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Kenmore Elite 520 Hybrid Water Softener & Whole House Filtration System – NSF-Certified 2-in-1 Softener + Filter – Great Tasting Drinking Water

  • Based on 135 reviews
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Availability: In Stock.
Fulfilled by Amazon

Arrives Saturday, Oct 24
Order within 43 minutes
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Color: Gray


Size: Hybrid Softener / Filtration System


Features

  • Perfect for Families: Designed for households of any size dealing with hard water and chlorine taste or odor. The Kenmore Elite 520 softens and reduces clear water iron, while also helping to improve taste and odor across your entire home
  • Drinking Water Filtration: Combines a water softener with a built-in carbon media filter to reduce chlorine taste and odorno need for a separate pre filter. Enjoy better-tasting water, softer laundry, spotless dishes, and skin and hair that feel healthier
  • IntelliSoft Technology: The IntelliSoft system uses artificial intelligence to learn your familys unique water use patterns and regenerate only when needed. This smart, efficient system can use less salt and helps to cut waste and ensure efficient household energy
  • Compact, High-Flow Design: Space-saving unit fits into tight basements or utility areas but delivers whole-home coverage. The 1 high-flow valve maintains strong water pressure for showers, dishwashers, laundry, and every tap in your home
  • Trusted Kenmore Quality with Warranty: Self-cleaning carbon media means no filter replacements. NSF certified and backed by a 1-year full warranty (plus 3 years on electronics, 10 years on the tank)

Description

The Kenmore Elite 520 Hybrid System delivers the best of both worlds—softened and filtered water from one space-saving unit. With a 31,000-grain capacity, it reduces hardness up to 100 gpg and clear water iron up to 3 ppm, while its built-in carbon media filter tackles chlorine taste and odor for fresher, better-tasting water. NSF certified, the system also reduces barium and radium for added peace of mind. Unlike traditional filters, the carbon media is self- cleaning, so there are no replacement cartridges to buy or change. IntelliSoft Technology adapts to your household’s usage, conserving salt and water while ensuring a steady supply of soft water. Compact yet powerful, the Elite 520 fits in tight spaces and uses a 1″ high-flow valve to keep water pressure strong throughout your home. Backed by Kenmore’s trusted warranty with up to 5 years of full coverage available, it’s the complete whole-home solution for healthier water, softer skin and hair, and longer-lasting appliances.

Brand: Kenmore


Special Feature: NSF certified, Programmable


Product Dimensions: 20.5"L x 15"W x 48"H


Material: Acrylonitrile Butadiene Styrene


Capacity: 0.98 cubic feet


Included Components: Kenmore Water Softener, Bypass Valve, Installation Kit


Package Information: Bottle


Installation Type: Freestanding


Purification Method: Ion Exchange


Power Source: Corded Electric


Other Special Features of the Product: NSF certified, Programmable


Container Type: Bottle


Installation Type: Freestanding


Purification Method: Ion Exchange


Power Source: Corded Electric


LowerTemperature Range: 40 °F


Maximum Flow Rate: 8 gpm


Operating Pressure Range: 20 - 125 psi


Upper Temperature Rating: 120 °F


Supported Water TDS Level Maximum (PPM): 500


Item Dimensions L x W x H: 20.5"L x 15"W x 48"H


Capacity: 0.98 cubic feet


Material Type: Acrylonitrile Butadiene Styrene


Brand Name: Kenmore


Included Components: Kenmore Water Softener, Bypass Valve, Installation Kit


Model Name: 520


Model Number: 520


UPC: 633815604592


Global Trade Identification Number: 92


Manufacturer: Water Channel Partners


Number of Items: 1


Unit Count: 1 Count


Number of Packs: 1


Manufacture Year: 2024


Item Type Name: 31k Grain Water Softener NSF International Certified Minerals, Barium, Radium, and Chlorine Taste & Odor | Reduce Hard Water in Your Home | Fully Programmable, Easy to Install 2-in-1 System, Black


Part Number: 625.39


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Saturday, Oct 24

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • Fast delivery, high quality, easy setup!
Color: Gray Size: Hybrid Softener / Filtration System
The Kenmore unit arrived in a sturdy box, no damage and hooked up to the existing hard plumbing lines from the previous replaced unit. Professional plumber wanted $400 to install it, to cut the copper pipes and install flex tubing which was’t necessary as the new unit matched up perfectly. Wife and I installed, programmed and had it done in little more than an hour, slowly following the instructions. - I had previously ordered 2 Whirlpool (under same Umbrella corporation) units from Lowe’s: each arrived (in 2 weeks) in flimsy beat up boxes, Badly damaged and incompletely assembled, requiring return. The Kenmore unit from Amazon arrived in 2 days, is obviously made of superior materials, properly assembled and running just fine. ... show more
Reviewed in the United States on September 14, 2026 by Nickq

