BreatheSmart 75i

$799
BreatheSmart 75i
$799.00
$799.00
We recommend the product and filter below.

BreatheSmart 75i

HSA|FSA Eligible

Product Description

Alen’s largest and most powerful air purifier is ideal
for large open-concept living room and kitchen spaces.

For busier lifestyles with children and pets, we recommend aiming for the two air exchange rate at 1,400 sq ft. of coverage when determining which unit best fits your needs. Higher traffic areas generally benefit from powerful units with more coverage.

$799.00
We recommend the product and filter below.
Bestseller
  • Alen BreatheSmart 75i True HEPA Air Purifier | White
  • Alen BreatheSmart 75i True HEPA Air Purifier | White
  • Alen BreatheSmart 75i True HEPA Air Purifier | White
  • Alen BreatheSmart 75i True HEPA Air Purifier | White
  • Alen BreatheSmart 75i True HEPA Air Purifier | White
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  • Alen BreatheSmart 75i True HEPA Air Purifier | Brushed Stainless
  • Alen BreatheSmart 75i True HEPA Air Purifier | Brushed Stainless
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  • Alen BreatheSmart 75i True HEPA Air Purifier | Espresso
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1 30

BreatheSmart 75i

BreatheSmart 75i
HSA|FSA Eligible ? *One-time purchase only

Alen’s largest and most powerful air purifier is ideal
for large open-concept living room and kitchen spaces.

For busier lifestyles with children and pets, we recommend aiming for the two air exchange rate at 1,400 sq ft. of coverage when determining which unit best fits your needs. Higher traffic areas generally benefit from powerful units with more coverage.
$799.00
$799.00

Customize to your style and needs:

Design:

Customize your purifier to match your aesthetic.

Filter

Help me choose

Our entry-level filter. Features a medical-grade HEPA filter that captures 99.9% of airborne dust, viruses, and allergens.​
Recommended
$89.10
  • Save 10% on future filter refills
  • Skip, modify, or cancel anytime
  • Worry-free delivery every

I'll subscribe later

Our Forever Guarantee policy requires the use of Alen filters for your purifier. Learn More

FREE 2-Day Shipping

FREE 2-Day Shipping

Lifetime Warranty

Lifetime Warranty

60-Day Trial

60-Day Trial

  • BreatheSmart 75i air purifier
  • 75i True HEPA air filter
  • Designer panel (optional)
  • Quick start guide
  • User manual
  • Power adapter

CADR i Clean Air Delivery Rate.

375

CFM i Cubic Feet per Minute

Speed 1: 100 CFM| Speed 2: 185 CFM| Speed 3: 255 CFM| Speed 4: 300 CFM| Turbo: 375 CFM

Coverage

Covers up to 2,800 sq ft every hour or 1,400 sq ft every 30 minutes

Dimensions

H 27" (68.58 cm) x W 18.5" (46.99 cm) x D 11.5" (29.21 cm)

Energy star i Products/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 Energy

Yes

Filter cost

$99 | Using "Essential (Pure)" air Filter

Filter life max

@ Recommended 24/7 operation Essential (Pure): 12-15 months Advanced (Fresh)/Ultimate (Odor) 7-10 months

Filtration rate

Removes 99.9% of particles greater than 0.1 micron

Ionizer

Yes

Noise level

Lowest Speed - 25 dBa | Highest Speed - 51 dBa

Ozone

0 PPM when disengaged, less than 0.001 PPM with ionizer engaged

Power consumption

1.36 to 55 watts

Power supply

120 AV, 60HZ (3 Prong Power Cord) | Cord length: 7ft (213cm)

Sensor

Automatic speed adjustment and coordinated to 5 color rings/speeds

Sound type

Pink Noise | All speeds

Speed settings

5

Warranty

Forever Guarantee | with Product Registration & Active Air Filter Subscription

Weight

27 lbs (12.2 kg)

We offer standard payment options with credit or debit card, PayPal, GPay, and Apple Pay, in addition to Buy Now, Pay Later options that are available with ShopPay. FSA/HSA payment is available to eligible customers through Flex.

View full details

Meet our filters

Essential (Pure)

Advanced (Fresh)

Ultimate (Odor)

The filter that started it all. Our entry-level filter features medical-grade HEPA filtration that captures 99.9% of airborne dust, viruses, and allergens.​

For when you want a little more control. Includes medical-grade high efficiency particulate (HEPA) filtration from the Essential filter, plus a carbon layer providing protection against asthma triggers, chemicals and VOCs, smoke, and other common pollutants. ​

Your comprehensive clean-air solution. Our top-tier filter features a medical-grade, high efficiency particulate (HEPA) material with a powerful carbon & catalyst layer for broad performance against asthma triggers, chemicals and VOCs, smoke, pollutants, odor, mold, and pet-filled homes. 

Essential (Pure)

The filter that started it all. Our entry-level filter features medical-grade HEPA filtration that captures 99.9% of airborne dust, viruses, and allergens.​

Advanced (Fresh)

For when you want a little more control. Includes medical-grade high efficiency particulate (HEPA) filtration from the Essential filter, plus a carbon layer providing protection against asthma triggers, chemicals and VOCs, smoke, and other common pollutants. ​

Ultimate (Odor)

Your comprehensive clean-air solution. Our top-tier filter features a medical-grade, high efficiency particulate (HEPA) material with a powerful carbon & catalyst layer for broad performance against asthma triggers, chemicals and VOCs, smoke, pollutants, odor, mold, and pet-filled homes. 

