Discover the Philips PureProtect Water 3400 Series AC3421 Air Humidifier-Purifier in sleek black. Enhance your indoor air quality with advanced filtration and humidification technology, ensuring a healthier environment for you and your family. Experience comfort and freshness with this stylish and efficient solution.
Discover the Philips PureProtect Water 3400 Series AC3421 Air Humidifier-Purifier in sleek black. Enhance your indoor air quality with advanced filtration and humidification technology, ensuring a healthier environment for you and your family. Experience comfort and freshness with this stylish and efficient solution.
in 2 offers
The lowest price for Philips 2-in-1 Purifier & Humidifier right now is $599.00 at Sleep Solutions, compared across 2 retailers.
The all-time low was $399.95 on 24 May 2026 — today's price is 50% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 6 Nov 2026.
Philips 2-in-1 Purifier & Humidifier
Discover the Philips PureProtect Water 3400 Series AC3421 Air Humidifier-Purifier in sleek black. Enhance your indoor air quality with advanced filtration and humidification technology, ensuring a healthier environment for you and your family. Experience comfort and freshness with this stylish and efficient solution.
Discover the Philips PureProtect Water 3400 Series AC3421 Air Humidifier-Purifier in sleek black. Enhance your indoor air quality with advanced filtration and humidification technology, ensuring a healthier environment for you and your family. Experience comfort and freshness with this stylish and efficient solution.
Last updated at 06/11/2026 13:46:14
Philips PureProtect Water 3400 Smart 2-in-1 Air Purifier & Humidifier | HEPA Air Cleaner | Sleep Solutions
Free delivery between 9–16 Nov
Philips 3400 2-in-1 Purifier and Humidifier, 78 m², HEPA, Black
Delivery between 11–15 Nov $41
| Coverage Area | Up to 78 m |
| Water Tank Capacity | 3.2 L |
| Air Purification Type | HEPA NanoProtect |
| CADR Rating | 300 m /h (particle, GB/T) |
| Humidification Type | Hygienic humidifying |
Philips PureProtect Water 3400 Smart 2-in-1 Air Purifier & Humidifier | HEPA Air Cleaner | Sleep Solutions
Free delivery between 9–16 Nov
Philips 3400 2-in-1 Purifier and Humidifier, 78 m², HEPA, Black
Delivery between 11–15 Nov $41
| Coverage Area | Up to 78 m |
| Water Tank Capacity | 3.2 L |
| Air Purification Type | HEPA NanoProtect |
| CADR Rating | 300 m /h (particle, GB/T) |
| Humidification Type | Hygienic humidifying |
