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Siemens Breakers

At MRO Electric, we are dedicated to providing our customers with high quality automation solutions. With our extensive range of Siemens products, we help drive efficiency, profitability, and reliability for your operations. Count on our team of certified repair technicians who meticulously inspect and test all Siemens parts to ensure their optimal performance.

Choose from our selection of new or refurbished Breakers, all backed by a generous 2-year warranty. Our repair services are also available for any Siemens Breakers that require maintenance or troubleshooting. And don't forget about our core exchange program, designed to maximize your savings while upgrading your equipment.

Explore product offerings below and request a quote today! Our team is committed to assisting you in finding the perfect solution that aligns with your automation needs and objectives.

Latest Siemens Breakers

3RW4424-1BC44

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

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

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

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

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

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

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3RW4427-1BC35

SIRIUS SOFT STARTER, VALUES WITH 575 V, 50 DEG., STANDARD: 82A, 75HP, INSIDE-DELTA CIRCUIT 3: 142A, 125HP, 400-600 V AC, 115 V AC, SCREW TERMINALS

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3RW4427-1BC44

SIRIUS SOFT STARTER, VALUES WITH 400 V, 40 DEG., STANDARD: 93A, 45KW, INSIDE-DELTA CIRCUIT 3: 161A, 90KW, 200-460 V AC, 230 V AC, SCREW TERMINALS

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3RW4434-6BC34

SIRIUS SOFT STARTER, VALUES WITH 460 V, 50 DEG., STANDARD: 100A, 75HP, INSIDE-DELTA CIRCUIT 3: 173A, 125HP, 200-460 V AC, 115 V AC, SCREW TERMINALS

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3RW4434-6BC44

SIRIUS SOFT STARTER, VALUES WITH 400 V, 40 DEG., STANDARD: 113A, 55KW, INSIDE-DELTA CIRCUIT 3: 196A, 110KW, 200-460 V AC, 230 V AC, SCREW TERMINALS

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3RW4435-6BC44

SIRIUS SOFT STARTER, VALUES WITH 400 V, 40 DEG., STANDARD: 134A, 75KW, INSIDE-DELTA CIRCUIT 3: 232A, 132KW, 200-460 V AC, 230 V AC, SCREW TERMINALS

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3RW4436-6BC34

SIRIUS SOFT STARTER, VALUES WITH 460 V, 50 DEG., STANDARD: 145A, 100HP, INSIDE-DELTA CIRCUIT 3: 251A, 200HP, 200-460 V AC, 115 V AC, SCREW TERMINALS

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3RW4436-6BC35

SIRIUS SOFT STARTER, VALUES WITH 575 V, 50 DEG., STANDARD: 145A, 125HP, INSIDE-DELTA CIRCUIT 3: 251A, 250HP, 400-600 V AC, 115 V AC, SCREW TERMINALS

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3RW4443-6BC34

SIRIUS SOFT STARTER, VALUES WITH 460 V, 50 DEG., STANDARD: 180A, 125HP, INSIDE-DELTA CIRCUIT 3: 312A, 250HP, 200-460 V AC, 115 V AC, SCREW TERMINALS

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3RW4444-6BC35

SIRIUS SOFT STARTER, VALUES WITH 575 V, 50 DEG., STANDARD: 215A, 200HP, INSIDE-DELTA CIRCUIT 3: 372A, 350HP, 400-600 V AC, 115 V AC, SCREW TERMINALS

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3RW4444-6BC44

SIRIUS SOFT STARTER, VALUES WITH 400 V, 40 DEG., STANDARD: 250A, 132KW, INSIDE-DELTA CIRCUIT 3: 433A, 250KW, 200-460 V AC, 230 V AC, SCREW TERMINALS

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3RW4445-6BC34

SIRIUS SOFT STARTER, VALUES WITH 460 V, 50 DEG., STANDARD: 280A, 200HP, INSIDE-DELTA CIRCUIT 3: 485A, 400HP, 200-460 V AC, 115 V AC, SCREW TERMINALS

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3RW4445-6BC44

SIRIUS SOFT STARTER, VALUES WITH 400 V, 40 DEG., STANDARD: 313A, 160KW, INSIDE-DELTA CIRCUIT 3: 542A, 315KW, 200-460 V AC, 230 V AC, SCREW TERMINALS

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3RW4445-6BC45

SIRIUS SOFT STARTER, VALUES WITH 500 V, 40 DEG., STANDARD: 313A, 200KW, INSIDE-DELTA CIRCUIT 3: 542A, 355KW, 400-600 V AC, 230 V AC, SCREW TERMINALS

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3RW4446-6BC44

SIRIUS SOFT STARTER, VALUES WITH 400 V, 40 DEG., STANDARD: 356A, 200KW, INSIDE-DELTA CIRCUIT 3: 617A, 355KW, 200-460 V AC, 230 V AC, SCREW TERMINALS

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