Molded Case Breakers

7530 products

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

7530 products

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MGL36400 - Square D 400 Amp 3 Pole 600 Volt Solid State Molded Case Circuit Breaker

MGL36400 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

MGL36300 - Square D 300 Amp 3 Pole 600 Volt Solid State Molded Case Circuit Breaker

MGL36300 - Square D - Molded Case Circuit Breaker

Feed-Thru - 300 Amp - 3 Pole - 600 Volt

Schneider Electric

MGA36800 - Square D 800 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

MGA36800 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 800 Amp - 3 Pole - 600 Volt

Schneider Electric

Save $6,565 CAD

MGA36700 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 700 Amp - 3 Pole - 600 Volt

Schneider Electric

Save $1,600 CAD

MGA36600 - Square D 600 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

MGA36600 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

Save $1,740 CAD

MGA36500 - Square D 500 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

MGA36500 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 500 Amp - 3 Pole - 600 Volt

Schneider Electric

Save $1,610 CAD

MGA36450 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 450 Amp - 3 Pole - 600 Volt

Schneider Electric

Save $2,292 CAD

MGA36400 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 400 Amp - 3 Pole - 600 Volt

Schneider Electric

Save $2,440 CAD

MGA36300 - Square D 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

MGA36300 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 300 Amp - 3 Pole - 600 Volt

Schneider Electric

Save $1,740 CAD

LJL36600U33X - Square D - Molded Case Circuit Breaker

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

Schneider Electric

Save $1,990 CAD

LJL36600U31X - Square D - Molded Case Circuit Breaker

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

Schneider Electric

Save $5,123 CAD

LJL36400U33X - Square D - Molded Case Circuit Breaker

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

Schneider Electric

Save $3,990 CAD

LJL36400U31X - Square D - Molded Case Circuit Breaker

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

Schneider Electric

Save $1,314 CAD

LJA36600U33X - Square D - Molded Case Circuit Breaker

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

Schneider Electric

Save $7,714 CAD

LI36600 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

Save $1,040 CAD

LHL36400 - Square D 400 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

LHL36400 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

Save $1,101 CAD

LHL36350 - Square D 350 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

LHL36350 - Square D - Molded Case Circuit Breaker

Feed-Thru - 350 Amp - 3 Pole - 600 Volt

Schneider Electric

LHL36250 - Square D 250 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

LHL36250 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

Limited availability

LHL36200 - Square D 200 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

LHL36200 - Square D - Molded Case Circuit Breaker

Feed-Thru - 200 Amp - 3 Pole - 600 Volt

Schneider Electric

Save $2,368 CAD

LH36400 - Square D 400 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

LH36400 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 400 Amp - 3 Pole - 600 Volt

Schneider Electric

Save $1,775 CAD

LH36350 - Square D 350 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

LH36350 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 350 Amp - 3 Pole - 600 Volt

Schneider Electric

Save $1,155 CAD

LH36250 - Square D 250 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

LH36250 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

LH36225 - Square D 225 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

LH36225 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

Save $1,078 CAD

LH36200 - Square D 200 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

LH36200 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 200 Amp - 3 Pole - 600 Volt

Schneider Electric

Save $1,005 CAD

LCL36600 - Square D 600 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

LCL36600 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

LCL36500 - Square D 500 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

LCL36500 - Square D - Molded Case Circuit Breaker

Feed-Thru - 500 Amp - 3 Pole - 600 Volt

Schneider Electric

LCL36400 - Square D 400 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

LCL36400 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

LCL36300 - Square D 300 Amp 3 Pole 600 Volt Molded Case Circuit Breaker

LCL36300 - Square D - Molded Case Circuit Breaker

Feed-Thru - 300 Amp - 3 Pole - 600 Volt

Schneider Electric

LC36600 - Square D - Molded Case Circuit Breaker

LC36600 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

LC36450 - Square D - Molded Case Circuit Breaker

LC36450 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 450 Amp - 3 Pole - 600 Volt

Schneider Electric

Save $1,105 CAD

LC36300 - Square D - Molded Case Circuit Breaker

LC36300 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 300 Amp - 3 Pole - 600 Volt

Schneider Electric

LAL36250 - Square D - Molded Case Circuit Breaker

LAL36250 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

LAL36225 - Square D - Molded Case Circuit Breaker

LAL36225 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

Save $2,417 CAD

LAL36200 - Square D - Molded Case Circuit Breaker

LAL36200 - Square D - Molded Case Circuit Breaker

Feed-Thru - 200 Amp - 3 Pole - 600 Volt

Schneider Electric

LAL36175 - Square D - Molded Case Circuit Breaker

LAL36175 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

LAL36150 - Square D - Molded Case Circuit Breaker

LAL36150 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

Limited availability

LAL36125 - Square D - Molded Case Circuit Breaker

LAL36125 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

Save $1,337 CAD

LA36350 - Square D - Molded Case Circuit Breaker

LA36350 - Square D - Molded Case Circuit Breaker

I-Line Plug-In - 350 Amp - 3 Pole - 600 Volt

Schneider Electric

Save $3,940 CAD

LA36250 - Square D - Molded Case Circuit Breaker

LA36250 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

Save $3,800 CAD

LA36225 - Square D - Molded Case Circuit Breaker

LA36225 - Square D - Molded Case Circuit Breaker

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

Schneider Electric

Save $3,940 CAD

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Molded Case Breakers