The Speroni submersible borehole pump range covers a wide range of pumping duties for agricultural and domestic applications. Impellers are floating type manufactured from Noryl. Floating type impellers require less starting torque and are less affected by sand or other abrasive materials. Pump body is manufactured with 304 Stainless steel and the shaft with Hex 304 Stainless steel. Pumps with less than 19 impellers are fitted with one shaft bearing and pumps with more than 19 impellers are fitted with two bearings.