Air Filter – Rectangular Shape (Genuine, produced by XiaoMi) For Smart Air Purifier 4 MAX (Four Max) 
Price per 2 pieces (/1 pair)   
⚪ White


Formaldehyde removal efficiency exceeds international standards by up to 8 times




Compatible only with Xiaomi Smart Air Purifier 4 MAX (Filter size) 480mm × 302mm × (thickness) 56mm Recommended to replace filter every 6–12 months




Smart Filter Upgrade air purification with the Xiaomi 4 MAX filter, featuring a high-precision 4-layer filtration system that removes a wide range of pollutants for cleaner, healthier air in workplaces.




Key Features 
🦠 99.99% antibacterial and antiviral efficiency   
 
 
Filters H1N1 virus, E. coli, black mold, and Staphylococcus aureus with up to 99.99% efficiency. 
 
 
Double antibacterial coating for enhanced protection.



🦠 Effective fine pollutant filtration   
 
 
Removes PM2.5 dust, airborne allergens, VOCs, and formaldehyde. 
 
 
Captures ultra-fine pollutants as small as 0.08–0.09 microns with up to 99.98% efficiency.



🦠 4-layer filtration system for complete purification
 
 
Activated carbon layer – absorbs harmful gases such as formaldehyde and VOCs
 
 
Antibacterial coating – prevents microbial growth
 
 
Antiviral coating – neutralizes viruses and prevents spread
 
 
High-efficiency HEPA filter – precisely captures fine pollutants



🦠 Smart RFID chip for automatic filter detection   
 
 
The purifier automatically recognizes new filters for easier maintenance. 
 
 
Recommended replacement every 6–12 months for optimal performance.





Suitable for allergy sufferers and pollution-sensitive individuals 
✔️ Filters pollen, pet dander, and allergens 
✔️ Ideal for pregnant women, infants, elderly, and those with respiratory issues




Long Filter Lifespan 
Filter lifespan: 6–12 months, with operating noise level only 32.5 dB.




Model 
⚪ White Filter: AFEP7BFM21




Pack contains 2 filters per box 
Filter Replacement (2-Pack)