Solid-State Switch

Solid-State DC Circuit Breaker

---Pioneer in high-power solid-state switches and professional supplier of solid-state DC circuit breakers

---Certified supplier for Siemens marine application

As global ship electrification and green carbon reduction and transformation efforts advance, the advantages of simple, flexible, and efficient DC grid systems have become increasingly apparent, driving rapid adoption of DC integrated power systems in marine distribution. To ensure the safety and reliability of DC distribution systems, solid-state DC circuit breakers are the preferred critical equipment for DC short-circuit protection. Astrol, a subsidiary of Sun.King Technology, has delivered hundreds of marine solid-state DC circuit breakers to leading companies such as Siemens, ABB, Kongsberg Maritime, and China State Shipbuilding Corporation Limited. These products are widely used in Norway, Finland, Sweden, Turkey, the Netherlands, the United Kingdom, the United States, South Korea, Switzerland, and China.

Astrol inherits decades of expertise and technological legacy from ABB Semiconductors in the field of high-power electronic switches. It has undertaken numerous innovative projects worldwide across various application fields, leveraging extensive engineering design experience to provide both standard and customized products listed in this manual. In the high-voltage, high-power sector, Astrol leads the industry with cutting-edge technology in all-solid-state DC circuit breakers, solid-state AC switches, and high-power pulse technology.