Ensure reliable electrical disconnection in 10kV AC grids with current ratings from 200A to 1250A. This heavy-duty outdoor isolator switch resists extreme weather, pollution, and corrosion for uninterrupted grid safety. Manual or motorized operation adapts to substation and industrial needs. Fully compliant with IEC 62271 and GB/T standards. Durable, high-current switching—engineered for critical power infrastructure.