The EATO circuit breaker is an open 3-pole circuit breaker designed for a variety of applications in electrical power distribution. With a rated current of 1000 Amperes and a short-circuit strength of 66 kA, it offers reliable protection and high performance. The circuit breaker is equipped with a selective protection function that allows for targeted shutdown in the event of a fault, thereby enhancing the safety of the electrical system. It meets the standards and approvals according to IEC, underscoring its quality and reliability. The protection class IP31 ensures that the switch is protected against the ingress of solid foreign objects and splashing water. The installation technique with extendable technology allows for easy installation and maintenance. The EATO circuit breaker is an ideal solution for industrial and commercial applications where high demands for electrical safety and performance are required.