Aprilaire 401 Filter Genuine Replacement for Air Cleaner Model 2400

SKU: 826437
Brand: Aprilaire Model: 401 Condition: New
4.5 (2 Reviews)

Aprilaire 401 Filter Replacement for 2400

Our Price: $22.79
Available to Ship: Within 48-72 Hours

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The Aprilaire 401 Filter is a genuine replacement for Aprilaire 2400 air cleaner is the ideal replacement filter. As an exact replacement to the standard filter or Space-Guard 2400 Filter media, the Aprilaire 401 filter provides essential clean air throughout your house especially when inhabitants are prone to irritation by allergies or dust. For these reasons, Aprilaire® recommends replacing your air cleaner filter at least once, if not twice per year.

The Aprilaire 401 filter is a MERV 10 rated air filter and can be retroactively fitted into your older Space-Guard Air Cleaners by simply applying the 1413 Upgrade Unit. Take advantage of all of the cleaning effects of Aprilaire’s new media filters on any of your older air cleaners and order the Aprilaire 401 Filter Space-Guard Replacement Filter Media for Model 2400 Air Cleaners today!


  • Lasts Up to 2 Years Contingent On Use
  • Compatible with Space-Guard Air Cleaner Model 2400
  • High Efficiency, Merv 10 rated Air Filter


  • Efficiency Rating: MERV 10
  • Filter Dimensions: 16" x 27" x 6"
  • Replace Annually
  • Replacement Filter for Space-Guard Aprilaire Model 2400
  • Customer Reviews

    Aprilaire 2400

    We bought the Aprilaire 2400 unit a year ago and needed to replace the filter. My local store had them in stock at $89.99. Thought it was too expensive and went looking for it online. This is the best price I found and I did a thorough search.


    on 07-10-2014 by Susan


    I couldn't believe the price. I buy these from Home depot for twice as much. they work great


    on 02-13-2010 by Geoff Henry

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    Questions & Answers

    Does this filter fit my existing aprilaire high efficiency air cleaner which is 9 years old, without making modifications?

    by Paul K. on 04-23-2013

    This MERV 10 rated filter can also be retroactively fitted into your older Space-Guard Air Cleaners by simply applying the 1413 Upgrade Unit.

    on 04-23-2013

    What does this filter capture and is it a genuine Aprilaire filter?

    by John F. on 05-25-2012

    The Aprilaire 401 has a MERV 10 rating and will remove pathogens, pollen, allergens, dust, dander, airborne debris, pet hair, and more. By removing harmful bacteria and pathogens, the Aprilaire 401 provides a cleaner, healthier indoor environment. 

    Yes, this is a Genuine Aprilaire replacment filter. 

    on 05-25-2012
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