This Donaldson all-metal pre-cleaner enhances primary air filter life and system efficiency in medium to heavy dust environments. With 80% contaminant separation per ISO 5011, its durable design, featuring solid stainless steel interior components, resists dirt, water, heat, and debris in demanding conditions. The one-piece stainless-steel impeller, the only moving part, and dual bearings ensure reliable performance. Measuring 4.25 inches in height, 6.30 inches in maximum body diameter, and featuring a 2.60-inch outlet inside diameter, it offers an efficiency of 0.80 and LR 2.8 m³/min (99 cfm) and HR 5.6 m³/min (198 cfm) rated flow.