Philips Smart 2-in-1 Air Purifier and Humidifier AC3420/10
Transform your home's air quality with this Philips PureProtect Water 3400 Series air purifier and humidifier. It combines advanced HEPA filtration with hygienic humidification to tackle both pollutants and dry air in one elegant device. The 3-layer filtration system captures 99.97% of particles as small as 0.003 microns, including viruses and bacteria, while the NanoCloud technology adds moisture to the air at up to 650 ml per hour without releasing bacteria. It's perfect for large spaces too, purifying rooms up to 78 square metres with ease. The intelligent AeraSense technology constantly monitors your air quality and automatically adjusts settings to maintain your preferred humidity level, whilst the sleep mode operates at whisper-quiet levels to ensure undisturbed rest.
Transform your home's air quality with this Philips PureProtect Water 3400 Series air purifier and humidifier. It combines advanced HEPA filtration with hygienic humidification to tackle both pollutants and dry air in one elegant device. The 3-layer filtration system captures 99.97% of particles as small as 0.003 microns, including viruses and bacteria, while the NanoCloud technology adds moisture to the air at up to 650 ml per hour without releasing bacteria. It's perfect for large spaces too, purifying rooms up to 78 square metres with ease. The intelligent AeraSense technology constantly monitors your air quality and automatically adjusts settings to maintain your preferred humidity level, whilst the sleep mode operates at whisper-quiet levels to ensure undisturbed rest.
Transform your home's air quality with this Philips PureProtect Water 3400 Series air purifier and humidifier. It combines advanced HEPA filtration with hygienic humidification to tackle both pollutants and dry air in one elegant device. The 3-layer filtration system captures 99.97% of particles as small as 0.003 microns, including viruses and bacteria, while the NanoCloud technology adds moisture to the air at up to 650 ml per hour without releasing bacteria. It's perfect for large spaces too, purifying rooms up to 78 square metres with ease. The intelligent AeraSense technology constantly monitors your air quality and automatically adjusts settings to maintain your preferred humidity level, whilst the sleep mode operates at whisper-quiet levels to ensure undisturbed rest.
Transform your home's air quality with this Philips PureProtect Water 3400 Series air purifier and humidifier. It combines advanced HEPA filtration with hygienic humidification to tackle both pollutants and dry air in one elegant device. The 3-layer filtration system captures 99.97% of particles as small as 0.003 microns, including viruses and bacteria, while the NanoCloud technology adds moisture to the air at up to 650 ml per hour without releasing bacteria. It's perfect for large spaces too, purifying rooms up to 78 square metres with ease. The intelligent AeraSense technology constantly monitors your air quality and automatically adjusts settings to maintain your preferred humidity level, whilst the sleep mode operates at whisper-quiet levels to ensure undisturbed rest.
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The lowest price for Philips Smart 2-in-1 Air Purifier and Humidifier AC3420/10 right now is $417.00 at Amazon.com.au, compared across 20 retailers.
The all-time low was $299.00 on 30 Sept 2026 β today's price is 39% above the lowest ever. It has been notably cheaper before β worth setting a price alert.
Prices last updated 6 Nov 2026.
Last updated at 06/11/2026 03:07:13
Philips 2-in-1 Air Purifier & Humidifier 3400, HEPA NanoProtect, 78mΒ² | Active Carbon Filter βHygienic Humidification at 650ML/H, CADR 300MΒ³/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
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 3400 Series AC3420/10 PureProtect Water Smart Air Purifier White
Free delivery between 10β19 Nov
Philips 2in1 Purifier & Humidifier White
Free delivery between 10β16 Nov
Philips 2in1 Purifier & Humidifier White
Free delivery between Tue β Wed
Philips 2in1 Purifier & Humidifier White AC3420-10
Free delivery by Tue
Philips 2in1 Purifier & Humidifier White
Delivery between 9β17 Nov $10
Philips 2in1 Purifier & Humidifier White
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Philips 2-in-1 Purifier & Humidifier (White), The Nile AU
Delivery between 16β19 Nov $32.99
Philips PureProtect Water 3400 Series Smart 2-in-1 Air Purifier and Humidifier, White
Free delivery between Mon β Thu
| Product Dimensions | 28.5 x 28.5 x 52 cm; 6.5 kg |
| Is assembly required | No |
| Batteries required | No |
| Included components | Filter, User Manual, Cleaning Brush |
| Product dimensions | 28.5D x 28.5W x 52H centimetres |
Philips 2-in-1 Air Purifier & Humidifier 3400, HEPA NanoProtect, 78mΒ² | Active Carbon Filter βHygienic Humidification at 650ML/H, CADR 300MΒ³/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
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 3400 Series AC3420/10 PureProtect Water Smart Air Purifier White
Free delivery between 10β19 Nov
Philips 2in1 Purifier & Humidifier White
Free delivery between 10β16 Nov
Philips 2in1 Purifier & Humidifier White
Free delivery between Tue β Wed
| Product Dimensions | 28.5 x 28.5 x 52 cm; 6.5 kg |
| Is assembly required | No |
| Batteries required | No |
| Included components | Filter, User Manual, Cleaning Brush |
| Product dimensions | 28.5D x 28.5W x 52H centimetres |
