Products Support

en/fr

Healthy lifestyles start here. Sign up and get exclusive offers

Healthy lifestyles start here. Sign up and get exclusive offers

All series

Philips Sonicare DiamondClean Smart 9300 Sonic electric toothbrush with app

Support

Philips Sonicare DiamondClean Smart 9300Sonic electric toothbrush with app

HX9903/05

HX992W

Philips Sonicare DiamondClean Smart 9300 Sonic electric toothbrush with app

Available in

Go to shop

Register your product

Get your extended warranty

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

Manuals & Documentation

Eco passport

PDF file, 134.3 kB
25 October 2020

Localized commercial leaflet

PDF file, 498.8 kB
15 April 2025

Frequently Asked Questions

Parts & Accessories

G3 Two-in-one
2-pack brush heads
HX9052/65
- 7x healthier gums in 2 weeks*
- Removes 10x more plaque*
- Soft
- 70% bio-based plastic**
C3 Two-in-one
2-pack brush heads
HX9042/95
- Removes 10x more plaque
- 100% whiter teeth in 3 days*
- Medium soft
- 70% bio-based plastic**
C3 Two-in-one
2-pack brush heads
HX9042/65
- Removes 10x more plaque
- 100% whiter teeth in 3 days*
- Medium soft
- 70% bio-based plastic**
G3 Two-in-one
2-pack brush heads
HX9052/95
- 7x healthier gums in 2 weeks*
- Removes 10x more plaque*
- Soft
- 70% bio-based plastic**
Standard toothbrush variety pack
HX9073/65
- 3-pack
- Standard size
- Click-on
- BrushSync mode pairing

Troubleshooting

Warranty and service

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

View product warranty

Find the warranty terms for your Philips product