Pros / The Kenmore Reverse Osmosis system features a notification light on the faucet that tells you when the filters need to be replaced.

Cons / This water filter system does not reduce herbicides, bacteria or mercury from your drinking water.

 Verdict / The Kenmore Reverse Osmosis System has several benefits, including a notification on the faucet but it is more limited in what it can and cannot remove from your drinking water.

The Kenmore Reverse Osmosis System is a water filtration system that will reduce up to 25 contaminants in your water, features a notification for when your filters need to be replaced and is fairly basic to install. It uses reverse osmosis to filter the water, and this water filter system features a one-year warranty.

You can reduce up to 25 contaminants with this water filter system, including impurities common inn unfiltered tap water such as sodium, arsenic and cysts. Additionally, the system can reduce chlorine that adds a poor taste and odor to your water.

However, this tap water system doesn't filter all the types of contaminants that the best systems do. It cannot remove mercury, herbicides or bacteria from your drinking water, while many similar products offer these capabilities.

This Kenmore water filtration system uses reverse osmosis to filter your water. Reverse osmosis works by using a semipermeable membrane. Only certain elements and components are able to pass through the membrane while others are filtered out. Furthermore, this system offers many of the performance features you will find in similar products. It can produce up to 14.5 gallons in 24 hours. Its water pressure ranges from 40 to 100 psi, and the water temperature ranges from 40 to 100 degrees Fahrenheit. This filter produces a water flow of 0.5 gallons per minute.

There is a chrome faucet included with this faucet water system, but there are no options available for different designs of the faucet. This water system also includes a water tank that can store up to 4.0 gallons of water. The WaterChef U9000 comes with a variety of faucets to match your kitchen’s design.

This under-the-sink system features three cartridges. These cartridges have a lifespan of up to six months, which is on the low end for water filters. However, this system features a notification light directly on the included faucet that will tell you when to replace a filter. This allows you to keep an eye on this system's filters without any hassle.

This water filtration system can take up a lot of space under your sink. It is approximately 15 inches wide, 15 inches tall and 16 inches long. It weighs approximately 13 pounds. It is easy to install, and replacing filters is as easy as twisting them on and off.

The Kenmore Reverse Osmosis Drinking Water System is covered under a one-year warranty, which seems short for this advanced of a product. If you have any questions or concerns about this system, email and telephone support options are available. We were disappointed in the support we received from the company, as nobody responded to any of our multiple email inquiries there was no live chat support to help us easily answer questions while online.

Kenmore Reverse Osmosis System Visit Site
  • Number of Contaminants Reduced
  • Number of Stages
  • Replacement Frequency
  • Number of Faucet Options
  • Warranty
  1. An approximate number of contaminants the system will reduce in your water.
  2. 4  Kenmore Reverse Osmosis System
    25.0 Contaminants
  3. 66.0 Contaminants
  4. 50.0 Contaminants
  5. 40.0 Contaminants
  6. Category Average
    40.78 Contaminants


The Kenmore Reverse Osmosis System provides clean and delicious-tasting water in your home. This under-the-counter water filter doesn’t use various stages to filter your tap water. Instead, it uses reverse osmosis to remove up to 25 different contaminants from your water. There are a few drawbacks to this water filtration system, including the fact that it cannot remove herbicides, bacteria or mercury from water. However, it does a good job filtering a wide range of other contaminants from your drinking water.

Kenmore Reverse Osmosis System Visit Site

Specifications and Benchmarks


Easy-to-change Filters
DIY Installation
Replacement Notifications
Number of Faucet Options
Width (inches)
Depth (inches)
Height (inches)
Pounds (pounds)

Performance Features

Maximum Feed Water Pressure (psi)
Flow Rate (gallons per minute)
Number of Stages
Reverse Osmosis
Replacement Frequency (months)
Replacement Frequency (gallons)
NSF Certification

Contaminants Filtered

Number of Contaminants Reduced

Help & Support

1 Year
Live Chat