BreatheSmart 45i

The 45i elevates your indoor wellness with Alen’s bestselling True HEPA (H13) air purifier—featuring advanced particle sensor technology, best-in-class quietness, and medical-grade filtration. Capture up to 99.9% of dust, allergens, aerosolized viruses, chemical and pollutant particles down to 0.1 micron in spaces up to 800sqft. Validated by Sleep Score Labs to provide a better night's rest, 45i thinks about air quality so you don’t have to, day and night.

• Sleep Superbly – Dim or darken lights at bedtime & doze off to soothing pink noise for 25% better rest
• Know it’s Working – See real-time air quality in 5 vivid LED colors as Auto mode optimizes speeds 24/7
• Tailored to You – True HEPA filter options to target chemicals (VOCs), smoke, and odors
• Breathe Beautifully – Accent your décor with a diverse selection of designer panel options
• Guaranteed Forever – Lifetime peace of mind from the industry’s only lifetime warranty

Details:

• CFM: Speed 1: 70 CFM | Speed 2: 135 CFM | Speed 3: 175 CFM | Speed 4: 215 CFM
• CADR: 245
• Cord Length: 7ft 8in (233cm)
• Coverage: Up to 800sqft (74.32 m2) | Cleans all air in room every 30 minutes on the highest setting
• Dimensions: H 25" (63.50 cm) x W 15" (38.10 cm) x D 8.5" (21.59 cm)
• Energy Star certified 
• California Air Resources Board Certified
• 4 Filter options: Pure, Fresh, Odor, and VOC/Smoke | BreatheSmart FLEX & 45i filters are compatible
• Filter Cost: $69-$119.00+tax | 10% off with subscription orders - More information: Alen BreatheSmart 45i Replacement HEPA Filters & Air Filter Replacement Subscription
• Filter Life: 9-12 months based on the recommended 24/7 operation 
• Prefilters are available for purchase separately in 4 packs, also available to purchase in filter subscription - Alen® BreatheSmart FLEX/45i Replacement Prefilter 4-Pack
• Changing the Filter - Changing the Filter for the BreatheSmart 45i
• Filtration Rate: Removes 99.9% of particles greater than 0.1 micron
• Noise Level: Lowest Speed 23 dBa | Highest Speed 49 dBa
• Ozone: 0 PPM when disengaged, less than 0.001 PPM with optional ionizer engaged - Ionic Air Purifiers & Ozone Air Purification Safety
• Power Consumption: 1.1 to 50 watts
• Power Supply: 120 AV, 60HZ (2 Prong Power Cord)
• Sensor: Automatic speed adjustment and coordinated to 5 color rings/ 4 speeds
• Sound Type: Pink Noise | All speeds
• Speed Settings: 4
• Warranty: Forever Guarantee | with Product Registration & Active Air Filter Subscription - More information: Guaranteed. Forever. | Alen® Air Purifiers
• Weight: 15lbs (6.8 kg)
• Alen Air App-compatible for iPhones and Android phones
• Designer panel options: Change the front panel for the 45i anytime by purchasing a designer panel - can be purchased separately BreatheSmart FLEX/45i Designer Panels | Alen®
• 45i Product Manual

Unit Top View:

Air Quality Indicator:

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Related Article: Particle Sensor & PM2.5

Sound Comparison on the Highest Speed: