Elmo Rietschle G-Series — dry, contact-free side-channel (regenerative) blowers used for both vacuum generation and low-pressure compression, conveying gases and gas-air mixtures. Flow up to 3000 m³/h and differential pressure up to 1000–1100 mbar. Decades-proven reliability with up to 20,000 hours of maintenance-free operation and low noise. IP55 motors with 50/60 Hz voltage range and worldwide certification (UL/CSA/IEC/EN); ATEX version available for hazardous environments.