Siemens 5SY8204-7

The Siemens 5SY8204-7 is a miniature circuit breaker designed for reliable protection in electrical installations. Featuring a 2-pole configuration with a 4 ampere rating, it supports voltages up to 400 V and can handle short-circuit currents up to 25 kA. Its C-curve characteristic makes it suitable for a range of applications where moderate inrush currents are expected. This compact unit mounts easily on a standard DIN rail, simplifying integration into control panels and distribution boards. BSP Automation provides this circuit breaker as part of their comprehensive range of industrial automation components.