Sign up for exclusive offers
Electric toothbrushes
All series
Philips Sonicare ProtectiveClean 5100 Sonic electric toothbrush
Discontinued
Support
Sonic electric toothbrush
HX6856/10
Go to shop
Register your product
Register within 90 days after purchase and get an extended warranty (conditions may apply).
Localised commercial leaflet - English
User manual - English
All (16)
Can I use my Sonicare charger with other toothbrushes?
How do I charge my Sonicare toothbrush?
How do I register my Sonicare toothbrush?
Where can I purchase accessories for my Sonicare toothbrush?
Why is there a gap between my brush head and handle?
Philips Sonicare
UV brush head sanitiser
ProResults
6-pack brush heads
W2 Optimal White
Standard sonic toothbrush heads
C2 Optimal Plaque Defence
(formerly ProResults plaque control)
Plastic travel case
W Optimal White
C3 Premium Plaque Defence
G3 Premium Gum Care
Charging base
My brush head falls off my Sonicare toothbrush
I cannot connect my toothbrush to the Sonicare app
My Sonicare toothbrush is not charging
My Sonicare toothbrush is not vibrating
My Sonicare toothbrush makes a loud noise
Contacting Philips
We're happy to help you