$22.65 - $425.80
Use this junior model of the Van de Graaff generator for numerous electrostatic experiments and displays.This 34cm mini version produces 75,000 volts and delivers sparks up to 10cm in length. The metal base houses an electric motor that operates on 115VAC 50/60Hz. The 10cm aluminum sphere sits on top of a clear plastic column that allows students to see the moving belt that delivers charge to the sphere.
Replacement belts measuring 2W x 28cmL are also available separately.