2-year MRO Warranty

Same Day Shipping

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

S33982

Schneider Electric Circuit Breakers

CIRCUIT BREAKER 2000A SENSOR PLUG

contact us or call for stock

S434206

Schneider Electric Circuit Breakers

CB POCKET BATTERY FOR MICROLOGIC

contact us or call for stock

S47053

Schneider Electric Circuit Breakers

CIRCUIT BREAKER 400A SENSOR PLUG

contact us or call for stock

S47323

Schneider Electric Circuit Breakers

CIRCUIT BREAKER SHUNT TRIP/CLOSE 100-130V AC/DC

contact us or call for stock

S47362

Schneider Electric Circuit Breakers

CIRCUIT BREAKER SHUNT TRIP/CLOSE 100-130V AC/DC

contact us or call for stock

S47403

Schneider Electric Circuit Breakers

CB 2 PROGRAMMABLE CONTACT MODULE

contact us or call for stock

S47404

Schneider Electric Circuit Breakers

CIRCUIT BREAKER 6 PROGRAMMABLE CONTACT MODULE

contact us or call for stock

S48182

Schneider Electric Circuit Breakers

NEUTRAL CURRENT XFMR, 2500A SENSOR

contact us or call for stock

S48206

Schneider Electric Circuit Breakers

CIRCUIT BREAKER SPRING CHARGING MOTOR 24-30V DC

contact us or call for stock

S48384

Schneider Electric Circuit Breakers

CIRCUIT BREAKER CRADLE COMMUNICATION MODULE

contact us or call for stock

S48468

Schneider Electric Circuit Breakers

CIRCUIT BREAKER AUXILIARY SWITCH 4A/4B

contact us or call for stock

S48493

Schneider Electric Circuit Breakers

CIRCUIT BREAKER SHUNT TRIP/CLOSE 100-130V AC/DC

contact us or call for stock

S48503

Schneider Electric Circuit Breakers

CIRCUIT BREAKER UNDERVOLTAGE TRIP 100-130V AC/DC

contact us or call for stock

S48612

Schneider Electric Circuit Breakers

CIRCUIT BREAKER ROD INTERLOCK KIT

contact us or call for stock

S48823

Schneider Electric Circuit Breakers

CIRCUIT BREAKER 600A SENSOR PLUG

contact us or call for stock

S48825

Schneider Electric Circuit Breakers

CIRCUIT BREAKER 3000A SENSOR PLUG

contact us or call for stock

S48890

Schneider Electric Circuit Breakers

CIRCUIT BREAKER INTERFACE MODULE 120V

contact us or call for stock

S48891

Schneider Electric Circuit Breakers

CIRCUIT BREAKER INTERFACE MODULE

contact us or call for stock

S48896

Schneider Electric Circuit Breakers

NEUTRAL CURRENT TRANSFOMER 2000A SENSOR

contact us or call for stock

S48901

Schneider Electric Circuit Breakers

CIRCUIT BREAKER LIFTING DEVICE

contact us or call for stock