Advanced Multi-Layer Purification
Captures 99.97% of 0.3μm particles*

Engineered with four layers in one—protective coating, pre-filter, premium modified activated carbon, and high-efficiency HEPA filtration—this all-in-one filter provides powerful, long-lasting performance. It effectively reduces dust, allergens, odors, and harmful pollutants, so every breath feels fresher and safer.

PM 2.5

Dust

Pollen

Dander

Pet Hair

Pet Odors

AmmoniaCapture™ Technology
Powerful odor removal, zero secondary pollution

Crafted with premium modified activated carbon, this filter neutralizes ammonia and other alkaline gases through acid-base chemical reactions. It effectively eliminates odors caused by pet urine and fecal fermentation, ensuring fresh air for pet parents—perfect for multi-pet households.

Activated carbon content up to

Filter Lifespan up to 12 MonthsFresh air, all year round

Long-lasting filter, no need for frequent replacements.

Filter lifespan up to*

Particle CCM

Connect to MiHome AppSmart replacement reminder

MiHome App estimates the filter replacement time based on usage, and you can check the filter consumption at any time.

One-Step Filter ReplacementEasy and Effortless

Simply press the side button to replace the filter quickly. Always perform this operation with the purifier turned off.

* Removes 99.97% of 0.3 μm Particles: Tested by Guangzhou Institute of Microbiology Group Co., Ltd., Report No.: KJ2025002053.

* Filter lifespan of 6–12 months, 12,000 mg particle CCM: Tested according to GB/T 18801-2022 standard, the Smartmi Air Purifier 3 filter achieved a particle CCM greater than 12,000 mg. Based on an average of 12 hours daily use in Auto Mode, the recommended replacement cycle is 6–12 months. The lifespan is an estimated value for reference only. Data on 12,000 mg particle CCM was provided by Shanghai Huke Filtration Technology Co., Ltd. Testing Center, Report No. SHHKCN20250941.

*Unless otherwise specified, all data on this page comes from Smartmi Laboratory. Actual performance may vary due to environmental differences.

*Product images, diagrams, and functional illustrations are for reference only. Actual product appearance and performance may differ.

Specifications

Product Name

Smartmi Air Purifier 3 Filter

Color

Black

Compatible with

Smartmi Air Purifier 3

Model

KQJHQLX03ZM-GL

Item Dimensions

Φ216.5 * 259 mm