See also

20%

Ranked in the quietest 20% of air purifiers on the market.

Quiet Mark Certified

Quiet Mark Certified

Up to 5x

Indoor air pollutant levels can be 2 to 5 times higher than outdoor levels.

Asthma & Allergy Friendly

Asthma & Allergy Friendly

93%

93% of participants reported improved sleep.

SleepScore Validated

SleepScore Validated

Certified

Achieved Energy Star's 2025 'Most Efficient'

Energy Star

Energy Star

What others are saying

Control your air from anywhere 

Alen Air App

Monitor your air quality in real time and control your Alen air purifiers from one intuitive interface. Set alerts, adjust settings, and schedule effortlessly.

Learn More

Deeper insights with airID

airID uses AI-powered optical technology to detect, identify, and measure air particles so you can track pollutants like dander, smoke, pollen, and smog.

Learn More

Quiet and very efficient. It was shocking to see how much dust it collected.

Jeff

Noticed a big difference in my bedroom the next morning after setting up. My eyes feel better and aren’t red anymore. Room also smells better.

Cindy

I love this machine and the company customer service was awesome ~ best investment !!!

Janice

Picture the perfect spot for your
BreatheSmart 75i

Great Room

With powerful fans designed to operate in open plan concepts, the 75i purifies up to 2,800 sq ft every hour or 1,400 sq ft every 30 minutes, keeping your living room and dining room areas fresh and allergen-free.

Play Room

Perfect for active fun, the 75i purifies up to 2,800 sq ft every hour or 1,400 sq ft every 30 minutes, ensuring your playroom stays safe and clean for everyone enjoying your space.

Office

Designed for productivity and professionalism, the 75i purifies up to 2,800 sq ft every hour or 1,400 sq ft every 30 minutes, maintaining a clean and quiet business office environment.

Picture the perfect spot for your

BreatheSmart 75i

With powerful fans designed to operate in open plan concepts, the 75i purifies up to 2,800 sq ft every hour or 1,400 sq ft every 30 minutes, keeping your living room and dining room areas fresh and allergen-free.

Perfect for active fun, the 75i purifies up to 2,800 sq ft every hour or 1,400 sq ft every 30 minutes, ensuring your playroom stays safe and clean for everyone enjoying your space.

Designed for productivity and professionalism, the 75i purifies up to 2,800 sq ft every hour or 1,400 sq ft every 30 minutes, maintaining a clean and quiet business office environment.

Great Room
Play Room
Office
BreatheSmart 75i BreatheSmart 75i
BreatheSmart 45i BreatheSmart 45i
BreatheSmart 35i BreatheSmart 35i
BreatheSmart 25i BreatheSmart 25i

A purifier for every space.

Compare Models

FAQs

What makes the Alen BreatheSmart 75i different from other air purifiers?

The Alen BreatheSmart 75i combines advanced HEPA filtration technology with optimized airflow for maximum efficiency and minimal noise. This allows for whisper-quiet removal of particulate matter, even on the highest setting, 24/7.

What does the Alen 75i air purifier track with its smart sensors?

The Alen 75i monitors PM2.5, TVOCs, eCO2, temperature, and humidity. Set personalized alerts in the Alen Air app to be notified when levels exceed your thresholds.

How much space can the Alen 75i purify?

The Alen 75i purifies up to 2,800 sq ft in one hour or 1,400 sq ft every 30 minutes, ideal for large spaces.

Can I control the Alen 75i remotely?

Yes, with the Alen Air app, you can adjust settings, check air quality, and create schedules for multiple purifiers remotely.

How does the Alen 75i track filter life?

The 75i’s smart RFID filters track remaining filter life, helping you manage replacements even when filters are swapped.

Does the Alen 75i have an auto-dimming feature?

Yes, Auto Light Mode dims control panel lights in low-light conditions and brightens them when lights are on.

Will the Alen 75i receive updates over time?

Yes, firmware updates are available through the Alen Air app, improving functionality and adding features.

What type of filters does the Alen 75i use, and how often should I replace them?

The 75i uses medical-grade H13 True HEPA filters, capturing particles as small as 0.1 microns. Replace every 10-12 months; RFID technology alerts you based on usage.

What warranty coverage does the Alen 75i offer?

The 75i is covered by the Alen Forever Guarantee with registration and an active filter subscription, providing lifetime repair or replacement coverage.

Does the 75i help with pet hair and per dander?

Yes, the BreatheSmart 75i is highly effective at capturing pet dander and other allergens, making it an excellent choice for pet owners.

Can the 75i handle wildfire smoke?

Absolutely. The 75i is equipped with a HEPA filter that can capture smoke particles, making it suitable for areas affected by wildfires.

What colors or finishes are available for the 75i?

The BreatheSmart 75i offers a variety of designer panels to match your personal style, including finishes like warm oak, weathered gray, brushed stainless, graphite, and espresso.

How does the 75i indicate air quality?

The 75i features a color-coded ring that provides real-time feedback on your air quality. This visual indicator helps you understand the current air conditions in your space.

I received a gray pouch with my 75i that doesn't look like packaging. It's about 7"x5"x2". What is this?

The gray sachets contain activated carbon to help absorb any new plastic smells from the purifier. You are welcome to keep and use them safely throughout the home to help absorb odors in other areas, then discard them at your convenience.

The 75i filter has clear plastic over it. Are we supposed to remove it?

Yes! All of our filters are sealed in plastic to protect them from the elements, and the plastic should be removed prior to use.

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