Van De Graaff Generator - Large - 400KThis Large Van De Graaff Generator is a high output, compact electrostatics device designed for reliable performance in classroom demonstrations. With a 400kV voltage capacity and a 250mm dome, this model produces dramatic spark discharges and enables a wide range of static electricity experiments. All internal components are fully visible, giving students an excellent view of how electrostatic charge is generated and transported. Built with durable