Molded Case Breakers

7536 products

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

7536 products

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THQD22225WL - GE 225 Amp 2 Pole 240 Volt Molded Case Circuit Breaker

THQD22225WL - GE - Molded Case Circuit Breaker

Feed-Thru - 225 Amp - 2 Pole - 240 Volt

THJK436400WL - General Electric 400 Amp 3 Pole 600 Volt Thermal Magnetic Circuit Breaker

THJK436400WL - GE - Molded Case Circuit Breaker

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

TEYL3030B - GE - Molded Case Circuit Breaker

Bolt-On- 30 Amp - 3 Pole - 480 Volt

TEYD3020B - GE 20 Amp 3 Pole 480 Volt Bolt-On Molded Case Circuit Breaker

TEYD3020B - GE - Molded Case Circuit Breaker

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

SGD1K - GE - Mounting Hardware

600 Amp - 600 Volt

PJA36120U41A - Square D 1200 Amp 3 Pole 600 Volt Plug-In Circuit Breaker

PJA36120U41A - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 1200 Amp - 3 Pole - 600 Volt

Schneider Electric

Limited availability

FBV36TE090RV - GE 90 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

FBV36TE090RV - GE - Molded Case Circuit Breaker

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

FBN36TE100RV - GE 100 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

FBN36TE100RV - GE - Molded Case Circuit Breaker

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

FBN36TE060RV - GE 60 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

FBN36TE060RV - GE - Molded Case Circuit Breaker

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

FBN36TE015RV - GE 15 Amp 3 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

FBN36TE015RV - GE - Molded Case Circuit Breaker

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

EJB34020SA - Square D 20 Amp 3 Pole 480 Volt Molded Case Circuit Breaker

EJB34020SA - Square D - Molded Case Circuit Breaker

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

Schneider Electric

LHL26400 - Square D 400 Amp 2 Pole 600 Volt Molded Case Circuit Breaker

LHL26400 - Square D - Molded Case Circuit Breaker

Feed-Thru - 400 Amp - 2 Pole - 600 Volt

Schneider Electric

Save $1,010 CAD

JDL36250U43X - Square D - Molded Case Circuit Breakers

JDL36250U53X - Square D - Molded Case Circuit Breaker

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

Schneider Electric

JJL36250U31X - Square D - Molded Case Circuit Breaker

JJL36250U31X - Square D - Molded Case Circuit Breaker

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

Schneider Electric

JJA36250WU31X - Square D - Molded Case Circuit Breaker

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

Schneider Electric

HFDE308036 - Eaton - Molded Case Circuit Breaker

HFDE308036 - Eaton - Molded Case Circuit Breaker

Bolt-On - 80 Amp - 3 Pole - 480 Volt

Eaton Cutler-Hammer

Save $2,416 CAD

QGA222002 - Square D 200 Amp 2 Pole 240 Volt Molded Case Circuit Breaker

QGA222002 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 200 Amp - 2 Pole - 240 Volt

Schneider Electric

Limited availability

QGA221004 - Square D 100 Amp 2 Pole 240 Volt Molded Case Circuit Breaker

QGA221004 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 100 Amp - 2 Pole - 240 Volt

Schneider Electric

BJA36025 - Square D 25 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

BJA36025 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

Limited availability

PGA36120U41A - Square D 1200 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

PGA36120U41A - Square D - Molded Case Circuit Breakers

I-Line Plug-In - 1200 Amp - 3 Pole - 600 Volt

Schneider Electric

Save $2,406 CAD

NGC312032EC - Eaton - Molded Case Circuit Breaker

NGC312032EC - Eaton - Molded Case Circuit Breaker

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

Eaton Cutler-Hammer

Save $4,600 CAD

LGH3630NN - Eaton - Molded Case Circuit Breaker

LGH3630NN - Eaton - Molded Case Circuit Breaker

Bolt-On - 630 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

LDC3600 - Eaton - Molded Case Circuit Breaker

LDC3600 - Eaton - Molded Case Circuit Breaker

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

Eaton Cutler-Hammer

Save $1,956 CAD

KD3175 - Eaton - Molded Case Circuit Breaker

KD3175 - Eaton - Molded Case Circuit Breaker

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

Eaton Cutler-Hammer

KAL36125 - Square D 125 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

KAL36125 - Square D - Molded Case Circuit Breakers

Feed Thru - 125 Amp - 3 Pole - 600 Volt

Schneider Electric

JGA36250U31X - Square D 250 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

