Description
The Siemens 5SJ4105-8HG42 is a premium Miniature Circuit Breaker (MCB) from the renowned Siemens SENTRON series, engineered for robust electrical circuit protection. This 1-pole device is rated at 1A and features a Curve D tripping characteristic, making it particularly suitable for circuits with high inrush currents, such as those powering transformers, solenoids, or certain types of motor loads. It operates reliably at 400V AC and 60V DC, providing broad application flexibility.
With a significant 10 kA breaking capacity, the Siemens 5SJ4105-8HG42 is designed to safely and effectively interrupt fault currents, thereby protecting electrical installations from damage and ensuring the safety of personnel. The MCB’s high-quality construction and precise tripping mechanism guarantee long-term reliability and consistent protection in challenging industrial and commercial settings. This Siemens MCB is a mark of quality.
This Siemens 5SJ4105-8HG42 MCB is crucial for safeguarding sensitive downstream equipment from the detrimental effects of overloads and short circuits. Its application helps to minimize costly downtime and reduce the risk of equipment failure. The Curve D characteristic ensures that nuisance tripping due to temporary current surges is avoided.
Choose the Siemens 5SJ4105-8HG42 for advanced and dependable circuit protection. Its specialized tripping curve, robust breaking capacity, and reliable performance make it an excellent choice for professionals focused on ensuring the safety and operational continuity of their electrical infrastructure.







