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We're reviewing the replacement filter for this Blueair 411a Max model. Blue Pure 411a Max uses a different cartridge (F4MAX) than Blue Pure 411 / 411+ / 411 Auto (PART411). BuckParts will not recommend a buy path until catalog compatibility is verified.

Search·Blueair

When you already know your purifier’s model number, this page shows the replacement filter numbers we match to it—then you can compare with your old filter and shop.

Brand

Blueair

Model Blue Pure 411a Max

Blueair Blue Pure 411a Max Air Purifier

Series: Blue Pure

These filter part numbers are matched to this air purifier model in our reference. Compare the part number with the label on your current filter or your owner’s manual before you buy.

We don’t have a replacement filter listed for this model yet. Try another spelling in search, or check the sticker on the unit and your manual for the original part number.

Notes & next steps

Search again if you need a different model or part number.