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These pumps are equipped with a cutting mechanism and can be used for: pumping contaminated liquids that may contain foreign household objects, draining rainwater from basements, garages, draining flooded land plots, domestic wastewater disposal, contaminated wastewater in industrial processes, pumping water at small treatment plants, etc. Advantages: Cutting mechanism made of alloy steel; Float switch; Electric motor stator made of cold-rolled steel; Built-in thermal protection against motor overheating; Open-type impeller; Stainless steel shaft AISI 304. Technical specifications: Max immersion depth: 5 m; Pumped liquid: contaminated water; Max fluid temperature: +40°C; Diameter of solid particles in suspension: 10 mm; Max allowable pressure: 773372 (WQDw10-8-1.1CF) - 4 bar; 773373 (WQDw10-12-1.8CF) - 5 bar; Housing material: cast iron; Impeller: cast iron; Rotation speed: 2900 rpm; Discharge outlet diameter: 2".