Menu

We may earn a small commission from purchases made through our trusted partner and affiliate links, at no extra cost to you. Learn more ›

Best Kenmore Water Softeners

Kenmore water softeners deliver reliable whole-home hard water treatment with salt-saving technology, iron reduction, and easy installation options for cleaner, softer water.

3 products

Select a Product

Click on a product from the list to view its details.

PRIME

ProductReviews.org score rating is a scoring system developed by our experts. The score is from 0 to 10 based on the data collected by the ProductReviews.org tool. This score doesn't impact from any manufacturer or sales agent websites. We encourage you to write a review of your experiences with these products. Learn more »
Last update on . Affiliate links, prices, images, product titles, and highlights from Amazon Product Advertising API.

Detailed Review

Pros

Cons

Key Features

User Reviews

Your review will be visible after approval.

Loading reviews...
Kenmore 420 40,000 Grain Water Softener - IntelliSoft Salt-Saving Tech, Whole Home Hard Water & Iron Reduction for 1-5 People

The Kenmore 420 is a compact 40,000-grain water softener system that reduces hardness up to 120 gpg and clear iron up to 10 ppm using IntelliSoft technology for demand-based regeneration. It's ideal for 1-5 person households with well water seeking efficient whole-home protection against scale and stains.

  • Saves salt, water, and energy with IntelliSoft AI that regenerates only when needed based on your usage patterns
  • Handles tough well water by reducing clear iron up to 10 ppm and hardness to 120 gpg for cleaner, rust-free plumbing
  • Delivers whole-home soft water with strong ¾-inch Ultra Flow Valve maintaining pressure for larger families of 1-5 people
  • Protects skin, hair, laundry, dishes, and appliances from mineral buildup, soap scum, and stains
  • Built-in sediment shield filters out dirt and debris for longer-lasting pipes and equipment

High capacity suits 1-5 person homes with severe hard water. Efficient IntelliSoft tech minimizes waste. Strong iron and sediment reduction for well water.

Requires periodic salt refills and monitoring. Best for 1-5 people; larger homes may need bigger model. Professional installation recommended for optimal setup.

Kenmore Elite 520 Hybrid Water Softener & Whole House Filter | NSF Certified 31K Grain 2-in-1 System for Soft, Great-Tasting Water

The Kenmore Elite 520 Hybrid is a 2-in-1 water softener and filtration system with 31,000-grain capacity that reduces hardness up to 100 gpg, clear iron up to 3 ppm, and chlorine taste/odor. Its IntelliSoft technology optimizes regeneration for efficient salt and water use, ideal for any household size seeking compact, maintenance-free soft water.

  • Delivers soft, filtered water house-wide for healthier skin, hair, and appliances
  • Built-in self-cleaning carbon filter eliminates chlorine taste and odor without cartridge changes
  • IntelliSoft AI learns usage patterns to minimize salt and water waste
  • Compact design fits tight spaces while maintaining high-flow pressure everywhere
  • NSF certified to reduce hardness, iron, barium, and radium for safer drinking water

Space-saving 2-in-1 design combines softening and filtration. Efficient IntelliSoft technology reduces operating costs. High-flow 1-inch valve ensures strong pressure.

Lower clear iron reduction capacity at 3 ppm compared to non-hybrid models. Requires salt refills and occasional regeneration. Professional installation typically recommended for optimal setup.

Kenmore 350 32,000 Grain Water Softener - Whole House Hard Water & Iron Reduction, Compact Salt-Saving System for 1-4 People

The Kenmore 350 is a 32,000 grain capacity whole-house water softener designed for 1-4 person households, reducing hard minerals and clear iron up to 8 ppm. Its IntelliSoft technology intelligently regenerates based on usage patterns to save salt, making it ideal for families seeking efficient hard water protection.

  • Enjoy softer skin, hair, and brighter laundry by eliminating hard water minerals like calcium and magnesium
  • Protect plumbing, appliances, and fixtures from scale buildup and staining for longer-lasting performance
  • Reduce clear water iron up to 8 ppm for cleaner water without discoloration
  • Save salt and reduce waste with IntelliSoft AI that regenerates only when needed based on your usage
  • Fit easily in tight spaces with compact design and high-flow 3/4-inch valve maintaining strong pressure

Highly efficient salt-saving IntelliSoft technology adapts to household patterns. Compact size ideal for space-limited installations with easy monitoring. Strong whole-home performance for 1-4 person families with iron reduction.

