Siemens 5SJ4103-7HG40 is a 3-amp, 1-pole SENTRON miniature molded-case circuit breaker rated for 240 V AC. It belongs to the 5SJ41 family and provides thermal-magnetic overcurrent protection with long-time and instantaneous trip functions, featuring a 14 kA short-circuit rating at 240 V. It is designed for protecting 240 V single‑phase circuits in electrical panels where a compact, reliable protective device is required.
