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Breakers

Trust in breaker products from MRO Electric for your electrical needs. We carry breakers from top manufacturers including FANUC, Schneider Electric, Siemens, and Yaskawa. MRO offers a minimum two year warranty on all breaker units. Contact us for a quote today!

Latest Breakers

3RW4073-6BB34

Siemens Breakers

SIRIUS SOFT STARTER, S12, 205 A, 150 HP/460 V, 50 DEG., 200-460 V AC, 115 V AC

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3RW4073-6BB35

Siemens Breakers

SIRIUS SOFT STARTER, S12, 205 A, 200 HP/575 V, 50 DEG., 400-600 V AC, 115 V AC, SCREW TERMINALS

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3RW4074-6BB34

Siemens Breakers

SIRIUS SOFT STARTER S12, 248 A, 200 HP/460 V, 50 DEG., 200-460 V AC, 115 V AC, SCREW TERMINALS

in stock

3RW4074-6BB35

Siemens Breakers

SIRIUS SOFT STARTER, S12, 248 A, 250 HP/575 V, 50 DEG., 400-600 V AC, 115 V AC, SCREW TERMINALS

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3RW4074-6BB44

Siemens Breakers

SIRIUS SOFT STARTER, S12, 280 A, 160 KW/400 V, 40 DEG., 200-460 V AC, 230 V AC, SCREW TERMINALS

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3RW4075-6BB34

Siemens Breakers

SIRIUS SOFT STARTER, S12, 315 A, 250 HP/460 V, 50 DEG., 200-460 V AC

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3RW4075-6BB44

Siemens Breakers

SIRIUS SOFT STARTER, S12, 356 A, 200 KW/400 V, 40 DEG., 200-460 V AC, 230 V AC, SCREW TERMINALS

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3RW4076-6BB34

Siemens Breakers

SIRIUS SOFT STARTER S12, 385 A, 300 HP/460 V, 50 DEG., 200-460 V AC, 115 V AC, SCREW TERMINALS

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3RW4076-6BB35

Siemens Breakers

SIRIUS SOFT STARTER, S12, 385 A, 400 HP/575 V, 50 DEG., 400-600 V AC, 115 V AC, SCREW TERMINALS

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3RW4422-1BC34

Siemens Breakers

SIRIUS SOFT STARTER, VALUES WITH 460 V, 50 DEG., STANDARD: 26A, 15HP, INSIDE-DELTA CIRCUIT 3: 45A, 30HP, 200-460 V AC, 115 V AC, SCREW TERMINALS

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3RW4422-1BC44

Siemens Breakers

SIRIUS SOFT STARTER, VALUES WITH 400 V, 40 DEG., STANDARD: 29A, 15KW, INSIDE-DELTA CIRCUIT 3: 50A, 22KW, 200-460 V AC, 230 V AC, SCREW TERMINALS

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3RW4423-1BC34

Siemens Breakers

SIRIUS SOFT STARTER, VALUES WITH 460 V, 50 DEG., STANDARD: 32A, 20HP, INSIDE-DELTA CIRCUIT 3: 55A, 40HP, 200-460 V AC, 115 V AC, SCREW TERMINALS

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3RW4423-1BC44

Siemens Breakers

SIRIUS SOFT STARTER, VALUES WITH 400 V, 40 DEG., STANDARD: 36A, 18,5KW, INSIDE-DELTA CIRCUIT 3: 62A, 30KW, 200-460 V AC, 230 V AC, SCREW TERMINALS

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3RW4424-1BC34

Siemens Breakers

SIRIUS SOFT STARTER, VALUES WITH 460 V, 50 DEG., STANDARD: 42A, 25HP, INSIDE-DELTA CIRCUIT 3: 73A, 50HP, 200-460 V AC, 115 V AC, SCREW TERMINALS

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3RW4424-1BC44

Siemens Breakers

SIRIUS SOFT STARTER, VALUES WITH 400 V, 40 DEG., STANDARD: 47A, 22KW, INSIDE-DELTA CIRCUIT 3: 81A, 45KW, 200-460 V AC, 230 V AC, SCREW TERMINALS

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3RW4425-1BC44

Siemens Breakers

SIRIUS SOFT STARTER, VALUES WITH 400 V, 40 DEG., STANDARD: 57A, 30KW, INSIDE-DELTA CIRCUIT 3: 99A, 55KW, 200-460 V AC, 230 V AC, SCREW TERMINALS

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3RW4425-3BC44

Siemens Breakers

SIRIUS SOFT STARTER, VALUES WITH 400 V, 40 DEG., STANDARD: 57A, 30KW, INSIDE-DELTA CIRCUIT 3: 99A, 55KW, 200-460 V AC, 230 V AC, CAGE CLAMP TERMINALS

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3RW4426-1BC35

Siemens Breakers

SIRIUS SOFT STARTER, VALUES WITH 575 V, 50 DEG., STANDARD: 68A, 50HP, INSIDE-DELTA CIRCUIT 3: 118A, 100HP, 400-600 V AC, 115 V AC, SCREW TERMINALS

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3RW4426-1BC44

Siemens Breakers

SIRIUS SOFT STARTER, VALUES WITH 400 V, 40 DEG., STANDARD: 77A, 37KW, INSIDE-DELTA CIRCUIT 3: 133A, 75KW, 200-460 V AC, 230 V AC, SCREW TERMINALS

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3RW4427-1BC34

Siemens Breakers

SIRIUS SOFT STARTER, VALUES WITH 460 V, 50 DEG., STANDARD: 82A, 60HP

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