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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

3RW2235-0DB15

Siemens Breakers

SOLID-STATE MOTOR STARTER W.ELECTRONIC DEVICE PROTECTION AND PC INTERFACE 135A, 75KW/400V, 40CEL 200 TO 500V

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3RW2240-0DB15

Siemens Breakers

SOLID-STATE MOTOR STARTER W.ELECTRONIC DEVICE PROTECTION AND PC INTERFACE 300A, 160KW/400V, 40CEL 200 TO 500V

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3RW3024-1AB05

Siemens Breakers

SIRIUS SOFT STARTER SIZE S0, 12,5A, 7.5 KW / 400 V, AC 460...575 V, UC 24 V, SCREW CONNECTION

in stock

3RW3034-1AB14

Siemens Breakers

SIRIUS SOFT STARTER, SIZE S2, 32 A, 15 KW/400 V, AC 200...460 V, UC 110...230 V CONNECTION

in stock

3RW3035-1AB04

Siemens Breakers

SIRIUS SOFT STARTER, SIZE S2, 38 A, 18.5 KW / 400 V, AC 200...460 V, UC 24 V, SCREW CONNECTION

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3RW3035-1AB14

Siemens Breakers

SIRIUS SOFT STARTER, SIZE S2, 38 A, 18.5 KW / 400 V, AC 200...460 V, UC 110...230 V, SCREW CONNECTION

in stock

3RB2036-1UB0

Siemens Breakers

SINAMICS OVERLOAD RELAY 12.5-50 AMP 3POLE 690V 50/60HZ

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3KD4640-0QE10-0

Siemens Breakers

SWITCH-DISCONNECTOR 630A, FRAME SIZE 4, 4-POLE FRONT OPERATING LEFT BASIC UNIT WITHOUT HANDLE FLAT TERMINAL

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3KE4530-0AA

Siemens Breakers

SWITCH DISCONNECTOR 3-POLE I=1000A, U=690V, FRONT ROTARY OPERATING MECHANISM WITHOUT HANDLE

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3NP4370-0CA01

Siemens Breakers

SENTRON, FUSE SWITCH DISCONNECTOR 3NP4, 3-POLE, NH2, 400 A, FOR ASSEMBLY AND INSTALLATION ON MOUNTING PLATE, SCREW CONNECTION

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3NP4470-0CA01

Siemens Breakers

SENTRON, FUSE SWITCH DISCONNECTOR 3NP4, 3-POLE, NH3, 630 A, FOR ASSEMBLY AND INSTALLATION ON MOUNTING PLATE, SCREW CONNECTION

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3NP5260-0EA86

Siemens Breakers

SENTRON, FUSE SWITCH DISCONNECTOR 3NP5, 3-POLE, NH1, 250 A, FOR ASSEMBLY AND INSTALLATION ON MOUNTING PLATE, WITH HIGH-SPEED CLOSING FEATURE, SCREW CO...

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3NP5260-0EB86

Siemens Breakers

SENTRON, FUSE SWITCH DISCONNECTOR 3NP5, 3-POLE, NH1, 250 A, FOR ASSEMBLY AND INSTALLATION ON MOUNTING PLATE, WITH HIGH-SPEED CLOSING FEATURE, CLAMP TE...

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3NP5460-0EA86

Siemens Breakers

SENTRON, FUSE SWITCH DISCONNECTOR 3NP5, 3-POLE, NH3, 630 A, FOR ASSEMBLY AND INSTALLATION ON MOUNTING PLATE, WITH HIGH-SPEED CLOSING FEATURE, SCREW CO...

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3RA1336-8XB30-1BB4

Siemens Breakers

REVERSING CONTACTOR ASSEMBLY AC-3, 22 KW/400 V, 3-POLE SIZE S2, SCREW TERMINAL 24V DC ELECTRICAL AND MECHANICAL INTERLOCK

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3RA1345-8XB30-1AL2

Siemens Breakers

REVERSING CONTACTOR ASSEMBLY AC-3, 37 KW/400 V, 3-POLE SIZE S3, SCREW TERMINAL 230 V AC, 50/60 HZ ELECTRICAL AND MECHANICAL INTERLOCK

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3RA1345-8XB30-1BB4

Siemens Breakers

REVERSING CONTACTOR ASSEMBLY AC-3, 37 KW/400 V, 3-POLE SIZE S3, SCREW TERMINAL 24 V DC ELECTRICAL AND MECHANICAL INTERLOCK

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3RA1346-8XB30-1BB4

Siemens Breakers

REVERSING CONTACTOR ASSEMBLY AC-3, 45 KW/400 V, 3-POLE SIZE S3, SCREW TERMINAL 24 V DC ELECTRICAL AND MECHANICAL INTERLOCK

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3RA1445-8XC21-1AL2

Siemens Breakers

CONTACTOR ASSEMBLY, STAR-DELTA (ASSEMBLED) WITH TIME RELAIS AT THE SIDE, AC-3 75KW/400 V, 3-POLE, SIZES S3,S3,S2, EL. LOCKED, SCREW CONNECTION, AC 230...

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3RA6250-1EB32

Siemens Breakers

SIRIUS, COMPACT STARTER, REVERSING STARTER 400 V, 24 V AC/DC, 50... 60 HZ, 8... 32 A, IP20, MAIN CIRCUIT CONNECTION: SCREW TERMINAL, AUXILIARY CIRCUIT...

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