Blue Star BS-AP300DAI Air Purifier Review

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In Brief: Blue Star BS-AP300DAI Air Purifier Review

The Blue Star 300DAI air purifier has a HEPA filter with filtration up to PM 2.5 and 300 square feet coverage area, ideal for medium-sized rooms like living rooms and small office spaces. It is reasonably priced, portable has a four-stage filtration system and uses Microbe DeActive+ Technology in its filtration process.

Blue Star is an air conditioning and commercial refrigeration company.

It also makes products in the residential water purifiers business with a stylish and differentiated range, and the air purifiers and air coolers businesses too.

The Blue Star 300DAI Air purifier works towards meeting the basic needs and considerations for a consumer’s air purifier: air that is clean, pure and safe to breathe.

It uses a HEPA filter that removes PM2.5 and PM10 particulate matter. It has an automatic Filter Clean LED Indicator, Microbe DeActive+ Technology, and an Air Quality Sensor.

Key Specifications of Blue Star BS-AP300DAI

Source: Blue Star

The Blue Star BS-AP300DAI is a portable air purifier suitable for medium-sized rooms, such as living rooms, and cabin spaces covering an area of 300 square feet. It has a Clean Air Delivery Rate (CADR) of 444 m³/h.

The air purifier has several features, like a digital timer that allows for user preferred time of auto switch off, HEPA and Active Carbon filters, 3 Stage Purification system, an LED air quality indicator, and a silent mode.

The key specifications of this Blue Star BS-AP300DAI air purifier have been summarised below:

Purification TechnologyMicrobe DeActive+ Technology
FiltersPre Filter, Activated Carbon Filter, HEPA Filter
Main filter TypeHEPA
Coverage Area (square feet)300 square feet
Power Consumption (W)43W
Noise (dB)35/45/52/60 dB
Dimensions (W X D X H) cm17.2 x 32.5 x 50
Warranty (years)2 Year on product, 1 Year on filters
Power source typeCorded Electric

Unique Features

The Blue Star BS-AP300DAI air purifier is portable, and can be moved from one room to another. Ithas four unique features, two of which are highlighted below:

Microbe DeActive+ Technology

This type of purification technology works to ensure that it effectively deactivates the bacteria, mould, pollen etc. present in the air.

It destroys more than 99.5% of airborne pollutants that are present in the indoor atmosphere of the room.

Auto Filter Clean LED Indicator

The Blue Star BS-AP300DAI comes with an Auto Filter clean LED Indicator that provides timely indications oh when the filter needs cleaning or changing, ensuring a longer filter life.


What All Impurities Blue Star BS-AP300DAIAir Purifier Removes

The Blue Star BS-AP300DAI air purifier removes most common contaminants found indoors for particles of the size of PM2.5.

The pollutants include physical airborne impurities visible to the naked eye like dust, pollen, hair, etc.

It removes chemical impurities like VOCs, TVOCs, and chemicals like benzene. VOCs are organic (carbon-containing) chemicals present in the air, and TVOCs pertain to the total concentration of multiple airborne VOCs present simultaneously in the air.

Many of these come from furnishings, personal care products, air fresheners, tobacco smoking, cooking with gas stoves, etc. and can have adverse health consequences.

The Blue Star BS-AP300DAI also removes biological contaminants like mould and bacteria like E. Coli and staphylococcus.

Can Blue Star BS-AP300DAI Air Purifier Remove Virus?

Source: Blue Star

No, the HEPA filter used in Blue Star BS-AP300DAI air purifier, with that has effective filtration for PM 2.5, and the Microbe DeActive+ technology with an efficiency of 99.5% that helps in removal of pollen, bacteria, mould, etc., but cannot be used against viruses present in the air.

Blue Star BS-AP300DAI Air Purifier Air Filters System: How it Purifies Air ,

The Blue Star BS-AP300DAI air purifier uses a four-stage filtration system with a consisting of the following filters:

  1. High-Density Pre Filter: This filter stops larger particles of hair, dust, etc. found in the air. It helped eliminate indoor air pollutants like dust and suspended particulate matter.
  2. HEPA Filter: It removes PM2.5 and PM10 particulate matter.
  3. Activated carbon filter: This filter eliminates chemical contaminants found in the air, like VOC (Volatile organic compounds) and TVOC (Total volatile organic compounds). It also removes chemicals like benzene and absorbs offensive odours.
  4. Microbe DeActiv + technology: This technology works towards effectively deactivating bacteria like E.Coli and staphylococcus, mould, pollen, etc.

The HEPA filter filters the air by forcing airflow through a filter and allowing only very tiny particles to pass through.

As it does not remove all kinds of do not remove odours, chemicals, or gases, the HEPA filter is used in conjunction with the other filters to provide clean air to your rooms.


Filter Change, Repairs & Warranty

The air purifier comes with an automatic Filter Clean indicator.

There is a two-year warranty for the air purifier and a one-year warranty for the filters. Read ahead for more information on the filter, its repair and warranty:

Filter Change Requirements

The Blue Star BS-AP300DAI air purifier has an automatic Filter Clean LED Indicator that indicates when it is time to clean or change filters in the air purifier. Users may contact customer care in case of filter replacements.

Repairs and Warranty

There is a two-year warranty for this air purifier from the date of purchase, excluding the plastic parts. A one-year warranty is also provided on the filters.

The air purifier is covered in the warranty, but the plastic parts and air filters are not.

You can register the warranty on their website here>

For any information regarding Blue Star air purifiers, you can contact them via call on 1800 209 1177 / 1860 266 6666 or email them at [email protected]. A contact page is also available at

Price of Blue Star BS-AP300DAI Air Purifier and Its Filters

The air purifier has a reasonable price, slightly lower than other products that have similar coverage area and functionality.

The lower price may be due to the air purifier providing lesser features when compared to other products having a similar coverage area.


Who Should Buy Blue Star BS-AP300DAI Air Purifier

The Blue Star BS-AP300DAI air purifier works to purify the air in medium-sized rooms with a 300 square feet coverage, making it suitable for families and individuals working in small office spaces.

The air purifier is suitable for those individuals looking for a product that meets the basic air purification needs.

Why we like it

The Blue Star BS-AP300DAI is quite useful in areas high in air pollution but lacks features like a child lock and an air quality indicator.

It is quite affordable, ideal for those who are looking to cover the basic needs of air purification.


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