Xiaomi Air Purifier HEPA Filter M2R-FLP – H12 HEPA Replacement Filter for Mi Air Purifier

The Xiaomi Air Purifier HEPA Filter M2R-FLP is a replacement filter cartridge designed for compatible Xiaomi Mi Air Purifier models.

It uses a multi-layer filtration system combining a pre-filter, H12 HEPA filtration layer and activated carbon layer to help capture airborne dust and fine particles while also reducing household odors and certain gaseous pollutants. Current listings identify the M2R-FLP as a cylindrical replacement cartridge for several older Xiaomi Air Purifier generations.

Replacing an old or saturated filter is an important part of maintaining the airflow and purification performance of a compatible air purifier.

Why Does Your Air Purifier Need a Replacement Filter?

Over time, an air purifier filter can become loaded with:

• Dust
• PM2.5 particles
• Hair
• Lint
• Pollen
• Pet dander
• Smoke particles
• Household odors
• Other airborne contaminants

As the filter becomes saturated, airflow can decrease and unpleasant odors may become noticeable.

A fresh Xiaomi M2R-FLP replacement filter helps restore the filtration system of compatible Xiaomi air purifiers.

Smart Solution: Xiaomi M2R-FLP HEPA Filter

The M2R-FLP combines three primary filtration stages:

Pre-filter → H12 HEPA filtration → Activated carbon

The pre-filter handles larger particles, the HEPA layer captures fine airborne particles, and the activated-carbon layer helps reduce odors and certain gaseous pollutants.

Key Features

1. H12 HEPA Filtration

The M2R-FLP is commonly specified as an H12 HEPA filter.

H12-class filtration is designed to capture fine airborne particulate matter, helping reduce the concentration of dust and other small particles circulating indoors. One current M2R-FLP listing describes H12 filtration at 99.97% efficiency for particles ≥0.3μm, while another source describes the H12/E12 classification according to EN 1822.

Actual filtration performance depends on the complete purifier system, airflow and test conditions.

2. Three-Layer Filtration System

The M2R-FLP uses a combination of:

• Primary / pre-filter
• H12 HEPA filter
• Activated carbon layer

This combination allows the filter to address both particulate contaminants and household odors.

3. Helps Capture PM2.5 & Fine Dust

The HEPA layer is designed to capture fine airborne particles, including dust and PM2.5-sized particulate matter.

This makes the replacement filter useful in homes and offices where airborne dust, smoke or seasonal particles are common.

4. Activated Carbon for Odor Control

The integrated activated-carbon layer helps absorb odors and certain gaseous compounds.

It can be useful for reducing common household smells from:

• Cooking
• Smoke
• Pets
• General household odors
• Certain VOCs

The exact gas-removal performance depends on the amount and condition of activated carbon and the purifier’s airflow.

5. 360° Cylindrical Design

The M2R-FLP uses a cylindrical filter structure designed to work with compatible Xiaomi air purifier airflow systems.

Its 360° design allows air to enter through the surrounding filter surface rather than through a single flat panel.

6. Matched CADR up to 310m³/h

Current product specifications list the M2R-FLP with a matched solid CADR of up to approximately 310m³/h.

A separate listing reports a gaseous CADR of approximately 60m³/h. CADR performance depends on the specific air purifier with which the filter is used.

7. Easy Replacement

The cylindrical cartridge design allows the old filter to be removed and the replacement filter installed inside the compatible purifier.

Before purchasing, always compare the exact model number of your air purifier with the seller’s compatibility list.

Key Benefits

• H12 HEPA filtration
• Multi-layer filtration
• Primary dust-filter layer
• Activated carbon odor filtration
• Helps capture fine airborne particles
• Helps reduce PM2.5
• Helps reduce household odors
• Cylindrical 360° filtration design
• Up to 310m³/h matched solid CADR
• Easy replacement design
• Suitable for compatible Xiaomi air purifiers
• Ideal for home, bedroom, office and study-room use

Compatible Xiaomi Air Purifier Models

Current M2R-FLP listings commonly identify compatibility with several older Xiaomi Mi Air Purifier models, including:

Compatibility information varies by market and filter version. For example, some current listings specifically include 1, 2, 2S, 2C, 2H, 3, 3C, 3H, Pro and Max, while other compatibility references omit some models. Check the exact purifier model before ordering.

