Philips PureProtect Pro 4200 Series Smart Air Purifier — AC4220/12

Our Best Purifier. Quiet and Energy Efficient.

The Philips PureProtect Pro 4200 Series Smart Air Purifier AC4220/12 is Philips’ most powerful purifier — 35% quieter* with an innovative double-fan design that delivers 600 m³/h CADR in a compact form. It purifies rooms up to 156 m², captures 99.99% of allergens, and removes 99.9% of viruses — all while using less energy than a light bulb.

• 600 m³/h CADR — up to 1.5x more powerful than products of its size(1); purifies rooms up to 156 m²(2); cleans a 20 m² room in under 5 minutes(3)
• Double-fan design with SilentWings technology — 35% quieter(5) inspired by the silent flight of owls; as quiet as 15 dB(A); quieter than normal conversation even at maximum speed(6)
• 4-layer NanoProtect HEPA filtration — pre-filter + HEPA NanoProtect + double Active Carbon layer; captures 99.97% of particles as small as 0.003 microns(4) — smaller than the smallest known virus
• 99.99% allergen capture — dust mite, pollen, pet, and mold spore allergens(7); ECARF certified allergy-friendly
• Removes 99.9% of viruses and bacteria — independently tested against H1N1 influenza(9), Staphylococcus(10), and 99.99% of SARS-CoV-2(11)
• Active Carbon layer — removes >96% of gas pollutants(12) including NO2, Toluene, and VOCs; no ions, chemicals, or ozone emitted
• AeraSense technology — scans air 1000x/second; detects PM2.5, gases, allergens, temperature, and humidity; displays in real time via colour ring and numerical display
• Air+ app + voice control — Wi-Fi 2.4 GHz; Google and Alexa compatible; indoor/outdoor air quality monitoring; Auto+ AI mode adapts to your routine
• Smart scheduling — Fresh Wake-up ramps up purification before your alarm; Fresh Bedtime cleans the room before you sleep
• Sleep mode at 15 dB(A) — ultra-quiet; night light activates for a comforting bedroom environment
• 54W energy-efficient — less than a traditional light bulb; <2W standby
• Filter lasts up to 1 year — purifier calculates filter life and alerts when replacement is needed
• >30% recycled plastic | Child lock | 24/7 durability tested | 2-year warranty

Technical Specifications

• Power: 54 W | 100–240 V | 50/60 Hz
• CADR: 600 m³/h
• Max. Room Size: 156 m²
• Filtration: 4-layer NanoProtect HEPA + double Active Carbon + Pre-filter | 99.97% at 0.003 microns
• Sensors: PM2.5, Gas, Allergens, Temperature, Humidity (AeraSense)
• Noise Level: 15–51.5 dB(A)
• Speed Settings: 5 levels | Auto mode | Sleep mode | Night light
• Connectivity: Wi-Fi 2.4 GHz | Voice: Google, Alexa | Air+ app | Scheduler
• Interface: Digital touch
• Cord Length: 1.8 m
• Dimensions (LxWxH): 28.5 x 28.5 x 52.0 cm
• Product Weight: 6.5 kg
• Filter Replacement: Every 12 months (FY4200 accessory pack)
• Country of Origin: China
• Warranty: 2 years