1. Low-cost, compact vacuum generator 2. Light weight 3. Various performance levels and vacuum types 4. Using integrated solenoid valve, short switching time 5. Place workpieces quickly, accurately and safely through injection pulses 6. Easy to install 7. Lowest installation cost 8. Sustainable operation by reducing pressure levels 9. The RA1 derivative has a robot interface and can be quickly integrated into a lightweight robot environment.