vibration generator with spring in 3 standard models with peak force output of 2 kg, 5 kg and 10 kg. vibration generator with spring with peak forces up to 100 kg in different ranges can also be provided on request. IEICOS Electrodynamic vibration generator with spring are used to vibration generator with spring with varying amplitude and frequency for endurance and operational testing of products, structural and fatigue studies and/or to calibrate the vibration sensors. IEICOS vibration generator with spring is rotatable through ± 90°.