Molded Case Breakers

7508 products

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

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BDL26015 - Square D 15 Amp 2 Pole 600 Volt Molded Case Circuit Breaker

BDL26015 - Square D - Molded Case Circuit Breaker

Feed-Thru - 15 Amp - 2 Pole - 600 Volt

Schneider Electric

HFDE315021 - Eaton - Molded Case Circuit Breaker

HFDE315021 - Eaton - Molded Case Circuit Breaker

Eaton Cutler-Hammer

BRN130EP - Eaton Cutler-Hammer 30 Amp 1 Pole 120 Volt Plug-In Molded Case Circuit Breaker

BRN130EP - Eaton - 30 Amp Molded Case Circuit Breaker

Plug-In - 30 Amp - 1 Pole - 120 Volt

Eaton Cutler-Hammer

PGL36120U44A - Square D 1200 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

PGL36120U44A - Square D - Molded Case Circuit Breaker

Feed-Thru - 1200 Amp - 3 Pole - 600 Volt

Schneider Electric

Save $3,970 CAD

NGS312032E - Eaton - Molded Case Circuit Breaker

NGS312032E - Eaton - Molded Case Circuit Breaker

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

Eaton Cutler-Hammer

Save $8,049 CAD

NGH312036E - Eaton - Molded Case Circuit Breaker

NGH312036E - Eaton - Molded Case Circuit Breaker

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

Eaton Cutler-Hammer

Save $8,204 CAD

LGE3600FAG - Eaton - Molded Case Circuit Breaker

LGE3600FAG - Eaton - Molded Case Circuit Breaker

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

Eaton Cutler-Hammer

Save $4,244 CAD

FDB3010L - Eaton - Molded Case Circuit Breaker

FDB3010L - Eaton - Molded Case Circuit Breaker

Feed-Thru - 10 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

CCVH2150 - Eaton - Molded Case Circuit Breaker

CCVH2150 - Eaton - Main Circuit Breaker

Feed Thru - 150 Amp - 2 Pole - 240 Volt

Eaton Cutler-Hammer

Limited availability

CH150 - Eaton - 50 Amp Circuit Breaker

Plug-In - 50 Amp - 1 Pole - 120 Volt

Eaton Cutler-Hammer

JJA36250U31X - Square D - Molded Case Circuit Breaker

JJA36250U31X - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 250 Amp - 3 Pole - 600 Volt

Schneider Electric

JDA36250U31X - Square D - Molded Case Circuit Breaker

JDA36250U31X - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 250 Amp - 3 Pole - 600 Volt

Schneider Electric

Save $1,611 CAD

HJL36080 - Square D - Molded Case Circuit Breaker

HJL36080 - Square D - Molded Case Circuit Breaker

Feed-Thru - 80 Amp - 3 Pole - 600 Volt

Schneider Electric

BJA36070 - Square D 60 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

BJA36070 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 70 Amp - 3 Pole - 600 Volt

Schneider Electric

BDA36125 - Square D 125 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

BDA36125 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

EDB3150L - Eaton - Molded Case Circuit Breaker

Feed-Thru - 150 Amp - 3 Pole - 240 Volt

Eaton Cutler-Hammer

EDB3100L - Eaton - Molded Case Circuit Breaker

Feed-Thru - 100 Amp - 3 Pole - 240 Volt

Eaton Cutler-Hammer

HGA261501 - Square D 150 Amp 2 Pole 600 Volt Molded Case Circuit Breaker

HGA261501 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 150 Amp - 2 Pole - 600 Volt

Schneider Electric

HGA260502 - Square D 50 Amp 2 Pole 600 Volt Molded Case Circuit Breaker

HGA260502 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 50 Amp - 2 Pole - 600 Volt

Schneider Electric

HDA261504 - Square D 150 Amp 2 Pole 600 Volt Molded Case Circuit Breaker

HDA261504 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 150 Amp - 2 Pole - 600 Volt

