Roto Pumps Ltd. Is the manufacturer of Spares Parts of Progressive Cavity Pumps. Roto Pumps Ltd. Is an ISO 9001-2000 certified company. The Spares Parts of Progressive Cavity Pumps reduces the risk of breakdown but also maintains higher volumetric efficiency & lower power consumption. The single source for all spare parts assures retaining the comprehensive warranty on both pump & spares. All the critical spare parts, including Rotor & Stator are manufactured in-house for consistent high standards under strict quality control. The Spares Parts of Progressive Cavity Pumps are tested for zero leakage. Zero leakage contributes to higher volumetric and mechanical efficiency.