Experience reliable electrical protection with the Siemens 5SP4391-7 Circuit Breaker, a part of the 5SP4 Series designed for superior performance. This 3-pole, 100A unit is rated for 400V AC and offers Type C tripping characteristics, ensuring your system remains safeguarded against overloads and short circuits. The circuit breaker conveniently mounts on a DIN rail, making installation and maintenance straightforward.Equipped with a trip indicator, this supplementary protector encourages a proactive approach to maintenance, allowing for timely inspections and repairs. Its robust construction, paired with its straightforward mounting style, makes it a practical addition to any industrial or commercial power distribution system. NEW - NO BOX