Over the past few years, there has been an increase in awareness of the importance of indoor air quality, as more and more people have become concerned about indoor air pollution levels. According to the US Environmental Protection Agency (EPA), indoor air can be five times as polluted as outdoor air, because the air inside is not circulated as much as the air outside, thus allowing many airborne pollutants to continue to thrive inside. For this reason, air purifiers have become a very important tool for almost anyone who works indoors (whether you work at home or in an office building), and they are also a must-have for people who commonly suffer from allergies and/or asthma. By using an air purifier indoors, homeowners and business owners alike can freshen up stale air indoors, ultimately eliminating several types of air pollutants and airborne viruses that can spread indoors, thus reducing the chances of those causing health problems. Such as respiratory infections, neurological problems, or even exacerbation of symptoms in patients with asthma. So, if you are looking for a high-end air purifier for your home or office that is reliable and easy to operate, then the Toshiba Air Purifier CAF-Z85US(W) is a great choice for you.
Toshiba CAF-Z85US (W) is a high-end smart air purifier designed for large rooms with a 3-stage filtration system combined by a pre-filter, H13 True HEPA filter, and activated carbon filter that makes it capable of removing up to 99.9% of harmful airborne particles, Plus a brushless DC motor that features ultra-quiet operation at up to 30dB, rated at 483 square feet of coverage area and 312 cubic feet per minute (CADR). cubic feet p/min) / 527 m3/h, all while also featuring a built-in button control panel with integrated child safety lock, 3 fan speed settings, 3 operating modes, 4 timer settings, and a built-in light display to get Important information, Wi-Fi connectivity, in-app controls via the TSmartLife app, which also allows you to track particulate matter and VOC levels in the air, and support for Amazon Alexa voice assistant.

Based on the values about its air purifying capabilities, as well as all its various functions, you can expect this air purifier to be very powerful and effective in properly cleaning and purifying the air circulating inside your home.
So, let’s take a more detailed look at the Toshiba CAF-Z85US (W) and see all that this high-end smart air purifier has to offer you.
Design and specifications
Starting with the size of the device, the Toshiba CAF-Z85US (W) measures exactly 12.2 inches in diameter and 26.8 inches in length. While this air purifier is actually rather tall, it still comes in a neat enough size to fit in any corner of a room without having to get in your way.




On top of its sleek dimensions, this air purifier packs some weight, too, weighing in at exactly 25.2 pounds, whose heavy weight ultimately allows it to remain completely stable while it’s running without wiggling at all. Moreover, the device also comes with a set of detachable wheels that make it easy for users to move the unit around the room in which you are looking to install it. However, given its rather heavy weight, you probably won’t want to move it up and down a flight (or multiple flights) of stairs very often.




Then in terms of its design, this air purifier has a sleek, pillar-shaped design that comes in a white body coated with a glossy finish, giving it a minimalist and modern aesthetic.
Moreover, the Toshiba CAF-Z85US (W) also features a very sturdy and durable body. What’s more, this air purifier also comes with a magnetic mounting cap that allows for easy maintenance (i.e. cleaning) and replacement of two (x2) of its three filters from the indoor air filtration system (more on that to come).




Moving on to the internal components of the air purifier. For the indoor air filtration system, the Toshiba CAF-Z85US(W) uses an advanced three-stage filtration system, which consists of a pre-filter (used to capture larger air pollutants such as pet dander, dust, hair, and fur), and an H13 True HEPA filter (used to capture smaller particles airborne particles such as pollen, dust mites, spores, and mold), and an activated carbon filter (used to capture ultrafine airborne particles such as smoke, odors, and gaseous air pollutants).




In terms of the required maintenance of an air purifier’s three-stage filtration system, keep in mind that the device’s pre-filter is designed to be washable and reusable, while the other filters (these are the H13 True HEPA filter and its activated carbon filter) must be replaced every now and then. While Toshiba itself doesn’t say how long its filters will last, you can expect a lifespan for these types of high-end air filters from 3 to 6 months (depending on how often you use the device). On that note, know that you can easily Buy a pair of replacement filters from Amazon for $49.99.
The three-stage filtration system pulls large amounts of air in through two large 10″ x 17″ grilles located on each side of the device, and after filtering and purifying the indoor air, it expels it through a circular vent located on the top side of the unit.
The CAF-Z85US(W)’s three-stage filtration system makes this air purifier ultimately capable of removing up to 99.9% of harmful airborne particles.




