Dyson Purifier Humidify+Cool Autoreact PH03A (White/Silver)
Reviews

Reviews
Captures 99.95% of ultrafine particles1
Purifies and hygienically humidifies a whole room2
Fully-sealed to HEPA standard3

Gallery
Dyson Purifier Humidify+Cool Autoreact
Multifunctional air purifier, humidifier and cooling fan. The Dyson Purifier Humidify+Cool Autoreact is engineered to help improve your air quality. The machine’s HEPA H13 filter captures 99.95% of particles as small as 0.1 microns,3 including dust, allergens, pollutants, bacteria and viruses.4 Activated carbon removes potentially harmful gases,5 such as NO2.
Hygienically humidifies the whole room with Dyson Ultraviolet Cleanse technology.² Scientifically proven to maintain moisture levels.6 Removes 99.9% of bacteria in the water.7 Protects the moisture balance in your skin during colder months.
Dyson fans feature Air Multiplier™ technology, which combines principles used in turbochargers and jet engines to amplify airflow up to 15 times.8 For powerful, long-range air projection to cool you quickly and purify and humidify the whole room.1
Control with remote. Not app compatible.
For cleaner air and a healthier home environment.
Purifies and hygienically humidifies the whole room1 and cools you in summer
Our purifying humidifiers help maintain a cleaner, more comfortable environment all year round. They also deliver cooling airflow whenever you need it.

Machine highlights
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Circulates purified humidified air and cools
Dyson Air Multiplier™ technology circulates purified and humidified air throughout the room,7 and cools you in warmer weather.
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Night mode and Sleep timer
Purifies using its quietest settings and a dimmed display. Sleep timer enables pre-set intervals of use, between 15 minutes and 9 hours.
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Continuous hygienic humidification
An efficient water management system and a one gallon tank give you up to 36 hours of hygienic humidification without regular refilling.
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Simple filter changes
Quick and easy filter changes. With automatic reminders on the LCD screen.
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Discover the pioneering technology inside
Senses and reports, automatically
In Auto mode our purifier reacts automatically to capture pollutants, only using energy when needed. With live air quality reports displayed on the LCD screen.

Captures gases and ultrafine particles
HEPA H13 filter captures 99.95% of particles as small as 0.1 microns.3 Activated carbon removes odours and gases, including VOCs.5

Fully sealed to HEPA H13 standard8
To prevent pollutants leaking back into the air, it's not just the filter that's sealed to HEPA H13 standard, it's the whole machine. So what goes inside, stays inside.8

Hygienically humidifies with UV light
Dyson Ultraviolet Cleanse technology exposes every drop of water to a powerful λ275nm UV light to destroy 99.9% of bacteria in the water.2

