The Dolphin Nautilus Plus is Maytronic’s latest offering in today’s market for robotic cleaners. It serves as a straight upgrade from the regular Nautlius. It is a cartridge robotic cleaner that features a 60ft cable length. Its cycle time is 2.5 hours and is able to climb up the walls for more thorough cleaning. The Nautilus Plus will be able to efficiently clean, scrub, and vacuum any pool surface. The cartridge filter itself is easy to clean.