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

H361DS

Schneider Electric Circuit Breakers

SWITCH FUSIBLE HEAVY DUTY 30A 3P STAINLESS

contact us or call for stock

H361NDS

Schneider Electric Circuit Breakers

SWITCH FUSIBLE HEAVY DUTY 30A 3P STAINLESS/NEUTRAL

contact us or call for stock

H361NRB

Schneider Electric Circuit Breakers

SWITCH FUSIBLE HEAVY DUTY 600V 30A 3P NEUTRAL

contact us or call for stock

H361SS

Schneider Electric Circuit Breakers

SWITCH FUSIBLE HEAVY DUTY 30A 3P NEMA 4 4X 5 316 SS

contact us or call for stock

H362AWH

Schneider Electric Circuit Breakers

SWITCH FUSIBLE HEAVY DUTY 60A HUBBELLOCK RECEPTACLE

contact us or call for stock

H362DX

Schneider Electric Circuit Breakers

SWITCH FUSIBLE HEAVY DUTY 60A 3P NEMA4X KRYDON

contact us or call for stock

H362N

Schneider Electric Circuit Breakers

60A 600V 4SN SW

contact us or call for stock

H362NRB

Schneider Electric Circuit Breakers

SWITCH FUSIBLE HEAVY DUTY 600V 60A 3P NEUTRAL

contact us or call for stock

H363A

Schneider Electric Circuit Breakers

SWITCH FUSIBLE HEAVY DUTY 600V 100A 3P NEMA12K

contact us or call for stock

H363DF

Schneider Electric Circuit Breakers

SWITCH FUSIBLE HEAVY DUTY 100A 3P NEMA4X FIBERGLASS

contact us or call for stock

H363NEI

Schneider Electric Circuit Breakers

SWITCH FUSIBLE HEAVY DUTY 100A NEMA1/NEUTRAL/INTERLK

contact us or call for stock

H363RB

Schneider Electric Circuit Breakers

100A-600V-3P RT SW

contact us or call for stock

H364AWK

Schneider Electric Circuit Breakers

SWITCH FUSIBLE HEAVY DUTY 600V 200A 3P NEMA12

contact us or call for stock

H364AWKEI

Schneider Electric Circuit Breakers

SWITCH FUSIBLE HEAVY DUTY 200A 3P NEMA12/INTERLOCK

contact us or call for stock

H364DS

Schneider Electric Circuit Breakers

SWITCH FUSIBLE HEAVY DUTY 200A 3P STAINLESS

contact us or call for stock

H365AWK

Schneider Electric Circuit Breakers

SWITCH FUSIBLE HEAVY DUTY 600V 400A 3P NEMA12

contact us or call for stock

H365NR

Schneider Electric Circuit Breakers

SWITCH FUSIBLE HEAVY DUTY 600V 400A 3P NEUTRAL

contact us or call for stock

H366AWK

Schneider Electric Circuit Breakers

SWITCH FUSIBLE HEAVY DUTY 600V 600A 3P NEMA12

contact us or call for stock

H366N

Schneider Electric Circuit Breakers

SWITCH FUSIBLE HEAVY DUTY 600V 600A 3P NEUTRAL

contact us or call for stock

H366NR

Schneider Electric Circuit Breakers

SWITCH FUSIBLE HEAVY DUTY 600V 600A 3P NEMA 3R

contact us or call for stock