Van De Graaff Generator Large Variable Speed 400kVThe 400kV Van De Graaff Generator is a modern, compact, and robust instrument, designed with all parts fully exposed for educational use in the classroom. This special model, featuring a 300mm diameter dome, is ideal for impressive demonstrations and experiments, providing a visual and hands on experience of electrostatic phenomena. Key Features: : High Voltage Output: Capable of generating up to 400kV, creating a 15cm spark gap for dramatic