Important: Xiaomi’s official current HEPA filter page lists a different filter model, M8R-FLH, for models such as 2H, 2S, 2C, 3C, 3H and Pro. Therefore, do not assume every Xiaomi cylindrical filter is interchangeable solely because the purifier looks similar. Verify the exact model/filter code before purchase.

Xiaomi M2R-FLP vs Standard Air Purifier Filter

*CADR depends on the compatible purifier system.

How to Replace the Xiaomi M2R-FLP Filter

Step 1: Turn Off the Air Purifier

Switch off the air purifier and disconnect it from the electrical outlet before replacing the filter.

Step 2: Open the Filter Compartment

Open the purifier’s rear or bottom filter compartment according to your specific Xiaomi purifier model.

Step 3: Remove the Old Filter

Pull out the used filter cartridge carefully.

Avoid shaking it excessively because accumulated dust can become airborne.

Step 4: Clean the Filter Compartment

Before installing the new filter, remove loose dust from the filter compartment using a suitable dry cleaning method.

Step 5: Install the M2R-FLP

Place the replacement filter into the purifier and ensure it is seated correctly.

Step 6: Close the Purifier

Secure the filter compartment and reconnect the purifier to power.

Step 7: Reset the Filter Indicator

If your specific Xiaomi purifier has a filter-life reset function, reset the filter status according to the purifier’s instructions.

When Should You Replace the Filter?

The replacement interval depends on:

• Indoor air quality
• Daily operating hours
• Dust levels
• Cooking frequency
• Smoke exposure
• Pet ownership
• Local pollution
• Purifier operating mode

A commonly cited interval for this type of Xiaomi replacement filter is around 6–12 months, but the actual replacement time should be based on the purifier’s filter-life indicator and the condition of the filter.

Consider replacing the filter when:

• The filter-life indicator shows replacement is needed
• Airflow noticeably decreases
• The purifier begins producing an unpleasant odor
• The filter is visibly heavily loaded with dust
• Purification performance appears reduced

Can You Wash the M2R-FLP Filter?

The M2R-FLP is a replaceable multi-layer filter cartridge, not a permanently reusable washable filter.

The outer pre-filter may sometimes be gently cleaned according to the purifier manufacturer’s instructions, but washing the complete cartridge is not recommended because water can damage the HEPA and activated-carbon media.

For consistent filtration performance, replace the cartridge when it reaches the end of its useful life.

Recommended Use Cases

Bedroom

Use with a compatible Xiaomi air purifier to help reduce airborne dust and fine particles in sleeping areas.

Living Room

The HEPA and activated-carbon layers can help with household dust and everyday odors.

Home Office

Useful for maintaining cleaner indoor air around desks, computers and enclosed workspaces.

Pet Areas

The filter can help capture airborne hair, dander and fine particles associated with pets.

Cooking Areas

The activated-carbon layer can help reduce certain household cooking odors.

Cleaning & Maintenance

For better purifier performance:

1. Check the filter condition regularly.
2. Monitor the purifier’s filter-life indicator if available.
3. Keep the purifier’s air intake and outlet unobstructed.
4. Avoid exposing the filter cartridge to water.
5. Replace the filter when its service life is reached.
6. Keep the replacement filter sealed until installation if it will not be used immediately.

Important Usage Tips

• Confirm your purifier’s exact model number before purchasing.
• Do not assume compatibility based only on the purifier’s appearance.
• Check whether your purifier requires M2R-FLP, M8R-FLH or another filter code.
• Do not wash the complete HEPA/activated-carbon cartridge.
• Replace the filter when the filter-life indicator or filter condition requires it.
• Install the filter in the correct orientation.
• Keep the purifier operating area free from obstructions.

