Best Air Purifier

Award Winning Core 400S Design and Features

Best Air Cleaner Checklist

Looking for the Best Air Purifier for Home and Office ?


A Checklist for the Best Air Cleaner


First, the basic product considerations about the Air Purifier.

Does it has a safe and effective H13 True HEPA or better grade air filtration system ?

Can it filter out the intended contaminant-types to remove ?

Is it energy efficient and able to cover the room size adequately ?

Does its quiet operation offer adequate minimum interruption to sleep or work environment ?

Are you satisfied with the built quality, positive product reviews and brand reputation ?


Next, additional desirable features about the Air Purifier.

Does it has user-friendly features and ease of maintenance ?

Are there filter customization for specific air pollutants to remove ?

Does it has air monitor capability for auto-fan speed and display ?

Can it connect to smart mobile apps for additional functions and convenience ?

Can it network with smart home devices for voice controls ?

Best-in-Class Features

Award-winning Levoit Core 400S has advanced technologies. These result in practical benefits to consumers, complementing its great design and highly effective and powerful and medical grade H13 true HEPA filtration capabilities. For anyone who will examine its specifications, the Core 400S is an innovative product. And one that will fit well aesthetically in any home living area or office reception or meeting room. The best air purifier for home and office.

Levoit Core 400S Smart WiFi Air Purifier

3-Stage H13 True HEPA Air Purifier

Red Dot Winner 2020 & iF Design Award 2020

Powerful H13 True HEPA Filtration


Quiet Fan Structure Design


PM2.5 Display and Mobile Apps Control


Other Advanced Technologies

Additional features of Levoit Core 400S Smart WiFi Air Purifier


Vortex Air

The Vortex Air technology drives powerful air circulation to give quick result for a refreshing difference in your space.



Kinetic rubber pads to absorb sound from fan vibrations and keep air purifier running with low noise and not disturbing sleep


HEPA Smart

A treatment to enhance the H13 True HEPA filter to filter out 99.99% of bacteria and mold as well as particles 0.1micron in size.


Air Sight Plus

Scans environment for airborne particles to auto adjust fan speed for removing contaminants from your breathing space.


ARC Formula

Levoit ARC formula on Custom High-Efficiency Activated Carbon Filter rids out household odours, kitchen smoke and pet smell.


Voice Control

Connects air purifier to third-party voice assistant like Google Assistant or Amazon Alexa to enable convenient voice control

Videos on Core 400S Smart Air Purifier

Introducing the Core 400S Smart WiFi Air Purifier

Core400S Intro


Core400S Power Up


About Levoit

Established in 2017, Levoit is an US brand, with Headquarters in California, USA. Within the few years, Levoit has gained many customers and much recognition for the Levoit Air Purifier products. According to The NPD Group / Retail Tracking Service, US, unit sales, 12 months ending October 2020, Levoit has also become the number one best selling Air Purifier Brand* in US.

Shopping Cart