Best suited for smaller 1-4 person households, not ideal for larger families. Requires periodic salt refills and basic maintenance. Lacks integrated sediment or chlorine filters found in higher models.

Welcome to our guide on Kenmore water softeners, where you'll find premium systems designed for effortless hard water treatment throughout your home. These models, including the compact 350 and 420 series with salt-saving technology, plus the Elite 520 hybrid, tackle minerals, iron, and more, protecting your pipes, appliances, and skin from the damaging effects of hard water.

Why Kenmore Stands Out in Water Softeners

Kenmore has built a strong reputation for durable, innovative home appliances, and their water softeners exemplify this with advanced features like efficient salt usage and compact designs that fit most homes. Whether you're dealing with moderate or heavy hard water, these systems provide consistent performance backed by reliable engineering. As part of the broader Water Filtration & Softeners category, Kenmore options prioritize user-friendly installation and long-term savings on salt and maintenance.

Key Features to Look for in Kenmore Water Softeners

When shopping in this category, focus on grain capacity, which measures how much hardness the system can handle between regenerations—ideal for sizing to your household water usage. Salt-saving technology reduces consumption by up to 40%, making these eco-friendly and cost-effective. Iron reduction is another standout, preventing stains on fixtures and laundry. Compact footprints and easy DIY installs appeal to homeowners avoiding professional fees.

  • Grain Capacity: From 32,000 to 40,000 grains for small to medium homes.
  • Whole-House Coverage: Treats all taps, showers, and appliances.
  • Hybrid Options: Combine softening with filtration for superior water quality.
  • NSF Certification: Ensures contaminant removal standards are met.

These features make Kenmore ideal for regions with high mineral content, extending the life of water heaters, dishwashers, and washing machines while delivering softer skin and hair after showers.

Comparing Top Kenmore Models

The 350 model offers 32,000 grain capacity in a space-saving design, perfect for smaller households or apartments with moderate hard water and iron issues. It shines with straightforward setup and salt efficiency, ideal if you're new to softeners.

Stepping up, the 420 boosts to 40,000 grains, handling larger families or higher usage without frequent regenerations. Both share compact builds and iron reduction, but the 420 edges out for bigger homes.

For ultimate versatility, the Elite 520 hybrid merges softening with whole-house filtration, NSF-certified for great-tasting drinking water straight from any faucet. It's the premium choice if you want sediment and chlorine removal alongside hardness treatment.

ModelGrain CapacityKey StrengthBest For
35032,000Compact & Salt-SavingSmall Homes
42040,000Higher CapacityMedium Homes
Elite 520Hybrid2-in-1 Filter + SoftenerAll-Around Quality

If you're exploring alternatives, compare with options in Aquasure Water Softeners or DuraWater Water Softeners, which offer similar capacities but may differ in warranty or design.

Common Use Cases and Buyer Tips

Homeowners in hard water areas notice scale buildup, dry skin, and spotty dishes—Kenmore softeners solve these effectively. For a family of four, aim for at least 32,000 grains; test your water hardness first for precise sizing. Installation typically takes a few hours with basic tools, connecting to your main water line. Maintenance involves periodic salt refills, made easier by demand-initiated regeneration.

Within the larger Tools & Home Improvement space, these fit seamlessly alongside Kitchen & Bath Fixtures upgrades. Back to the main Water Softeners overview for more brands.

Frequently Asked Questions

What warranty does Kenmore offer on water softeners?

Kenmore typically provides a limited lifetime warranty on tanks and valves, with 5-10 years on electronics, ensuring peace of mind for your investment. Check product specs for details.

How do I choose between the 350, 420, and Elite 520?

Select based on household size and needs: 350 for small spaces, 420 for more capacity, and 520 if filtration is key. Calculate your grains needed using online hardness calculators.

Kenmore vs. other brands like Aquasana?

Kenmore excels in salt efficiency and iron removal for whole-home use, while competitors like Aquasana focus more on drinking water systems. Kenmore suits comprehensive treatment.

Is professional installation required?

No, these models feature easy DIY setups with clear instructions, though pros are available for complex plumbing.

What maintenance is involved?

Refill salt every 4-6 weeks, clean the brine tank periodically, and monitor for leaks—salt-saving tech minimizes this effort.