Shop Nautilus CC Nautilus CC Pool Vacuum Cleaners 2024 Update Dolphin Nautilus CC line of robotic pool vacuum cleaners continue to be the top sellers.USA Today rates the Dolphin Nautilus CC Plus as the top rated robotic pool vacuum cleaner.We sell both new and certified like-new Dolphin pool cleaners. Shop Pool Vacuum Cleaners Dolphin Robot Categories Dolphin In-Ground RobotsShop