

HGL26050 - Square D - Molded Case Circuit Breaker

Feed Thru - 50 Amp - 2 Pole - 600 Volt

Schneider Electric

HGA261001 - Square D 100 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker

HGA261001 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 100 Amp - 2 Pole - 600 Volt

Schneider Electric

Limited availability

HDL26125 - Square D 125 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker

HDL26125 - Square D - Molded Case Circuit Breaker

Feed Thru - 125 Amp - 2 Pole - 600 Volt

Schneider Electric

HDL26070 - Square D 70 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker

HDL26070 - Square D - Molded Case Circuit Breaker

Feed Thru - 70 Amp - 2 Pole - 600 Volt

Schneider Electric

HDA261004 - Square D 100 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker

HDA261004 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 100 Amp - 2 Pole - 600 Volt

Schneider Electric

HDA260154 - Square D 15 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker

HDA260154 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 15 Amp - 2 Pole - 600 Volt

Schneider Electric

HDA260152 - Square D 15 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker

HDA260152 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 15 Amp - 2 Pole - 600 Volt

Schneider Electric

EGB24020 - Square D 20 Amp 2 Pole 480 Volt Bolt-On Circuit Molded Case Breaker

EGB24020 - Square D 20 Amp 2 Pole 480 Volt Bolt-On Circuit Molded Case Breaker

EGB24020 - Square D - Molded Case Circuit Breaker

Bolt-On - 20 Amp - 2 Pole - 480 Volt

Schneider Electric

EGB14020 - Square D 20 Amp 1 Pole 277 Volt Bolt-On Circuit Molded Case Breaker

EGB14020 - Square D 20 Amp 1 Pole 277 Volt Bolt-On Circuit Molded Case Breaker

EGB14020 - Square D - Molded Case Circuit Breaker

Bolt-On - 20 Amp - 1 Pole - 277 Volt

Schneider Electric

Limited availability

HMDL3800 - Eaton - Molded Case Circuit Breaker

HMDL3800 - Eaton - Molded Case Circuit Breaker

Feed-Thru - 800 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

Save $1,927 CAD

HMCP400K5 - Eaton - Molded Case Circuit Breaker

HMCP400K5 - Eaton - Molded Case Circuit Breaker

Feed-Thru - 400 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

Save $1,158 CAD

HJD3250 - Eaton - Molded Case Circuit Breaker

HJD3250 - Eaton - Molded Case Circuit Breaker

Feed-Thru - 250 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

SGLL3604L3XX - GE 400 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

SGLL3604L3XX - GE - Molded Case Circuit Breaker

Bolt-On - 400 Amp - 3 Pole - 600 Volt

Limited availability

SGLC3604L7XX - GE 400 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

SGLC3604L7XX - GE - Molded Case Circuit Breaker

Bolt-On - 400 Amp - 3 Pole - 600 Volt

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Molded Case Breakers