View support for your 4100 Series Sonic electric toothbrush HX3683/33 | Sonicare

Register your product

Get your extended warranty

Register within 90 days after purchase and get an extended warranty (conditions may apply).

Manuals and Documentation

Frequently Asked Questions

How does the pressure sensor feedback work on my Sonicare toothbrush?

Parts and Accessories

£10.99*

Philips Sonicare

USB-A power adapter

CRP249/01

View product
Philips Sonicare

Charging base

CP1977/01

View product

^* Suggested retail price

Troubleshooting & repair

Is your product not working as it should? Find the solution here.

Choose subject

Back to other questions

Back to other questions

Warranty and service

Check the terms of your warranty and start a product exchange or repair

Contacting Philips

We are happy to help you

Suggested products

We guarantee quality for lasting peace of mind

View our warranty policy

Refurbishment icon

We give products a second chance with refurbishment*

Shop Better Than New editions

Parts and accessories

We help you replace parts instead of products*

Shop parts and accessories

Sustainability icon

We take responsibility for our impact

Read our sustainability goals

* Applicable only for Personal Care, Mother&Child Care and Household products

Our site can best be viewed with the latest version of Microsoft Edge, Google Chrome or Firefox.