Spare parts for Dolphin Cosmos 30. If you need spare parts for Maytronics Dolphin Cosmos 30 pool cleaner, you are in the right section. Zavatti Shop has a large warehouse where you can find all the accessories for your Dolphin Cosmos 30 robot. Guide disc, casing, pulley, filter bag, trolley, motor box, connection jack ... all available for immediate delivery. You can also send us the entire Dolphin Cosmos 30 robot for a complete overhaul. Call at n. +39 0386 740171 or write to info@zavattishop.com Zavatti Shop is official Dolphin Maytronics service center.