Plug, IEC Adapter, NEMA Plug manufacturer / supplier in China, offering NEMA L6-30r Locking Receptacle, 30A 250V Twist Lock Outlet, ETL Listed Industrial Socket, ETL Listed NEMA L6-30r Locking Receptacle, 30A 250V Twist Lock Female Connector, High-Quality ETL Listed NEMA L7-30r Locking Plug for Industrial Use and so on.