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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

3RW4446-6BC44

Siemens Breakers

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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3RW4447-6BC34

Siemens Breakers

SIRIUS SOFT STARTER, VALUES WITH 460 V, 50 DEG., STANDARD: 385A, 300HP, INSIDE-DELTA CIRCUIT 3: 667A, 600HP, 200-460 V AC, 115 V AC, SCREW TERMINALS

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3RW4453-6BC35

Siemens Breakers

SIRIUS SOFT STARTER, VALUES AT 575V, 50DEG., STANDARD: 494A, 500HP, INSIDE-DELTA CIRCUIT 3: 856A, 950HP, 400-600V AC, 115V 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

in stock

3RW3036-1AB14

Siemens Breakers

SIRIUS SOFT STARTER, SIZE S2, 45 A, 22 KW / 400 V, AC 200...460 V, UC 110...230 V, SCREW CONNECTION

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3RW3044-1AB14

Siemens Breakers

SOFT START, SIZE S3, 63 A, 30 KW / 400 V, AC 200...460 V, UC 110...230 V

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3RW3044-1AB15

Siemens Breakers

SIRIUS CUSHIONED STARTER SIZE S3, 63 A, 37 KW / 500 V AC 460...575 V, UC 110...230 V SCREW CONNECTION

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3RW3045-1AB04

Siemens Breakers

SIRIUS SOFT STARTER, SIZE S3, 75 A, 37 KW / 400 V, AC 200...460 V, UC 24 V, SCREW CONNECTION

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3RW3045-1AB14

Siemens Breakers

SIRIUS SOFT STARTER, SIZE S3, 75 A, 37 KW / 400 V, AC 200...460 V, UC 110...230 V, SCREW CONNECTION

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3RW3045-1AB15

Siemens Breakers

SIRIUS SOFT STARTER, SIZE S3, 75 A, 55 KW / 500 V, AC 460...575 V, UC 110...230 V, SCREW CONNECTION

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3RW3046-1AB04

Siemens Breakers

SIRIUS SOFT STARTER, SIZE S3, 100 A, 55 KW / 400 V, AC 200...460 V, UC 24 V, SCREW CONNECTION

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3RW3046-1AB14

Siemens Breakers

SIRIUS SOFT STARTER, SIZE S3, 100 A, 55 KW / 400 V, AC 200...460 V, UC 110...230 V, SCREW CONNECTION

in stock

3RW3346-0EC34

Siemens Breakers

ELECTRON. MOTOR CONTROL UNIT, VALUES WITH 55 DEGREES, STANDARD: 80 A, INSIDE-DELTA-3: 156 A, 200-460 V AC, 115 V AC

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3RW3457-0DC44

Siemens Breakers

ELECTRONIC MOTOR CONTROLLER VALUES AT 400V, 40 DEGREES INSIDE-DELTA: 191A, 110KW, STANDARD: 110A, 55KW, AC 200-460V, AC 230V

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3RW3950-6DC38

Siemens Breakers

CONTROL UNIT FOR SIKOSTART 3RW34..-0DC3. AC 115 V

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3RW4026-1BB05

Siemens Breakers

SIRIUS SOFT STARTER, S0, 25A, 15KW/500V, 40 DEGR., AC 400-600V, AC/DC 24V, SCREW TERMINALS

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3RW4027-1BB14

Siemens Breakers

SIRIUS SOFT STARTER, S0, 32A, 15KW/400V, 40 DEGR., AC 200-480V, AC/DC 110-230V, SCREW TERMINALS

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3RW4028-1BB14

Siemens Breakers

SOFT STARTER, 38A, 18.5KW/400V, 40 DEGR., AC 200-480V, AC/DC 110-230V

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3RW4036-1BB04

Siemens Breakers

SIRIUS SOFT STARTER, S2, 45A, 22KW/400V, 40 DEGR., AC 200-480V, AC/DC 24V, SCREW TERMINALS

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3RW4037-1BB14

Siemens Breakers

SOFT STARTER, S2, 63A, 30KW/400V, 40 DEGR., AC 200-480V

in stock