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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

H366R

Schneider Electric Circuit Breakers

SWITCH FUSIBLE HEAVY DUTY 600V 600A 3P NEMA3R

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H367N

Schneider Electric Circuit Breakers

SWITCH FUSIBLE HEAVY DUTY 600V 800A 3P NEMA1/NEUTRAL

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H367NR

Schneider Electric Circuit Breakers

SWITCH FUSIBLE HEAVY DUTY 600B 800A NEUTRAL

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H367R

Schneider Electric Circuit Breakers

SWITCH FUSIBLE HEAVY DUTY 600V 800A 3P NEMA3R

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H368NR

Schneider Electric Circuit Breakers

SWITCH FUSIBLE HEAVY DUTY 600V 1200A NEMA3R/NEUTRAL

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H368R

Schneider Electric Circuit Breakers

SWITCH FUSIBLE HEAVY DUTY 600V 1200A 3P NEMA3R

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H465AWK

Schneider Electric Circuit Breakers

SWITCH FUSIBLE HEAVY DUTY 600V 400A 4P NEMA12

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H800SNE4

Schneider Electric Circuit Breakers

NEUTRAL ASSEMBLY INSULATED GROUNDABLE

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H82445

Schneider Electric Circuit Breakers

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HC3248WP

Schneider Electric Circuit Breakers

PANELBOARD ENCLOSURE/BOX T-3R/12 48H 32W

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HC3264WP

Schneider Electric Circuit Breakers

PANELBOARD ENCLOSURE/BOX T-3R/12 64H 32W

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HC3273TSHR

Schneider Electric Circuit Breakers

PANELBOARD COVER/TRIM ILINE T-1 S 32W73H HR

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HC3273WP

Schneider Electric Circuit Breakers

PANELBOARD ENCLOSURE/BOX T-3R/12 73H 32W

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HC4259WP

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PANELBOARD ENCLOSURE/BOX T-3R/12 59H 42W

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HC4268WP

Schneider Electric Circuit Breakers

PANELBOARD ENCLOSURE/BOX T-3R/12 68H 42W

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HC4286TSHR

Schneider Electric Circuit Breakers

PANELBOARD COVER/TRIM ILINE T-1 S 42W86H HR

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HC4286WP

Schneider Electric Circuit Breakers

PANELBOARD ENCLOSURE/BOX T-3R/12 86H 42W

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HC8SN

Schneider Electric Circuit Breakers

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HCM18736MP

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PANELBOARD INTERIOR I-LINE 600A PROXIMA MB

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HCM23646

Schneider Electric Circuit Breakers

PANELBOARD INTERIOR ILINE 600A MLO 3PH

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