Molded Case Breakers

7536 products

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

7536 products

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HLA36020 - Square D - Molded Case Circuit Breaker

HLA36020 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

FAL36015 - Square D 15 Amp 3 Pole 600 Volt Lug Molded Case Circuit Breaker

FAL36015 - Square D - Molded Case Circuit Breaker

Feed-Thru - 15 Amp - 3 Pole - 600 Volt

Schneider Electric

EDB24030 - Square D 30 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker

EDB24030 - Square D - Molded Case Circuit Breaker

Bolt-On - 30 Amp - 2 Pole - 480 Volt

Schneider Electric

EDB24020 - Square D 20 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker

EDB24020 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

HDA36150 - Square D 150 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker

HDA36150 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 150 Amp - 3 Pole - 600 Volt

Schneider Electric

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

HDA36015 - Square D 15 Amp 3 Pole 600 Volt Plug-In Molded Case Circuit Breaker

HDA36015 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 15 Amp - 3 Pole - 600 Volt

Schneider Electric

JDA36225 - Square D - Molded Case Circuit Breaker

JDA36225 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 225 Amp - 3 Pole - 600 Volt

Schneider Electric

BQ2502115 - Eaton - Molded Case Circuit Breaker

BQ2502115 - Eaton - Molded Case Circuit Breaker

50 Amp - 2 Pole - 240 Volt

BRD230240 - Eaton - Molded Case Circuit Breaker

BRD230240 - Eaton - Molded Case Circuit Breaker

40 Amp - 2 Pole - 240 Volt

THQL1120PAF2 - General Electrics - Molded Case Circuit Breaker

THQL1120PAF2 - GE - Arc Fault Circuit Breaker

Plug-In - 20 Amp - 1 Pole - 120 Volt

General Electric

FDB3070 - Eaton - Molded Case Circuit Breaker

FDB3070 - Eaton - Molded Case Circuit Breaker

Bolt-On - 70 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

FDB3015 - Eaton - Molded Case Circuit Breaker

FDB3015 - Eaton - Molded Case Circuit Breaker

Bolt-On - 15 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

ED3125 - Eaton - Molded Case Circuit Breaker

Feed Thru - 125 Amp - 3 Pole - 240 Volt

Eaton Cutler-Hammer

HFD3080 - Eaton - Moded Case Circuit Breaker

HFD3080 - Eaton - Molded Case Circuit Breaker

Feed Thru - 80 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

Save $1,480.19 CAD

BJA36060 - Square D 60 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

BJA36060 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 60 Amp - 3 Pole - 600 Volt

Schneider Electric

FD2150 - Eaton - Molded Case Circuit Breaker

FD2150 - Eaton - Molded Case Circuit Breaker

Bolt-On - 150 Amp - 2 Pole - 600 Volt

Eaton Cutler-Hammer

ED63B035 - Siemens - Molded Case Circuit Breaker

ED63B035 - Siemens - Molded Case Circuit Breaker

Bolt-On - 35 Amp - 3 Pole - 600 Volt

CH215 - Eaton - 15 Amp Circuit Breaker

Plug-In - 15 Amp - 2 Pole - 240 Volt

Eaton Cutler-Hammer

CH140 - Eaton - 40 Amp Circuit Breaker

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

Eaton Cutler-Hammer

EJB36060 - Square D 60 Amp 3 Pole 600 Volt Bolt-On Circuit Breaker

EJB36060 - Square D 60 Amp 3 Pole 600 Volt Bolt-On Circuit Breaker

EJB36060 - Square D - Molded Case Circuit Breaker

Bolt-On - 60 Amp - 3 Pole - 600 Volt

Schneider Electric

HJL36125 - Square D 125 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

HJL36125 - Square D - Molded Case Circuit Breaker

Feed Thru - 125 Amp - 3 Pole - 600 Volt

Schneider Electric

EGB36100 - Square D 100 Amp 3 Pole 600 Volt Bolt-On Circuit Breaker

EGB36100 - Square D 100 Amp 3 Pole 600 Volt Bolt-On Circuit Breaker

EGB36100 - Square D - Molded Case Circuit Breaker

Bolt-On - 100 Amp - 3 Pole - 600 Volt

Schneider Electric

EGB34020 - Square D 20 Amp 3 Pole 480 Volt Bolt-On Circuit Molded Case Breaker

EGB34020 - Square D 20 Amp 3 Pole 480 Volt Bolt-On Circuit Molded Case Breaker

EGB34020 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

ED61B030 - Siemens - Molded Case Circuit Breaker

Bolt On - 30 Amp - 1 Pole - 600 Volt

QRH23B200 - Siemens - Molded Case Circuit Breaker

QRH23B200 - Siemens - Molded Case Circuit Breaker

Bolt On - 200 Amp - 3 Pole - 240 Volt

QN2150 - Siemens - Molded Case Circuit Breaker

QN2150 - Siemens - Molded Case Circuit Breaker

Plug In - 150 Amp - 2 Pole - 240 Volt

QJ22B200 - Siemens - Molded Case Circuit Breaker

QJ22B200 - Siemens - Molded Case Circuit Breaker

Bolt On - 200 Amp - 2 Pole - 240 Volt

ED63A040 - Siemens - Molded Case Circuit Breaker

ED63A040 - Siemens - Molded Case Circuit Breaker

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

TED136040WL - GE - Molded Case Circuit Breaker

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

Limited availability

SFLA36AI0250 - GE - Molded Case Circuit Breaker

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

SEDA36AT0100 - GE - Molded Case Circuit Breaker

Bolt-On - 100 Amp - 3 Pole - 600 Volt

HFD3225L - Eaton - Molded Case Circuit Breaker

Feed-Thru - 225 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

FDC3200L - Eaton - Molded Case Circuit Breaker

FDC3200L - Eaton - Molded Case Circuit Breaker

Feed Thru - 200 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

FD3125L - Eaton - Molded Case Circuit Breaker

FD3125L - Eaton - Molded Case Circuit Breaker

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

Eaton Cutler-Hammer

FD3020L - Eaton - Molded Case Circuit Breaker

FD3020L - Eaton - Molded Case Circuit Breaker

Feed-Thru - 20 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

EHD2030L - Eaton - Molded Case Circuit Breaker

EHD2030L - Eaton - Molded Case Circuit Breaker

Feed-Thru - 30 Amp - 2 Pole - 480 Volt

Eaton Cutler-Hammer

ED2200L - Eaton - Molded Case Circuit Breaker

ED2200L - Eaton - Molded Case Circuit Breaker

Feed-Thru - 200 Amp - 2 Pole - 240 Volt

Eaton Cutler-Hammer

QDA32100 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 100 Amp - 3 Pole - 240 Volt

Schneider Electric

HLL36060 - Square D - Molded Case Circuit Breaker

HLL36060 - Square D - Molded Case Circuit Breaker

Feed-Thru - 60 Amp - 3 Pole - 600 Volt

Schneider Electric

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Molded Case Breakers