Lauritz Knudsen’s CZ range of switch disconnectors includes both DC SD and 800 V AC SD, designed for reliable switching and safe isolation in demanding electrical systems such as solar plants and industrial distribution networks. The DC switch disconnectors are suitable for voltages up to 1500 V DC, featuring rugged construction, high fault withstand capability, and enhanced safety elements like terminal shrouds, phase barriers, and door interlocks to prevent accidental contact and ensure secure maintenance operations,while also supporting high current ratings and long mechanical life..pdf) Similarly, the 800 V AC switch disconnectors are engineered for high-efficiency AC systems, offering dependable load breaking, compact design, and compliance with IEC standards, making them ideal for applications such as motor control, power distribution panels, and solar AC systems. Both variants are designed for Indian ambient conditions, allowing operation at elevated temperatures with reliable performance, easy installation, and compatibility with aluminium or copper terminations, thereby ensuring durability, safety, and versatility across a wide range of industrial and renewable energy applications.