in 10 offers
The lowest price for Philips PureProtect 3400 Series Smart Air Purifier/Humidifier right now is $399.00 at Amazon.com.au, compared across 10 retailers.
The all-time low was $299.00 on 28 Sept 2026 — today's price is 33% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 6 Oct 2026.
Philips PureProtect 3400 Series Smart Air Purifier/Humidifier
Last updated at 06/10/2026 06:42:12
Philips 2-in-1 Air Purifier & Humidifier 3400, HEPA NanoProtect, 78m² | Active Carbon Filter –Hygienic Humidification at 650ML/H, CADR 300M³/H (AC3420
Free delivery
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Philips PureProtect Water 3400 Series Smart 2-in-1 Air Purifier and Humidifier AC3420/10
Free delivery between 8–15 Oct
Philips 2in1 Purifier & Humidifier White AC3420-10
Free delivery
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 9–14 Oct $19.95
Philips 3400 Series AC3420/10 PureProtect Water Smart Air Purifier White
Free delivery between 9–20 Oct
Philips PureProtect Water 3400 Series Smart Air Purifier and Humidifier (Arctic White)
Delivery $17.99
Philips 2in1 Purifier & Humidifier White
Free delivery between Wed – Thu
Philips 2in1 Purifier & Humidifier White
Free delivery
Philips 2in1 Purifier & Humidifier White
Free delivery between 9–13 Oct
| Filter Type | Filtered |
| Brand | Philips |
Philips 2-in-1 Air Purifier & Humidifier 3400, HEPA NanoProtect, 78m² | Active Carbon Filter –Hygienic Humidification at 650ML/H, CADR 300M³/H (AC3420
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Philips PureProtect Water 3400 Series Smart 2-in-1 Air Purifier and Humidifier AC3420/10
Free delivery between 8–15 Oct
Philips 2in1 Purifier & Humidifier White AC3420-10
Free delivery
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 9–14 Oct $19.95
| Filter Type | Filtered |
| Brand | Philips |
