37 Operation confirmed with CY24. This is a 3-switch type. Please make sure you have the correct type. Please confirm the attachment part of this unit before purchasing. ■Product Name Dyson Vacuum Cleaner Motor head only 25200 Genuine product Carbon fiber brush ■Compatible Models DC63 CY24 CY25 Please understand that this is a used item. Please refrain from purchasing if you are sensitive to used items.