Xiaomi Smart Air Purifier 4 Pro Filter

Restore Peak Air Purification Performance

Keep your air purifier performing at its best with the Xiaomi Smart Air Purifier 4 Pro Filter. Designed specifically for the Xiaomi Smart Air Purifier 4 Pro, this official replacement filter effectively captures fine dust, allergens, pet dander, smoke particles and odours to help maintain cleaner, healthier indoor air.

With its advanced multi-layer filtration system and long-lasting performance, the Xiaomi Smart Air Purifier 4 Pro Filter ensures your purifier continues to deliver optimal air quality for your home or office.

Advanced Three-Layer Filtration

The Xiaomi Smart Air Purifier 4 Pro Filter features a high-performance three-layer filtration system that works together to remove airborne contaminants efficiently.

The filtration system includes:

• Primary Filter – Captures larger particles such as dust, hair, lint and pet fur.
• High-Efficiency Filter – Removes fine particles including PM2.5, pollen, mould spores and airborne allergens.
• Activated Carbon Filter – Absorbs unpleasant odours, smoke, cooking fumes and harmful gases to improve indoor air freshness.

Together, these layers provide comprehensive air purification for everyday living.

High-Efficiency Particle Removal

Designed to capture microscopic airborne particles, the filter helps reduce common indoor pollutants that may affect comfort and air quality. It effectively traps fine dust, pollen and other airborne contaminants while helping maintain optimal purifier performance.

Activated Carbon Odour Control

The integrated activated carbon layer helps neutralise household odours caused by cooking, pets, smoke and everyday living. It also assists in reducing volatile organic compounds (VOCs) and other airborne gases, creating a fresher indoor environment.

Long-Lasting Filter Performance

Built for everyday use, the Xiaomi Smart Air Purifier 4 Pro Filter is designed to provide reliable filtration for 6–12 months, depending on usage, air quality and environmental conditions.

The Xiaomi Home app can notify you when it’s time to replace the filter, helping you maintain peak purification performance.

Quick & Easy Replacement

Replacing the filter is simple and tool-free. Open the purifier, remove the used filter and insert the new Xiaomi Smart Air Purifier 4 Pro Filter in just a few minutes.

Routine filter replacement helps maximise airflow and purification efficiency.

Genuine Xiaomi Compatibility

This replacement filter is designed exclusively for the Xiaomi Smart Air Purifier 4 Pro, ensuring a precise fit, dependable filtration performance and seamless operation.

Using an official Xiaomi replacement filter helps maintain the efficiency and longevity of your air purifier.

Key Features

• Official replacement filter for Xiaomi Smart Air Purifier 4 Pro
• Advanced three-layer filtration system
• High-efficiency particle filtration
• Activated carbon odour absorption
• Captures dust, pollen, pet dander and smoke particles
• Helps reduce PM2.5 and airborne allergens
• Supports cleaner indoor air
• Recommended replacement every 6–12 months*
• Quick and easy installation
• Designed for optimal purifier performance

Replacement interval may vary depending on usage and air quality.

Compatible With

• Xiaomi Smart Air Purifier 4 Pro

What’s in the Box

• 1 × Xiaomi Smart Air Purifier 4 Pro Filter
• 1 × User Guide