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Circuit Breakers

Circuit Breakers for Industrial Applications | MRO Electric

Circuit breakers protect industrial automation systems by safely interrupting electrical currents in the event of overloads or faults. They ensure equipment and personnel remain safe while maintaining system uptime. MRO Electric provides fully tested replacement breakers and expert repair services to minimize downtime and ensure long-lasting performance across diverse industrial environments.

Featured Circuit Breaker Products

3RW3036-1AB04 | Siemens Breakers

QO120GFI | Schneider Electric Circuit Breakers

3LV1107-2KM30-0AA0 | Siemens Breakers

Key Features & Benefits

Circuit breakers are essential for protecting industrial equipment and maintaining system reliability. MRO Electric supplies high-quality breakers designed for durability, performance, and fast integration.

Benefits include:

  • High-quality industrial design for reliability
  • Compatibility with leading automation brands
  • Long-lasting performance under demanding conditions
  • Fast shipping and competitive pricing
  • Fully tested replacements for plug-and-play installation
  • Expert repair and technical support services

Circuit Breaker Applications

Circuit breakers are used across industries such as manufacturing, packaging, material handling, and robotics. They protect and control equipment like CNC machines, conveyor systems, pumps, and robotic cells, ensuring safe and reliable operation in high-demand environments.

How to Select the Right Circuit Breaker

Selecting the proper circuit breaker is critical for safety and system performance. Consider key specifications including voltage, current rating, interrupting capacity, trip characteristics, and physical dimensions. Ensure compatibility with your existing automation brand—whether Siemens, Allen-Bradley, Schneider Electric, or others. MRO Electric’s team can provide guidance to choose the correct breaker for your system to prevent downtime and protect equipment.

Why Choose MRO Electric

MRO Electric offers large in-stock inventory, 24-hour shipping, OEM-level repair services, and responsive technical support. Every circuit breaker is fully tested and warranty-backed, ensuring reliable protection for your industrial automation systems.

Latest Circuit Breakers

3RV2041-4YA10

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3RV2711-1CD10

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3RV2811-1FD10

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AUTOMATION TMCB UL489 FOR XFRMR S00 5A SCREW

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3RV2811-1HD10

Siemens Circuit Breakers

SIEMENS TMCB UL489 FOR XFRMR S00 8A SCREW

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3RV2811-4AD10

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3RW2120-1BG01

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SOLID-STATE MOTOR STARTERS DC ELECTRONIC BRAKING UNIT WITH SIGNALLING CONTACT 1.10 KW, 2-PH. 50/60HZ, 400V

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3RW2223-1AB05

Siemens Circuit Breakers

SOLID-STATE MOTOR STARTER

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3RW2225-1AB05

Siemens Circuit Breakers

SOLID-STATE MOTOR STARTER W.ELECTRONIC DEVICE PROTECTION 22A, 11KW/400V, 40CEL 200 TO 500V

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3RW2225-1AB15

Siemens Circuit Breakers

SOLID-STATE MOTOR STARTER W.ELECTRONIC DEVICE PROTECTION AND PC INTERFACE 22A, 11KW/400V, 40CEL 200 TO 500V

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3RW2231-1AB15

Siemens Circuit Breakers

SOLID-STATE MOTOR STARTER W.ELECTRONIC DEVICE PROTECTION AND PC INTERFACE 70A, 37KW/400V, 40CEL 200 TO 500V

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3RW2235-0DB15

Siemens Circuit 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 Circuit 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

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

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3RW3034-1AB14

Siemens Circuit Breakers

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

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3RW3035-1AB04

Siemens Circuit 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 Circuit Breakers

SIRIUS SOFT STARTER SIZE S2

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