This Donaldson all-metal pre-cleaner, extends primary air filter life and boosts system efficiency in medium to heavy dust environments. Separating up to 80% of contaminants per ISO 5011, it features solid stainless steel interior components to resist dirt, water, heat, and debris. The one-piece stainless-steel impeller, the only moving part, and dual bearings ensure reliable performance. With a height of 3.43 inches, maximum body diameter of 5.39 inches, and 2.05-inch outlet inside diameter, it offers an efficiency of 0.80 and a rated flow of LR 1.4 m³/min (49 cfm) and HR 2.8 m³/min (99 cfm).