Hayward AquaRite 940
#1 in Large PoolsFull review
For large in-ground pools on Pro Logic, IntelliTouch or Eos automation, with a four-year warranty, bought through a pool pro.
$2,199.99
3.4/5
For large in-ground pools when you want to buy a Hayward salt system online and install it yourself; dealers sell the newer AquaRite S3 instead.
- 40,000 galRated pool size
- 1.4 lb/dayChlorine output
- $1,099Replacement cell
- 2,700 to 3,400 ppm (ideal 3,200)Salt level
- 3 yearsWarranty
Check price at Amazon$2,099
Price checked October 27, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Sold online at a fixed price, so you don’t need a dealer quote
- Shows the salt level and stops in cold water, protecting the cell
- Runs under Hayward Pro Logic, Pentair IntelliTouch or Polaris Eos automation
Cons
- Only a 1-year warranty bought online, against 3 years from a dealer
- No Wi-Fi or app without separate automation
- Narrow salt range (2,700 to 3,400 ppm) to keep in check
- Replacement cell costs about $1,100
The Hayward AquaRite family
Every Hayward AquaRite model we rank, smallest first. Ratings compare each against its own pool type.
| Model | Rated pool size | Rating | Price |
|---|---|---|---|
| Hayward AquaRite T-3 (W3AQR3) | 15,000 gal | 2.9/5 | $1,799 |
| Hayward AquaRite T-9 (W3AQR9) | 25,000 gal | 3.1/5 | $1,999 |
| Hayward AquaRite T-15 (W3AQR15) (this one) | 40,000 gal | 3.4/5 | $2,099 |
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 | W3AQR15 |
|---|---|
| Output | |
| Pool type | In-ground |
| Rated pool size (maker) | 40,000 gal |
| Chlorine output | 1.4 lb/day |
| Salt level | 2,700 to 3,400 ppm (ideal 3,200) |
| NSF/ANSI 50 certified | Yes |
| Cell | |
| Replacement cell | W3T-CELL-15 |
| Replacement cell price | $1,099 |
| Self-cleaning | Yes |
| Plumbing size | 2 in |
| Controls | |
| Salt level readout | Yes |
| Flow sensing | Flow switch |
| Cold-water shutoff | Yes |
| Boost mode | Yes |
| Wi-Fi | No |
| Automation compatibility | Hayward Pro Logic, Pentair IntelliTouch, Polaris Eos |
| Voltage | 120/240 V |
| Warranty and models | |
| Warranty | 3 years |
| Warranty terms | 3 years on the dealer-sold versions (AQR3XLCUL and siblings) bought from and installed by a pool professional; the online-sold W3AQR versions carry 1 year (manual, effective 03/01/12; Hayward's W3AQR15 page: 1 year parts, no labor). A replacement W3T cell bought alone carries 3 years parts. |
Alternatives in this pool type
CircuPool Universal55
#2 in Large PoolsFull review
Replaces an old AquaRite-style system on a large pool (up to 55,000 gallons) without replumbing, but with only a short, prorated warranty.
Amazon $1,595 CircuPool $1,395$1,395
Jandy TruClear XL
#4 in Large PoolsFull review
Jandy’s newest salt system for pools up to 45,000 gallons and a direct swap for an AquaPure cell, sold through pool pros.
Compare
Compare the Hayward AquaRite T-15 (W3AQR15) with any other salt chlorinator →
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