This is a Maytronics Black Impeller with screw which is used on various Dolphin pool cleaners. The Dolphin models include DX6, Deluxe 4, Supreme M4/M5, Nautilus, DLX5, Edge, Spectra Light Premier, Quest, Wave 65/75/80, Wave 90, Apollo Plus, Deluxe 5 Trevi, M400, M500, C3, Apollo Windo, Nautilus 115V, Nautilus CC, Nautilus CC Plus, and Triton Plus. It is also used on Pentair Prolwers 820 and 830.








