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Know when it’s time for a fresh filter

RealTrack™ uses fan speed, usage and pollution levels to calculate remaining filter life, so replacement timing is based on how you actually use your purifier.

A cleaner way to change your filter

The booklet-style design folds closed as you remove it, helping keep trapped dust and pollutants contained.

Protect 7400 Series SmartFilter
Protect 7400 Series SmartFilter
Protect 7400 Series SmartFilter
Protect 7400 Series SmartFilter
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4.0
Rated 4.0 out of 5 stars
4.0 Stars (75 Reviews)

Protect 7400 Series SmartFilter

Smart filtration designed to keep your Protect performing at its best, with built-in tracking that takes the guesswork out of filter changes

Designed for

Protect 7410i & 7470i

Great for

Everyday pollutants, odors, VOCs & smarter filter maintenance

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Filter Subscription
  • 1 Replacement Filter
  • Delivered Every 9 Months
  • Pay when we send it
  • Save 15% on recurring filter replacements

  • Free & fast shipping
  • 30 day home trial
  • Free extended warranty

Powerful particle and odor protection with smart features that make filter maintenance easier.

  • Captures dust, pollen, pet dander & smoke
  • Helps reduce odors, gases & VOCs
  • Lasts up to 9 months
  • Tracks filter life based on actual use
  • Reminds you when it’s time to replace Folds closed for a cleaner filter change
  • Up to 9 months filter lifetime
  • Accurate filter lifetime tracking
  • App replacement alerts
  • Quick & easy filter
changes

Know when it’s time for a fresh filter

RealTrack™ uses fan speed, usage and pollution levels to calculate remaining filter life, so replacement timing is based on how you actually use your purifier.

A cleaner way to change your filter

The booklet-style design folds closed as you remove it, helping keep trapped dust and pollutants contained.

Smart Filtration, you can trust

FAQ

Depending on usage, your filter will last up to 9 months.

It’s important to change your filter when needed because dirty filters clean the air less efficiently, reducing the purifier's ability to capture pollutants and affecting overall air quality in your space.