Alen BreatheSmart 45i True HEPA Air Purifier
Filter: White
/ Color: Pure
Sleep Better with Alen®’s 45i
In an independent SleepScore study, 100 percent of participants said they’d recommend Alen® BreatheSmart 45i and that they planned to continue to use it. With laser sensor automation, and pink noise for a healthier and more relaxing vibe, the 45i is your secret weapon for a more restful night’s sleep.
SleepScore Validated: A proven path to better sleep and fewer nighttime allergies.
Ideal Room: Open-concept spaces and living rooms up to 800 sq. ft.
Tailored to You: True HEPA air filter options to target chemicals (VOCs), smoke, allergies and dust, mold, as well as pet odor and dander.
Know it’s Working: See real-time air quality in 5 vivid LED colors as Auto mode optimizes speeds 24/7.
Guaranteed Forever: Lifetime peace of mind from the industry’s only lifetime warranty.
Breathe Beautifully: Accent your décor with a diverse selection of designer panel options.

SleepScore Validated: A proven path to better sleep and fewer nighttime allergies.
Ideal Room: Open-concept spaces and living rooms up to 800 sq. ft.
Tailored to You: True HEPA air filter options to target chemicals (VOCs), smoke, allergies and dust, mold, as well as pet odor and dander.
Know it’s Working: See real-time air quality in 5 vivid LED colors as Auto mode optimizes speeds 24/7.
Guaranteed Forever: Lifetime peace of mind from the industry’s only lifetime warranty.
Breathe Beautifully: Accent your décor with a diverse selection of designer panel options.

- CFMiCubic Feet per MinuteSpeed 1: 70 CFM | Speed 2: 135 CFM | Speed 3: 175 CFM | Speed 4: 215 CFM
- CADRiClean Air Delivery Rate.245
- Cord length7ft 8inches (233cm)
- CoverageUp to 800 sq. ft. (74.32 m2) | Cleans all air in room every 30 minutes @ highest setting
- DimensionsH 25" (63.50 cm) x W 15" (38.10 cm) x D 8.5" (21.59 cm)
- Energy stariProducts/Homes/Buildings that earn the ENERGY STAR prevent greenhouse gas emissions by meeting strict energy efficiency guidelines set by the U.S. Environmental Protection Agency and the U.S. Department of EnergyYes
- Filter cost$69 | Using "Pure" Air Filter
- Filter life max12 months | @ Recommended 24hr/day operation
- Filtration rateRemoves 99.9% of particles greater than 0.1 microns
- Noise levelLowest Speed 23 dBa | Highest Speed 49 dBa
- Ozone0 PPM when disengaged, less than 0.001 PPM with optional ionizer engaged
- Power consumption1.1 to 50 watts
- Power supply120 AV, 60HZ (2 Prong Power Cord)
- SensorAutomatic speed adjustment and coordinated to 5 color rings/ 4 speeds
- Sound typePink Noise | All speeds
- Speed settings4
- WarrantyForever Guarantee | with Product Registration & Active Air Filter Subscription
- Weight15 lbs (6.8 kg)
- BreatheSmart 45i air purifier
- 45i True HEPA air filter
- Designer panel (optional)
- Quick start guide

Alen®’s BreatheSmart technology lets you monitor room conditions from your smartphone. We make the invisible visible, so you can verify that your units are removing harmful pollutants from your home - in one or multiple rooms.
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