Schneider Electric

GD3045 - Eaton - Molded Case Circuit Breaker

GD3045 - Eaton - Molded Case Circuit Breaker

Feed-Thru - 45 Amp - 3 Pole - 480 Volt

Eaton Cutler-Hammer

GD3035 - Eaton - Molded Case Circuit Breaker

GD3035 - Eaton - Molded Case Circuit Breaker

Feed-Thru - 35 Amp - 3 Pole - 480 Volt

Eaton Cutler-Hammer

EGB34050 - Square D 50 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker

EGB34050 - Square D 50 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker

EGB34050 - Square D - Molded Case Circuit Breaker

Bolt-On - 50 Amp - 3 Pole - 480 Volt

Schneider Electric

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

LGG3B100L - Siemens - Molded Case Circuit Breaker

LGG3B100L - Siemens - Molded Case Circuit Breaker

Feed-Thru - 100 Amp - 3 Pole - 600 Volt

LGB3B090B - Siemens - Molded Case Circuit Breaker

LGB3B090B - Siemens - Molded Case Circuit Breaker

Bolt-On - 90 Amp - 3 Pole - 600 Volt

LGB3B030B - Siemens - Molded Case Circuit Breaker

LGB3B030B - Siemens - Molded Case Circuit Breaker

Bolt-On - 30 Amp - 3 Pole - 600 Volt

HGB2B080B - Siemens - Molded Case Circuit Breaker

HGB2B080B - Siemens - Molded Case Circuit Breaker

Bolt-On - 80 Amp - 2 Pole - 600 Volt

B225HH - Siemens - Molded Case Circuit Breaker

Bolt On - 25 Amp - 2 Pole - 240 Volt

Limited availability

SFDA36AN0250 - GE 250 Amp 3 Pole 600 Volt Molded Case Switch

SFDA36AN0250 - GE - Molded Case Circuit Breaker

250 Amp - 3 Pole - 600 Volt

Limited availability

EJB36035 - Square D 35 Amp 3 Pole 600 Volt Bolt-On Circuit Breaker

EJB36035 - Square D 35 Amp 3 Pole 600 Volt Bolt-On Circuit Breaker

EJB36035 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

EJB34090 - Square D 90 Amp 3 Pole 480 Volt Bolt-On Circuit Breaker

EJB34090 - Square D 90 Amp 3 Pole 480 Volt Bolt-On Circuit Breaker

EJB34090 - Square D - Molded Case Circuit Breaker

Bolt-On - 90 Amp - 3 Pole - 480 Volt

Schneider Electric

EGB26090 - Square D 90 Amp 2 Pole 600 Volt Bolt-On Circuit Breaker

EGB26090 - Square D 90 Amp 2 Pole 600 Volt Bolt-On Circuit Breaker

EGB26090 - Square D - Molded Case Circuit Breaker

Bolt-On - 90 Amp - 2 Pole - 480 Volt

Schneider Electric

Limited availability

EGB26080 - Square D 80 Amp 2 Pole 600 Volt Bolt-On Circuit Breaker

EGB26080 - Square D 80 Amp 2 Pole 600 Volt Bolt-On Circuit Breaker

EGB26080 - Square D - Molded Case Circuit Breaker

Bolt-On - 80 Amp - 2 Pole - 480 Volt

Schneider Electric

EGB26030 - Square D 30 Amp 2 Pole 600 Volt Bolt-On Circuit Molded Case Breaker

EGB26030 - Square D 30 Amp 2 Pole 600 Volt Bolt-On Circuit Molded Case Breaker

EGB26030 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

Limited availability

EGB26020 - Square D 20 Amp 2 Pole 600 Volt Bolt-On Circuit Molded Case Breaker

EGB26020 - Square D 20 Amp 2 Pole 600 Volt Bolt-On Circuit Molded Case Breaker

EGB26020 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

EGB16020 - Square D 20 Amp 1 Pole 347 Volt Bolt-On Circuit Molded Case Breaker

EGB16020 - Square D 20 Amp 1 Pole 347 Volt Bolt-On Circuit Molded Case Breaker

EGB16020 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

Limited availability

EJB26100 - Square D 100 Amp 2 Pole 600 Volt Bolt-On Circuit Breaker

EJB26100 - Square D 100 Amp 2 Pole 600 Volt Bolt-On Circuit Breaker

EJB26100 - Square D - Molded Case Circuit Breaker

Bolt-On - 100 Amp - 2 Pole - 600 Volt

Schneider Electric

ED42B090 - Siemens - Molded Case Circuit Breaker

ED42B090 - Siemens - Molded Case Circuit Breaker

Bolt-On - 90 Amp - 2 Pole - 480 Volt

ED22B090 - Siemens - Molded Case Circuit Breaker

ED22B090 - Siemens - Molded Case Circuit Breaker

Bolt-On - 90 Amp - 2 Pole - 240 Volt

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Molded Case Breakers