Aquasana SimplySoft 60K
A certified, salt efficient softener for a large household with very hard water that does not need high flow. Homes with many bathrooms in use at once should look for more flow.
Amazon $1,049$1,049
2.8/5
A cheap large capacity softener for big households on city water, for buyers who want capacity on a budget and accept a short valve warranty.
- 64,000 grainsCapacity
- NoNSF/ANSI 44
Check price at Amazon$749
Price checked November 1, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Very low price per grain for a large softener
- Ceramic disc valve has no seals to wear out or rebuild
- Ten years of coverage on both tanks
Cons
- Only a 1 year valve warranty unless you register and buy cleanser every quarter
- Not for well water with iron; the manual wants iron under 0.3 ppm
- No published flow rating, which matters most at this size
The Tier1 Essential family
Every Tier1 Essential model we rank, smallest first. Ratings compare each against its own size.
| Model | Capacity | Rating | Price |
|---|---|---|---|
| Tier1 Essential 32,000 Grain | 32,000 grains | 2.9/5 | $509 |
| Tier1 Essential 48,000 Grain | 48,000 grains | 3.0/5 | $599 |
| Tier1 Essential 64,000 Grain (this one) | 64,000 grains | 2.8/5 | $749 |
How it scores
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its size. How we rank explains each one.
Specifications
| Model number | WS-165-164 |
|---|---|
| Capacity | |
| Rated capacity | 64,000 grains |
| Resin | 2 cu ft |
| Highest iron | 0.3 ppm |
| Control | |
| Valve | Tier1 ceramic disc metered valve |
| Regenerates on demand | Yes |
| App or remote monitoring | No |
| Bypass valve included | Yes |
| Resin tank | 12 x 57 in |
| Certification and warranty | |
| NSF/ANSI 44 | No |
| Valve warranty | 1 year |
| Tank warranty | 10 years |
Alternatives in this size
AFWFilters Fleck 5600SXT 64K
A low cost large capacity Fleck softener for big households or very hard water, for buyers comfortable with an uncertified, seller-built system.
Amazon $895$895
SpringWell SS+
A high flow, high capacity softener for very large homes, for buyers who want direct support and a long warranty more than the lowest price.
SpringWell $2,520$2,520
Compare
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