  • Bad product and poor customer service.
Color: Gray Size: Hybrid Softener / Filtration System
I had the worst experience with this product and also Kenmore customer service. I got the product professionally installed by a plumbing service company that does install and service water softeners in our area. Prior to getting kenmore water softener, we had a water softener of a different brand that worked for more than eight years, that needed to be replaced. I read reviews on Amazon and opted to buy this product. Less than a month after installation, the water softener stopped working, the tank was full of water and water was being expelled through an opening in the back, making the basement wet.. We called the plumbing services and they informed me that the softener fill tube is bad and that needs to be replaced. As the tank is completely filling up and making the basement wet, the recommended closing the water supply. I reached out to Kenmore through Amazon while the plumber was troubleshooting. The plumber directly spoke to Kenmore service advisor and informed them that the fill tube is not working and needs to be replaced. I later got a series of emails from KENMore asking for information which I filled out. I got more emails asking for information such as pictures of the damaged part. I even sent the invoice given by the plumber from the time when they came and checked the fill tube. I send the pictures of the Brine tank and the fill tube area. After a month of back-and-forth, nothing has happened so far. I would give a zero for the product and also customer service. ... show more
Reviewed in the United States on March 16, 2026 by Satya

  • Fit like a glove.
Color: Gray Size: Hybrid Softener / Filtration System
This unit replaced the same model which was in use for 12 years. We live in a township and our water travels through the same pipes as the fire hydrants so wer plasedith it's passed performance. The new unit was plug and play to our original plumbing so no plumber was necessary. Hope this unit lasts another 12 years. ... show more
Reviewed in the United States on September 15, 2026 by Gary

  • Last one lasted 12 years
Color: Gray Size: Hybrid Softener / Filtration System
We replaced our Kenmore elite water softener we had for 12 years with this on . It is basically the same as the other one that I have. Hopefully it will last another 12 years so far so good
Reviewed in the United States on September 18, 2026 by mary kay

  • Ease of retrofit new from older model and plumbing connections identical
Color: Gray Size: Hybrid Softener / Filtration System
So far perfect and installation from existing to the new model Is as easy as Kenmore specified and fit exactly,,,liked that very much Directions seem easy to read and implement Very happy thank you
Reviewed in the United States on August 2, 2026 by Rise Cornelio

  • Terrible Dissapointment
Color: Gray Size: Hybrid Softener / Filtration System
I installed this unit as a "direct replacement" for one of the models listed in the description. It's not. The height of the outlet from the floor is 42.5 inches and not 41.5 inches as shown on the installation diagram. The 42.5 inches does not match the height of the older units either. So I had to modify my supply plumbing. A second deviation is the valve drain line connection - on my older model it was a "garden hose" style threaded connection. This model has a barb fitting for tubing which means it no longer integrates with my sanitary piping. So now I have to kludge something together. So much for a "direct replacement". Final comments are that the joint between the rotary valve and the top of the "resin tank" leaks, the siphon tube to the venturi assembly is so stiff that it cocks the venturi assembly and will not maintain the critical seal for the salt tank siphon to work - which means that the unit will not brine (and fill water remains in the salt tank). I loved my old sears/Kenmore unit - I've rebuilt is a couple of times over the two decades or more that I had it. The controller electronics failed an they are no longer available. But it was so good I purchased this unit thinking that Kenmore had its act together. Not with the unit that I got. Now I have to go through the hassle of uninstalling this 80 pound beast, draining it, scooping the salt out, getting it back into the box, and returning it to Amazon. Called Kenmore customer service and the lady I spoke with was nice and knew the product but she didn't have sufficient definitive guidance to help me fix it - it was more "try this / try that". I know you are looking at this unit to save money particularly with a DIY install that should have been easy, but I've wasted more than two days on this thing. Very disappointing. ... show more
Reviewed in the United States on April 3, 2022 by Joe

  • As good as Kenmore has always been
Color: Gray Size: Hybrid Softener / Filtration System
Easy installation with one other persons help to move it into place. Connections are easy and took about an hour. Almost took longer to unbox it! It has been 4 weeks and it is working very well. Read the instructions first!
Reviewed in the United States on March 18, 2026 by Brian G.

  • Who is responsable if the product dose work as it should ?
Color: Gray Size: Hybrid Softener / Filtration System
Good Morning, after the softener was installed I realized the light that is suppose to go on when you open the lid is not working. What am I suppose to do now who is responsible that this should be fixed that it shouldn't cost me because this was damaged to begin with. Thank You
Reviewed in the United States on April 14, 2026 by mordchai Ungar

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