Aquasana AQ-5300 3-Stage Under Counter Water Filter System Review

Aquasana AQ-5300 3-Stage Under Counter Water Filter SystemThis Aquasana AQ-5300 3-Stage Under Counter Water Filter System is so great, because it is able to remove a wide range of contaminants and it is very affordable and attractive. This water filter allows you to easily install it under your sink, so that both the taste and cleanliness of your drinking water can be obviously improved. As a NSF certified system, it is able to reduce over 60 pollutants, including chlorine, heavy metals, chemicals, virus and bacteria, as well as other contaminants. The installation is pretty easy and it is designed to be easily replaced its filters after several months of using. When the filters need to be replaced, it will alter you to change. Plus, it also comes with a kitchen faucet, so you don’t need to buy one.

Contaminants Filtered

The most impressive feature is its abilities to reduce over 60 contaminants for your water. It is NSF certified and this means it has been tested by a special organization. Therefore, it is convinced that it is able to improve the drinking water. Over 60 pollutants can be effectively reduced, while most competitors cannot do this.

With its Claryum technology, this system can reduce a wide range of different contaminants, like asbestos, chlorine, cysts, lead, mercury, etc. What’s more, even more organic chemicals can be reduced. Well, it also has its limitations. It only can filter cold water, so don’t try to connect it to the hot water pipe. Or its core parts will be destroyed.
It is known that there also are many healthy minerals in our water. Well, this system will not remove them due to its special selective filtration system. These naturally existed minerals make the water taste pleasant. If they are absent, the water tastes plain. For example, if you use a distiller to make distilled water home, the distilled water will taste plain.

Performance Features

This Aquasana water filtration system is a 3-stage water filter, which means it uses a 3-stage process to reduce or remove contaminants in our water. Each stage reduces and removes different types of contaminants. In its first stage, it uses a 20-micron filter to remove the sediment, rust, as well as other particles. The filtration process is very common in most under sink water filters. However, other models even offer more stages of filtration, like 4-stage, 5-stage, 6-stage, or even more stages.

Another question we should ask ourselves is that how much water a filter can purify water. If the flow rate is low, you may need to wait when you need water. For example, if you buy a water filter pitcher to get clean water to drink, you may need to wait several minutes for the filtered water. Well, this system can offer you about 0.5 gallons of water every minute. And it also can be suitable for most water pressure, from 20 PSI to 80 PSI. This rage is ideal. If the required pressure is high, your pipes may be easily damaged. The required water temperature should be between 40 and 90 degrees, which is similar to most water filtration systems.

The lifespan of its filters are long. It is highly recommended to replace them every 6 months or 600 gallons. Many other filters also require you to change their filters every 6 months.

Well Designed Features

1. Lightweight and Compact Design – This under sink water filter can fit your under sink space well. Due to its compact design, you will find it can fit even smaller under sink space. It is only 12″ wide, 4.25″ long and 9″ tall. It is also lightweight. Without any water, the main body only weighs 3.4 lbs. This system has 3 water filters totally and each of them can be easily twisted on and off. Therefore, when to change its filters, you can do this job much easier than you think.

2. Special notification About changing filters – What’s more, you don’t need to guess when you need to change its filters, because it has an alert to help you know when you need to change the filters. This design is very useful. The alerting sounds avoid you to check its status frequently. Once the filters are not effective, you will hear the warning sounds. Other under sink water filter may not offer this kind of alerting sounds.

3. A DIY Installation – Due to well design and step-by-step instructions, you can install it yourself without hiring a professional. This can also help to save much money for you. This system also comes with a faucet and the faucet comes in 3 styles: chrome, oil rubbed and brushed nickel. You can choose the most suitable one for your kitchen.

Help & Support

This Aquasana water filter also comes with a 1-year warranty like other filters. If you feel satisfied with its performance, it also comes with a 90-day guarantee. If you have any problem or question, you can contact their customer service by telephone, email or live chat. And you will always be responded as soon as possible.


As a 3-stage water filter, this Aquasana AQ-5300 has its benefits. It is able to reduce over 60 pollutants and naturaly healthy minerals are kept in the filtered water. It is able to last for 6 months or offer you about 600 gallons of filtered water. A compact design means it can fit even smaller under counter space and there is a sound alert which can remind you when you need to change its filters. Due to its advanced water filtering technology, this system will provide you with clean, safe and healthy water.

The Pros

This under sink water filter is able to reduce or remove over 60 different kinds of contaminants, offering you clean water to drink and cook.

The Cons

We never receive any complaint about this water filter.

Our rating: 4.8/5

1 thought on “Aquasana AQ-5300 3-Stage Under Counter Water Filter System Review

  1. Great review. The Aquasana AQ-5300.55 Under Counter Water Filter System is an elegant system. The system will tell you the time to replace the filter. So you need not hold track of dates. The unit comes with a stylish all metal finish faucets which will greatly adjust with your remaining kitchen decor.

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