Reef Octopus Aquatrance Skimmer Pump w/ Pinwheel Impeller \n\nCost effective Octopus Protein Skimmer Pumps provide exceptional performance at an economical price. Direct replacement pumps for the Reef Octopus PRIME protein skimmers. \n\nReplacement pump for the following Reef Octopus skimmer models:Prime 150int, eSsence S-130