in 8 offers
The lowest price for Philips PureProtect Water 3400 Series Smart 2-in-1 Air Purifier and Humidifier AC3420/10 right now is $417.00 at Bing Lee, compared across 8 retailers.
The all-time low was $299.00 on 28 Sept 2026 — today's price is 39% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 17 Oct 2026.
Philips PureProtect Water 3400 Series Smart 2-in-1 Air Purifier and Humidifier AC3420/10
Last updated at 17/10/2026 07:14:28
Philips PureProtect Water 3400 Series Smart 2-in-1 Air Purifier and Humidifier AC3420/10
Free delivery between 20–27 Oct
Philips PureProtect Water 3400 Series Smart Air Purifier and Humidifier (Arctic White)
Delivery $17.99
Philips 3400 Series 2-in-1 Air Purifier and Humidifier - White
Delivery $19.95
Philips 3400 Series 2-in-1 Air Purifier and Humidifier - White
Delivery between 20–25 Oct $19.95
Philips 3400 Series AC3420/10 PureProtect Water Smart Air Purifier White
Free delivery between 21–30 Oct
Philips 2in1 Purifier & Humidifier White
Free delivery between 21–24 Oct
Philips 2in1 Purifier & Humidifier White AC3420-10
730-day returns
Philips 2in1 Purifier & Humidifier White
Free delivery between Mon – Tue
| Filter Type | Filtered |
| Brand | Philips |
Philips PureProtect Water 3400 Series Smart 2-in-1 Air Purifier and Humidifier AC3420/10
Free delivery between 20–27 Oct
Philips PureProtect Water 3400 Series Smart Air Purifier and Humidifier (Arctic White)
Delivery $17.99
Philips 3400 Series 2-in-1 Air Purifier and Humidifier - White
Delivery $19.95
Philips 3400 Series 2-in-1 Air Purifier and Humidifier - White
Delivery between 20–25 Oct $19.95
Philips 3400 Series AC3420/10 PureProtect Water Smart Air Purifier White
Free delivery between 21–30 Oct
| Filter Type | Filtered |
| Brand | Philips |
