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

Our Price: $22.79

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The Aprilaire 401 Filter for air cleaner model 2400 is the ideal replacement filter. As an exact replacement to the standard filter or Space-Guard Replacement Filter media, the Aprilaire 401 provides essential cleans air throught 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® 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!


• Genuine Aprilaire 401 replacement filter media
• For use with Space-Guard Air Cleaner Model 2400
• High Efficiency Air Filter
• Can Last Up to 2 years depending on Use


• Efficiency Rating: MERV 10
• Dimensions: 16" x 27" x 6"
• Replace annually
• Replacement filter for Spacegard 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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