Atlas Copco Launches New Generation of Oil-free Screw Blowers

13/06/2026

Atlas Copco unveiled the new ZS 4 (VSD) variable speed oil-free screw blower. Equipped with upgraded permanent magnet VSD motor and optimized main unit, it cuts energy consumption by 12% and reduces operating noise to 68dB(A). Ideal for sewage treatment, pneumatic conveying and light industry, the product has secured bulk orders from European environmental engineering companies, leading the energy-saving upgrade trend for low-pressure air equipment.