JGA36250U31X - Square D - Molded Case Circuit Breakers

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

Schneider Electric

Save $2,106 CAD

HMDL3700Y - Eaton Molded Case Circuit Breakers

HMDL3700 - Eaton - Molded Case Circuit Breaker

Feed-Thru - 700 Amp - 3 Pole - 600 Volt

Eaton Cutler-Hammer

Save $1,942 CAD

HFD2200 - Eaton - Molded Case Circuit Breaker

HFD2200 - Eaton - Molded Case Circuit Breaker

Bolt-On - 200 Amp - 2 Pole - 600 Volt

Eaton Cutler-Hammer

EGB34020SA - Square D 20 Amp 3 Pole 480 Volt Molded Case Circuit Breaker

EGB34020SA - Square D - Molded Case Circuit Breakers

Bolt On - 20 Amp - 3 Pole - 480 Volt

Schneider Electric

HFD2125 - Eaton - Molded Case Circuit Breaker

HFD2125 - Eaton - Molded Case Circuit Breaker

Bolt-On - 125 Amp - 2 Pole - 600 Volt

Eaton Cutler-Hammer

EDB34060SA - Square D 60 Amp 3 Pole 480 Volt Molded Case Circuit Breaker

EDB34060SA - Square D - Molded Case Circuit Breakers

Bolt On - 60 Amp - 3 Pole - 480 Volt

Schneider Electric

LGH3600FAG - Eaton - Molded Case Circuit Breaker

LGH3600FAG - Eaton - Molded Case Circuit Breaker

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

Eaton Cutler-Hammer

Save $5,492 CAD

LGH3400FAG - Eaton - Molded Case Circuit Breaker

LGH3400FAG - Eaton - Molded Case Circuit Breaker

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

Eaton Cutler-Hammer

Save $4,971 CAD

HLD2600F - Eaton - Molded Case Circuit Breaker

HLD2600F - Eaton - Frame

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

Eaton Cutler-Hammer

Save $1,106 CAD

Limited availability

EGB26125 - Square D 125 Amp 2 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

EGB26125 - Square D 125 Amp 2 Pole 600 Volt Bolt-On Molded Case Circuit Breaker

EGB26125 - Square D - Molded Case Circuit Breaker

Bolt-On - 125 Amp - 2 Pole - 480 Volt

Schneider Electric

QO320GFI - Square D - Molded Case Circuit Breaker

Plug-In - 20 Amp - 3 Pole - 240 Volt

Schneider Electric

Save $70.01 CAD

BABRP1020 - Eaton Cutler-Hammer 20 Amp 1 Pole 120 Volt Bolt-On Molded Case Circuit Breaker

BABRP1020 - Eaton - 20 Amp Molded Case Circuit Breaker

Bolt-On - 20 Amp - 1 Pole - 120 Volt

Eaton Cutler-Hammer

HQR22B200 - Siemens - Molded Case Circuit Breaker

HQR22B200 - Siemens - Molded Case Circuit Breaker

Bolt-On - 200 Amp - 2 Pole - 240 Volt

ED43B070 - Siemens - Molded Case Circuit Breaker

ED43B070 - Siemens - Molded Case Circuit Breaker

ED43B070 - Siemens - Molded Case Circuit Breaker

Bolt-On - 70 Amp - 3 Pole - 480 Volt

NGG3B030L - Siemens - Molded Case Circuit Breaker

NGG3B030L - Siemens - Molded Case Circuit Breaker

Feed-Thru - 30 Amp - 3 Pole - 600 Volt

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Molded Case Breakers