Whirlpool WHES30
30,000-grain salt-based softener
| Type | salt-based |
| Grain capacity (max, at highest salt dose) | 30,000 grains |
| Salt per regeneration (max dose) | 13.1 lbs |
| Regeneration | metered |
| Service flow rate | 7.3 GPM |
| Max hardness | 95 gpg |
| Iron removal | Up to 8 ppm |
| Water per regeneration | 35.2 gal |
| Certifications | NSF/ANSI 44, NSF/ANSI/CSA 372 |
| Warranty | 1 yr parts/labor (5 yrs with registered cleaner use), 3 yrs electronics, 10 yrs tanks |
| Dimensions | 48" H x 15" W x 20.5" D |
| Bypass valve included | Yes |
| Recommended household | 1-4+ people |
Worth knowing
The 30,000-grain marketing number is max capacity at a 13.1-lb salt dose. The manual rates 12,500 grains at 2.4 lbs (5,094 grains/lb efficiency). Demand-initiated with variable salt dosing. Big-box price not published by the manufacturer, so check Lowe's.
Specs read from the manufacturer's documentation on 2026-08-22. Fields shown as “—” were not stated there.
Compare with similar units
| Model | Type | Capacity | Flow | Price | |
|---|---|---|---|---|---|
| SpringWell SS+ Salt-Based Softener | salt-based | 80,000 gr | 20 GPM | $2,678 | Check price |
| SpringWell SS4 Salt-Based Softener | salt-based | 48,000 gr | 13 GPM | $1,785 | Check price |
| SoftPro Elite Smart HE 48,000 | salt-based | 48,000 gr | 15 GPM | $1,457 | Check price |
| Aquasure Harmony AS-HS48D | salt-based | 48,000 gr | — | $630 | Check price |
| GE GXSH45V | salt-based | 45,100 gr | 9.5 GPM | $586 | Check price |
| A.O. Smith AO-WH-SOFT-450T | salt-based | 45,000 gr | 7.5 GPM | — | Check price |
Specs read from manufacturer pages. Each unit's page lists its source and check date. “—” means not yet sourced, never guessed.
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