The Reef Octopus VarioS-6/RODC 5500 Water Impeller, also known as the DC Normal Prop Impeller, serves as a replacement impeller specifically designed for RODC and VarioS controllable water pumps. Bearing the product code ROP-VARIOS6-IMP, this impeller is tailored for use with VarioS 6 and RODC 5500 water pumps, ensuring seamless functionality and efficient water flow within your aquatic system.