Xiaomi’s official documentation demonstrates that different generations use different filter model numbers, so checking compatibility is particularly important.

Product Specifications

*CADR values are matched specifications reported by current product listings and depend on the compatible purifier system.

What’s in the Box?

• Xiaomi M2R-FLP Replacement Filter ×1

The exact packaging and documentation may vary by seller and market.

Who Should Buy This Product?

The Xiaomi M2R-FLP is suitable for users who:

• Own a compatible Xiaomi Mi Air Purifier
• Need to replace an old or saturated filter
• Want H12 HEPA filtration
• Want additional odor reduction through activated carbon
• Experience indoor dust or PM2.5
• Have pets and want additional airborne-particle filtration
• Want to restore airflow and filtration performance
• Need a replacement cylindrical filter for a compatible Xiaomi purifier

Why Buy from AIYOZON?

When purchasing the Xiaomi Air Purifier HEPA Filter M2R-FLP from AIYOZON, you can enjoy:

• Detailed product specifications
• Compatibility-focused product information
• Easy online ordering
• Customer support
• Convenient delivery options
• Reliable after-sales assistance
• A dedicated selection of Xiaomi and smart-home accessories

Frequently Asked Questions

What is the Xiaomi M2R-FLP filter?

The M2R-FLP is a cylindrical replacement air purifier filter commonly used with selected older Xiaomi Mi Air Purifier models. It combines a pre-filter, H12 HEPA filtration and activated carbon.

Is M2R-FLP a HEPA filter?

Yes. Current product specifications identify it as an H12 HEPA filter.

Which Xiaomi air purifiers are compatible?

Commonly listed compatible models include Xiaomi Mi Air Purifier 1, 2, 2S, 2H, 2C, 3, 3C, 3H, Pro and, in some listings, Max. Compatibility varies between filter versions and markets, so verify your exact purifier model before ordering.

Does the M2R-FLP remove PM2.5?

Yes. Its H12 HEPA filtration is designed to capture fine airborne particles, including PM2.5-sized particulate matter.

Does it contain activated carbon?

Yes. The M2R-FLP is specified with an activated-carbon layer that helps reduce household odors and certain gaseous pollutants.

What is the size of the M2R-FLP filter?

Current specifications list approximately 201mm outer diameter × 290mm height.

What is the CADR of this filter?

Current listings report a matched solid CADR of up to approximately 310m³/h and gaseous CADR of around 60m³/h. Actual performance depends on the purifier in which the filter is installed.

How often should I replace the filter?

A typical replacement period is around 6–12 months, but actual life depends heavily on air quality and usage. Follow your purifier’s filter-life indicator and replace it sooner if airflow or odor performance declines.

Can I wash the M2R-FLP filter?

The complete HEPA and activated-carbon cartridge should not be washed. It is designed to be replaced when its useful life ends.

Is M2R-FLP the same as M8R-FLH?

No. They are different filter model codes. Xiaomi’s official documentation identifies M8R-FLH for several Xiaomi purifier models, while M2R-FLP is a different filter designation. Always verify the required filter code for your exact purifier.

Final Verdict

The Xiaomi Air Purifier HEPA Filter M2R-FLP is a practical replacement cartridge for compatible Xiaomi Mi Air Purifier models. Its H12 HEPA filtration, primary filter and activated-carbon layer are designed to address airborne dust, fine particles and household odors while helping compatible purifiers maintain their intended airflow and filtration performance.

If your compatible Xiaomi air purifier’s filter is old, heavily loaded with dust or showing reduced performance, replacing it with the correct M2R-FLP filter can help restore the purifier’s filtration system.

🛒 Keep Your Indoor Air Cleaner

• Replace your old filter
• Improve fine-particle filtration
• Help reduce household odors
• Maintain proper purifier airflow
• Use the correct replacement filter for your Xiaomi purifier

👉 Order the Xiaomi Air Purifier HEPA Filter M2R-FLP from AIYOZON and keep your compatible Xiaomi air purifier performing at its best.