Oil Free Water Injected Compressors These oil-less series contains absolutely no oil anywhere in the compressor and has been certified ISO 8573-1 Class Zero (2010) and silicone free. The unique design achieves lower speeds combined with lower operating temperatures - both resulting in high efficiency and reduced component wear. WATER INJECTED COMPRESSORS 15-110 kW 0.32 - 18.55 m3/min @ 8 bar Learn More WATER INJECTED COMPRESSORS 15-110 kW 0.32 - 18.55 m3/min @ 8 bar Learn More