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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.
3RW3036-1AB04 | Siemens Breakers
QO120GFI | Schneider Electric Circuit Breakers
3LV1107-2KM30-0AA0 | Siemens Breakers
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.
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.
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.
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.
Siemens Circuit Breakers
CIRCUIT BREAKER, SCREW-TYPE, 93A, SIZE S3 FOR MOTOR PROTECTION, STANDARD SWITCHING CAPACITY
Siemens Circuit Breakers
SOLID-STATE MOTOR STARTERS DC ELECTRONIC BRAKING UNIT WITH SIGNALLING CONTACT 1.10 KW, 2-PH. 50/60HZ, 400V
Siemens Circuit Breakers
SOLID-STATE MOTOR STARTER W.ELECTRONIC DEVICE PROTECTION 22A, 11KW/400V, 40CEL 200 TO 500V
Siemens Circuit Breakers
SOLID-STATE MOTOR STARTER W.ELECTRONIC DEVICE PROTECTION AND PC INTERFACE 22A, 11KW/400V, 40CEL 200 TO 500V
Siemens Circuit Breakers
SOLID-STATE MOTOR STARTER W.ELECTRONIC DEVICE PROTECTION AND PC INTERFACE 70A, 37KW/400V, 40CEL 200 TO 500V
Siemens Circuit Breakers
SOLID-STATE MOTOR STARTER W.ELECTRONIC DEVICE PROTECTION AND PC INTERFACE 135A, 75KW/400V, 40CEL 200 TO 500V
Siemens Circuit Breakers
SOLID-STATE MOTOR STARTER W.ELECTRONIC DEVICE PROTECTION AND PC INTERFACE 300A, 160KW/400V, 40CEL 200 TO 500V
Siemens Circuit Breakers
SIRIUS SOFT STARTER SIZE S0, 12,5A, 7.5 KW / 400 V, AC 460...575 V, UC 24 V, SCREW CONNECTION
Siemens Circuit Breakers
SIRIUS SOFT STARTER, SIZE S2, 32 A, 15 KW/400 V, AC 200...460 V, UC 110...230 V CONNECTION
Siemens Circuit Breakers
SIRIUS SOFT STARTER, SIZE S2, 38 A, 18.5 KW / 400 V, AC 200...460 V, UC 24 V, SCREW CONNECTION