2-year Warranty

Same Day Shipping

Siemens Image

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

3RW4055-2BB34

SIRIUS SOFT STARTER, S6, 117 A, 75 HP/460 V, 50 DEG., 200-460 V AC, 115 V AC, CAGE CLAMP TERMINALS

contact us or call for stock

3RW4055-6BB34

SOFT STARTER, S6, 117 A, 75 HP/460 V, 50 DEG., 200-460 V AC, 115 V AC

contact us or call for stock

3RW4055-6BB35

SIRIUS SOFT STARTER, S6, 117 A, 100 HP/575 V, 50 DEG., 400-600 V AC, 115 V AC, SCREW TERMINALS

contact us or call for stock

3RW4055-6BB44

SIRIUS SOFT STARTER, S6, 134 A, 75 KW/400 V, 40 DEG., 200-460 V AC, 230 V AC, SCREW TERMINALS

contact us or call for stock

3RW4056-6BB34

SOFT STARTER, S6, 145 A, 100 HP/460 V, 50 DEG., 200-460 V AC, 115 V AC

contact us or call for stock

3RW4073-6BB34

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

contact us or call for stock

3RW4073-6BB35

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

contact us or call for stock

3RW4074-6BB34

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

contact us or call for stock

3RW4074-6BB35

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

contact us or call for stock

3RW4074-6BB44

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

in stock

3RW4075-6BB34

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

contact us or call for stock

3RW4075-6BB44

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

contact us or call for stock

3RW4076-6BB34

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

contact us or call for stock

3RW4076-6BB35

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

contact us or call for stock

3RW4422-1BC34

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

contact us or call for stock

3RW4422-1BC44

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

contact us or call for stock

3RW4423-1BC34

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

contact us or call for stock

3RW4423-1BC44

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

contact us or call for stock

3RW4424-1BC34

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

contact us or call for stock

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

contact us or call for stock