10 airflow speeds with Breeze and Diffused modes
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Breeze mode
Unique algorithms vary the airflow to mimic a cooling, refreshing breeze.
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Diffused mode
Diverts airflow through the back of the machine. To purify and humidify, without cooling you.
Frequently asked questions
We've re-engineered our latest purifier humidifier to be fully sealed to HEPA H13 standard.3 With a hassle-free Deep clean cycle that eliminates mineral build-up throughout your machine's water system.
Through robust scientific testing, we found that humidified air from the Dyson Purifier Humidify+Cool range results in higher skin hydration over a three-hour period compared to dry air, particularly if the skin was previously exposed to dry environmental conditions. So we can confidently say that they help keep your skin hydrated.6
The Dyson Purifier Humidify+Cool range automatically maintains the target level of moisture in the air and in Auto mode, scans the air for the signs of dryness, kickstarting the machine to humidify the air only when needed. Using Dyson Ultraviolet Cleanse technology, every drop of water is further exposed to a powerful 275nm UV light that allows for only cleansed water to rehydrate the purified air back into the room.
Your Dyson Purifier Humidify+Cool Autoreact is engineered to purify and humidify the whole room, so you should use it where you spend the majority of your time at home. When placing the machine, make sure there's at least a few feet of clearance on all sides, so the air can circulate effectively. Close doors and windows and place away from air vents.
Yes, the machine works as a purifier humidifier, or just as a purifying fan.
This depends on the water hardness where you live. The machine prompts you to run the cycle once a month in hard water areas. It prompts you less often in softer water areas. Running a Deep clean cycle helps to eliminate odours that occur through poor maintenance.
Please remove / unassign this panel + all rows below when on live / prod server
Below are all the panels that are used in the Accordions above. They are placed at the bottom of the page so that they get included when ported from one environment to another. Please leave visible when on content / staging environment, they can then be removed / unassigned when imported into the live / prod environment.
Dyson Purifier Humidify+Cool Autoreact
Multifunctional air purifier, humidifier and cooling fan. The Dyson Purifier Humidify+Cool Autoreact is engineered to help improve your air quality. The machine’s HEPA H13 filter captures 99.95% of particles as small as 0.1 microns,3 including dust, allergens, pollutants, bacteria and viruses.4 Activated carbon removes potentially harmful gases,5 such as NO2.
Hygienically humidifies the whole room with Dyson Ultraviolet Cleanse technology.² Scientifically proven to maintain moisture levels.6 Removes 99.9% of bacteria in the water.7 Protects the moisture balance in your skin during colder months.
Dyson fans feature Air Multiplier™ technology, which combines principles used in turbochargers and jet engines to amplify airflow up to 15 times.8 For powerful, long-range air projection to cool you quickly and purify and humidify the whole room.1
Control with remote. Not app compatible.
For cleaner air and a healthier home environment.
Specifications
- Warranty 2 year warranty
- Height 923mm
- Weight 8.2 kg
- Base Diameter 312mm
- Cable 1830mm
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Choose your model
Reviews
- Projects air over 10 metres to purify a large space.1 Quietly.
- Detects and destroys formaldehyde, permanently.5
- Exclusive K-Carbon filter - captures 3x more NO2.4
- Exclusive CO2 sensor - notifies you when CO2 levels exceed recommended volumes.9
- Connects to the MyDyson™ app.
- Long lasting HEPA H13 filter, that can last up to 11 years without replacement.
Remote control
Curved and magnetised to store neatly on the machine.
HEPA H13 grade filter
21 metres of borosilicate microfibres, pleated over 459 times, captures 99.95% of particles as small as 0.1 microns.3
K-Carbon filter
Adsorbs 3x more NO2 than our standard carbon filter.5
Reviews
- Projects air over 10 metres to purify a large space.1 Quietly.
- Connects to the MyDyson™ app
- Exclusive Dyson Week Offer. Save SAR200.
Remote control
Curved and magnetised to store neatly on the machine.
HEPA H13 grade filter
21 metres of borosilicate microfibres, pleated over 459 times, captures 99.95% of particles as small as 0.1 microns.2
Activated carbon filter
A layer of carbon captures gases such as benzene and NO2 and removes odours.3
Reviews
- Detects and destroys formaldehyde, continuously¹
- Purifies and hygienically humidifies a whole room²
- Lifetime solid-state formaldehyde sensor
- Captures H1N1 virus⁴
- Exclusive Dyson Week Offer. Save SAR500.
Remote control
Curved and magnetic, can be easily stowed on the device
360° Glass HEPA and Activated Carbon Filter
Vacuum Sealed 360° Glass HEPA Filter & Tris-coated Activated Carbon Filter captures up to 99.95% of microscopic pollutants as small as 0.1 microns
Reviews
- Captures dust, allergens and bacteria.
- Whole-room purification. Heats and cools you.
- Control with remote. Not app compatible.
360° glass HEPA and activated carbon filter
Sealed HEPA filter made from borosilicate microfibres, pleated hundreds of times, to capture 99.95% of ultrafine particles with activated carbon filter to remove gases and odours.
Remote control
Curved and magnetised to store neatly on the machine.
Reviews
- HEPA H13 purifier and fan
- Detects and destroys formaldehyde. Automatically senses and displays real-time air quality
- Whole-room purification for larger spaces
- Control using the Dyson Link app
- Exclusive Dyson Week Offer. Save SAR400.
Remote control
Curved and magnetic, can be easily stowed on the device
Filter
Vacuum Sealed 360° Glass HEPA Filter & Tris-coated Activated Carbon Filter captures up to 99.95% of microscopic pollutants as small as 0.1 microns
Reviews
- Detects and destroys formaldehyde
- HEPA H13 purifier, fan and heater.
- Automatically senses and displays real-time air quality.
- Whole-room purification for larger spaces.
Remote control
Curved and magnetic, can be easily stowed on the device
Filter
Vacuum Sealed 360° Glass HEPA Filter & Tris-coated Activated Carbon Filter captures up to 99.95% of microscopic pollutants as small as 0.1 microns
Reviews
- Captures dust, allergens and bacteria.
- Whole-room purification. Cools you.
- Control with remote. Not app compatible.
- Exclusive Dyson Week Offer. Save SAR500.
360° glass HEPA and activated carbon filter
Sealed HEPA filter made from borosilicate microfibres, pleated hundreds of times, to capture 99.95% of ultrafine particles with activated carbon filter to remove gases and odours.
Remote control
Curved and magnetised to store neatly on the machine.
2 Tested for purification coverage in an 81m³ chamber. Tested for humidification coverage in a 41m³ chamber.
3 Particle challenge by DEHS oil specified in EN1822 within a chamber specified in ASTM F3150. Tested in Max Mode at IBR US, for whole machine efficiency above 99.95%.
4 We challenged our purifier with airborne influenza A (H1N1 virus) at an independent lab. After 60 minutes at maximum fan speed, the airborne concentration in the chamber was reduced by 99%. Real-life efficacy may vary.
5 Gas capture rates vary.
7 Based on fan speed 1.