Intex Krystal Clear QS1600 Plus
#1 in Above-GroundFull review
The pick for big above-ground pools up to 18,000 gallons when you want app control and a salt readout; buy it on sale, since Intex lists it at $460.
Amazon $246.23$246.23
3.4/5
For 6,000-15,000 gallon above-ground pools with a big pump, if you want ozone added to salt chlorination; otherwise the QS1200 does the chlorine job for less.
- 15,000 galRated pool size
- 0.6 lb/dayChlorine output
- $194Replacement cell
- 2,500 to 3,500 ppm (ideal 3,000)Salt level
- 2 yearsWarranty
Check price at Intex$269.99
Price checked October 27, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Adds an ozone generator to the salt cell in one unit
- Flow sensor and low/high salt alarms protect the cell
Cons
- Needs a filter pump of at least 1,600 gal/h, and pools of 6,000 gallons or more
- Makes slightly less chlorine than the cheaper QS1200
- No salt readout
- Sold only by Intex, at $270
How it scores
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its pool type. How we rank explains each one.
Specifications
| Model number | 26665EG / ZS6110 |
|---|---|
| Output | |
| Pool type | Above-ground |
| Rated pool size (maker) | 15,000 gal |
| Chlorine output | 0.6 lb/day |
| Salt level | 2,500 to 3,500 ppm (ideal 3,000) |
| NSF/ANSI 50 certified | No |
| Cell | |
| Replacement cell | 11374 |
| Replacement cell price | $194 |
| Self-cleaning | Yes |
| Plumbing size | 1.5 in |
| Controls | |
| Salt level readout | No |
| Flow sensing | Flow switch |
| Cold-water shutoff | No |
| Boost mode | Yes |
| Wi-Fi | No |
| Voltage | 115 V |
| Warranty and models | |
| Warranty | 2 years |
| Warranty terms | Intex 2-year limited warranty on the control unit and the electrode(s), 180 days on hoses and fittings; original purchaser only, the same for every buyer since Intex sells direct and through retailers. Repair or replacement after an Intex service center accepts the claim. |
Alternatives in this pool type
Intex Krystal Clear QS1200
#2 in Above-GroundFull review
The usual pick for larger Intex and other above-ground pools up to 15,000 gallons: cheap and simple, but with no salt readout.
Amazon $198.96$198.96
Intex Krystal Clear QS700 Plus
#4 in Above-GroundFull review
A low-salt system for above-ground pools up to 8,500 gallons, for owners who want a real salt readout and less salt in the water.
Amazon $215.99$215.99
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