Siemens Circuit breaker, 1-pole, 230V, 15kA, 4A Part number 5SJ7104-7CC20

This circuit breaker provides overcurrent protection for single-phase circuits rated at 230V, with a 4A rated current and a 15kA breaking capacity. The single-pole design suits installation in control panels and distribution boards where compact, DIN-rail mounted protection is required. It is typically used to safeguard individual circuits within industrial automation and control systems.