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2 year warranty
Expert tips and inspiration

Healthy lifestyles start here. Sign-up & save

2 year warranty

Expert tips and inspiration

All series

Philips Sonicare DiamondClean Smart 9300 Sonic electric toothbrush with app

Discontinued

Support

Philips Sonicare DiamondClean Smart 9300Sonic electric toothbrush with app

HX9903/21

HX992P

Philips Sonicare DiamondClean Smart 9300 Sonic electric toothbrush with app

Discontinued

Available in

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Manuals & Documentation

Eco passport

PDF file, 134.3 kB
25 October 2020

Localized commercial leaflet

PDF file, 657.4 kB
8 April 2024

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

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Warranty

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