When it comes to the total coverage area of an air purifier, know that the TOSHIBA CAF-Z85US (W) is rated to cover 483 square feet which happens at about 12 minutes or 7 times per hour, and the CADR (Clean Air Delivery Rate) is 312CFM (ft). cubic meters p / min) / 527 m³ / h (cubic meters p / h). With these coverage metrics, this high-end air purifier is ideal for purifying the air indoors within medium to large rooms (but a bit too powerful for small rooms).
Last but not least, in order to power its 3-stage filtration system, this air purifier uses a DC brushless motor that has a quiet operation, as it can be set to run at a low speed (in sleep mode) that will only generate 30dB of noise level.
It’s also worth noting that this air purifier is also AHAM rated, Energy Star rated, ETL certified, and California Air Resources Board (CARB) compliant for indoor cleaning appliances for sale in California.
Interface / Control Panel
We’ll now take a quick look at the air purifier’s interface. As mentioned earlier, the Toshiba CAF-Z85US(W) also features an integrated button control panel (located on the edge of the front side of the device).
The air purifier control panel consists of a total of 5 control buttons, which from left to right consist of an auto button, a timer button, a speed button, a mode button, and an on/standby button, and it also has an integrated child safety lock, which operates remotely. By holding down the Speed and Mode buttons simultaneously for 3 seconds.




Furthermore, the device also integrates a set of indicator lights that inform users of all settings currently selected to operate the air purifier, as well as a filter replacement indicator light that notifies users when it is time to replace the air purifier filters.
We also want to note that the Toshiba CAF-Z85US(W) also features an auto shut-off safety function, as removing the air purifier’s top cover from its magnetic mounting casing will automatically turn off the device.
In terms of its control settings, note that this high-end air purifier features a total of 3 fan speed settings (low, medium, and high), 3 operating modes (auto/sleep/turbo), and 4 timer settings (2 hours, 4 hours) and 8 hours 12 hours).
Note that when the air purifier is running in automatic mode, the built-in indicator lights will automatically turn off.
Below the air purifier’s button control panel, there is also a built-in light display that provides users with information about current indoor air quality as well as any necessary maintenance of the device. A built-in display shows how much life is left in its HEPA filter, while also letting you know when you should remove the pre-filter to clean it. You can also see if Child Lock is on and if Wi-Fi is connected. In addition, the built-in display also provides users with information on PM2.5 particle size and current VOC levels.
If the bright LED light ring shines blue, it means good air quality, yellow represents good air quality, and red means poor air quality.




On a side note, we also want to mention that this smart air purifier also features a Smart Night Mode that automatically activates when it detects its surroundings getting dark (i.e. when low-light conditions are detected).
Smartphone Companion App – TSmartLife App
Finally, to control the air purifier’s settings wirelessly, users are provided with in-app controls via the unit’s smartphone companion app, called the TSmartLife app, and it’s available as a free download for both. iOS And android hardware.




Moreover, through the TSmartLife app, users can also track levels of particulate matter and VOCs in the air over time.




Other notable features
Voice assistant support (for Amazon Alexa)
Finally, this high-end smart air purifier also features Voice Assistant support for Amazon Alexa, which means that users can also control its various settings via simple voice commands.




Final thoughts
Toshiba CAF-Z85US (W) is a high-end smart air purifier designed for large rooms with a 3-stage filtration system combined by a pre-filter, H13 True HEPA filter, and activated carbon filter that makes it capable of removing up to 99.9% of harmful airborne particles, Plus a brushless DC motor that features ultra-quiet operation at up to 30dB, rated at 483 square feet of coverage area and 312 cubic feet per minute (CADR). cubic feet p/min) / 527 m3/h, all while also featuring a built-in button control panel with integrated child safety lock, 3 fan speed settings, 3 operating modes, 4 timer settings, and a built-in light display to get Important information, Wi-Fi connectivity, in-app controls via the TSmartLife app, which also allows you to track particulate matter and VOC levels in the air, and support for Amazon Alexa voice assistant.




All in all, this is a powerful air purifier that is quite capable of cleaning the air indoors in a fast and efficient manner. Not only is it easy to use, but it is also highly effective against all kinds of airborne pollutants that can be present in the air in a home.
If you are interested in purchasing it, know that the price per unit is currently $299.99. You can order it online right now from Toshiba’s Amazon shopping page.