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🌬️ Breathe Smart, Live Sharp — The Ultimate Filter Upgrade for Your Xiaomi 4 Pro
The PINREK 4 Pro Replacement Filter is a precision-engineered, 3-stage filtration system designed exclusively for the Xiaomi Mi Smart Air Purifier 4 Pro. Featuring a high-efficiency H13 True HEPA filter capturing 99.97% of particles down to 0.3 microns, an activated carbon layer for odor and VOC reduction, and a nylon pre-filter for large debris, it ensures superior air quality. Its built-in RFID chip enables automatic filter recognition and lifespan tracking, while the 360° sealed fit prevents air leakage, making it ideal for heavy dust and sandstorm environments. Easy to install and backed by a 90-day warranty, this filter guarantees hassle-free maintenance and optimal purifier performance.















| ASIN | B0G4VJSNXZ |
| Air Filter Construction | Pleated |
| Best Sellers Rank | #1,401 in Kitchen ( See Top 100 in Kitchen ) #14 in Air Purifier Filters |
| Brand | PINREK |
| Brand Name | PINREK |
| Common Applications | Antimicrobial, Odor Reduction, Sandstorm Dust Reduction, Smoke Adsorption, VOC Reduction |
| Compatible Air Purifier Models | Xiaomi Smart Air Purifier 4 Pro |
| Compatible Devices | Compatible with Xiaomi Mi Smart Air Purifier 4 Pro |
| Compatible Hvac Systems | Residential |
| Compatible devices | Compatible with Xiaomi Mi Smart Air Purifier 4 Pro |
| Country of Publication | China |
| Customer Reviews | 4.6 out of 5 stars 26 Reviews |
| Filter Airflow Direction | Down to Up |
| Filter Mounting Type | Slide In |
| Filter Shape | Round |
| Included Components | 2 Pack Air Purifier Replacement Filter |
| Item Dimensions L x W x Thickness | 22.4L x 36W x 22.4Th centimeters |
| Item Highlight | 3-in-1 H13 True HEPA + Activated Carbon + Nylon Pre-filter, 99.97% 0.3μm, RFID Chip, Replaces #M15R-FLP-GL, Gray Dust |
| Item Weight | 2.16 Kilograms |
| Item weight | 2.16 Kilograms |
| MERV Rating | 13.0 |
| MERV rating | 13.0 |
| Manufacturer | PINREK |
| Manufacturer Part Number | RF_MI 4 Pro |
| Material | ABS Frame, Nylon , HEPA, Activated Carbon |
| Material Type | ABS Frame, Nylon, HEPA, Activated Carbon |
| Model Number | RF_MI 4 Pro |
| Number of Items | 2 |
| Number of Packs | 2 |
| Product Grade | Replacement Filter |
| Product dimensions | 22.4L x 36W x 22.4Th centimeters |
| UPC | 717686682498 |
| Unit Count | 2.0 Count |
| Warranty Description | 90 Days Warranty |
A**I
Very good
A filter that fits the air purifier once it is installed inside the device directly recognizes it and changes the filter usage period to read 100% without any effort And I noticed the air purification meter is very fast
S**D
👌🏻
👌🏻
J**L
RFID is working
So far good, rfid of the filter was detected
A**I
Excellent
Perfect fit for pro model
T**L
Excellent
Excellent
C**S
RFID faulty
Lasted 2 weeks before said filter used up, and then the machine doesnt run at proper speed anymore., waste of money will try get official one next time.
A**O
Filter for Xiaomi Pro 4
Legit
M**N
Good
Good
Trustpilot
1 month ago
3 days ago