Sign up for exclusive offers
Electric toothbrushes
All series
Philips Sonicare DiamondClean 9000 Rechargeable Toothbrush
New
Support
HX9217/81
Go to shop
Log in or create an account
You instantly have access to manuals, tailored support and more. Plus it’s quick and easy
User manual
EU Declaration of conformity - English (US)
All (24)
Most Popular Questions (18)
Can I use my Sonicare toothbrush without the app?
How do I register my Sonicare toothbrush?
Which devices are compatible with the Sonicare App/Sonicare for Kids App?
Can I use my Philips Sonicare Toothbrush in the shower?
Why is there a gap between my brush head and handle?
Premium All-in-One4 pack brush heads
Premium All-in-One2-pack brush heads
My Next-Generation DiamondClean 9000-9900 is not accurately tracking my brushing segments
Check the terms of your warranty and start a product exchange or repair
Service and exchange
Get your broken product serviced or replaced
Warranty
Our product warranty policies
Contacting Philips
We're happy to help you