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Oil-Free Water-Injected Screw Compressors

AQ 15-55 VSD / AQ 30-55 15–55 kW · 20–75 hp

Powerful Oil-Free Air – Zero Risk

Zero Risk of Contamination

Designed for pharmaceutical, food & beverage, electronics and other critical industries where air quality directly affects product integrity.

Reduced Energy Costs

With energy representing over 70% of lifecycle costs, AQ compressors optimize pressure, volume and air treatment to minimize electricity consumption.

Renowned Expertise

Over sixty years of leadership in oil-free compressed air technology with continuous innovation.

Engineered to Meet Your Needs

Water-Injected Screw Element

Highly energy-efficient, low operating temperatures, water-lubricated grease-free bearings and in-house design.

Induction Motor

IP55 flange-mounted motor combined with direct drive for superior efficiency and alignment.

Heavy-Duty Air & Water Filtration

Air filtration removes 99.9% of particles down to 3 microns, while water filtration ensures clean supply.

Powerful Oil-Free Air – Zero Risk

Near-Isothermal Compression

Water removes heat at the source, increasing free air delivery and reducing wasted energy.

Polymer Ceramic Rotors

Corrosion-free rotors with optimized profiles ensure long lifespan and high efficiency.

Oil-Free Bearings

Hydrodynamic water-lubricated bearings eliminate oil or grease, ensuring pure compressed air.

VSD – Driving Down Energy Costs

Variable Speed Drive technology adjusts motor speed to match air demand, eliminating idling and blow-off losses.

  • Average 35% energy savings
  • Lower system pressure
  • Reduced lifecycle costs

Lifecycle Cost Impact

0 %
Energy Consumption
0 %
Investment & Maintenance

Applications & Sustainable Productivity

100% oil-free air means zero risk of contamination, zero production loss and protection of your brand.