The SIEMENS ENERGY 5SY4101-7 is a high-quality thermal magnetic circuit breaker that is specifically designed for use in electrical systems. This circuit breaker has a single pole and is capable of handling a maximum current of 1A. It operates at a voltage of 400VAC, making it suitable for a range of applications.The 5SY4101-7 is designed for easy installation and is most commonly mounted on a din-rail. Its compact size allows it to be installed in tight spaces without compromising performance. This circuit breaker is built to ensure the utmost safety and reliability in electrical systems. It automatically trips and interrupts the flow of electrical current in the event of an overload or short circuit, protecting sensitive equipment from damage and preventing electrical fires.Overall, the SIEMENS ENERGY 5SY4101-7 is a versatile and durable thermal magnetic circuit breaker that offers superior performance and protection in electrical systems.