Air Purifier Filter Finder
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Filter compatibility ledger

M8R-FLH compatible air purifier models

Use this filter page when a retailer listing or old package shows the filter code first. Match the SKU, dimensions, and purifier model before ordering.

Filter status

OEM / manufacturer filter

Compatible models

1

Annual cost estimate

$45-110 USD

OEM filter

Xiaomi Mi Air Purifier HEPA Filter

Cylindrical HEPA and carbon filter

Primary SKU
M8R-FLH
Dimensions
Cylindrical cartridge for Mi Air Purifier 3H family.
Cost note
One to two filters per year.

Retailers may group lookalike filters together. Confirm the purifier model label and SKU on the listing before checkout.

Compatible purifier models

Each model link returns to the model-first view with replacement interval, warnings, and related filters.

Xiaomi Mi Air Purifier 3H Model numbers: 3H, Mi Air Purifier 3H ยท Replace every 8 months Mi smart purifier using cylindrical filter cartridges.

Compatible alternative search terms

Mi 3H compatible cylindrical filters

Retailer options for M8R-FLH

Amazon

Xiaomi Mi Air Purifier 3H filter

Varies by listing

Affiliate link
Price note
Check retailer listing for current price.
Availability note
Use the SKU and model notes here to confirm fit before checkout.
Link disclosure
Amazon Associates; opens with sponsored nofollow attributes.
Check retailer listing

Verify the purifier model and filter SKU on the retailer page before ordering.

Xiaomi

Mi Air Purifier 3H filter

Varies by listing

Affiliate link
Price note
Check retailer listing for current price.
Availability note
Verify model and SKU on the retailer page before ordering.
Link disclosure
Xiaomi affiliate-capable search; opens with sponsored nofollow attributes.
Check retailer listing

Verify the purifier model and filter SKU on the retailer page before ordering.