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Standard replacement filter

Blueair Classic 200 Series Particle Filter 201PF replacement filter

Classic 200 Series Particle Filter (part 201PF) fits Blueair Classic 203, Blueair Classic 203 Slim, Blueair Classic 205 and 3 more models, according to the official Blueair product page.

Official Blueair fit · checked

Blueair models that use Classic 200 Series Particle Filter 201PF

This filter is listed for 6 models. Open a model to see its complete list of primary, optional, and specialty filters.

Before you order

What to check in a 201PF listing

  • The listing names part 201PF. Similar-looking filters are not proof of fit.
  • Your purifier is one of the compatible models: Blueair Classic 203, Blueair Classic 203 Slim, Blueair Classic 205 and 3 more models.
  • The pack size and pieces included match what you need. Genuine and third-party filters can differ.
  • The total price with shipping, seller feedback, and delivery estimate work for you.

Care guidance

Replacement schedule

Blueair recommends replacing the filter every 6 months under continuous operation.

Usage conditions can affect service life. Follow the cited manufacturer guidance for this part.

Compare compatible options

These share at least one compatible model but may do a different job, such as a carbon pre-filter or a specialty version. Check each part page before buying.

Frequently asked questions

How often should I replace the Blueair Classic 200 Series Particle Filter (201PF)?

Blueair recommends replacing the filter every 6 months under continuous operation.

Which Blueair models use the Classic 200 Series Particle Filter 201PF?

According to the official Blueair product page, Classic 200 Series Particle Filter (201PF) fits Blueair Classic 203, Blueair Classic 203 Slim, Blueair Classic 205 and 3 more models. Verify the model label on your unit before ordering.

Do aftermarket 201PF filters work?

Marketplace listings may be from the manufacturer or a third party. Match the exact part number 201PF, review the listing details, and verify the model label on your unit before buying.

Official compatibility record

Manufacturer source

Official Blueair documentation identifies Classic 200 Series Particle Filter, SKU 201PF, as compatible with Classic 203, Classic 203 Slim, Classic 205, Classic 270E, Classic 270E Slim, and Classic 280i.

Blueair Official Classic 200 Series Particle Filter

Source compatibility checked 2026-08-29. Recheck the listing and your purifier label before ordering.