Available. The Siemens 5SY4104-7 is a single-pole miniature circuit breaker designed for supplementary protection in industrial applications. Operating at a rated voltage of 400 V AC and a current rating of 4 A, it features a C-curve tripping characteristic suitable for general device protection in control circuits. The breaker has a breaking capacity of 10 kA at 230 V AC, ensuring reliable interruption of fault currents. With a compact design measuring 70 mm in depth and 18 mm in width, it is optimized for DIN rail mounting, facilitating easy integration into control panels. The device operates within a temperature range of -25°C to 45°C, making it suitable for various industrial environments. Compliance with international standards, including IEC/EN 60898 and IEC/EN 60947-2, ensures its reliability and safety in industrial settings.