What it does for your water
The AFWFilters Fleck 5600SXT 64,000-Grain Water Softener is a whole-house softener rated at 64,000 grains on a Fleck 5600 SXT control valve.
Grain ratings are full-salt figures. At an efficient salt setting its rating delivers about 48,000 grains between regenerations, enough for up to 6 people on 15 grains-per-gallon water regenerating weekly, or 3 on 25 grains per gallon. Check it against your hardness.
The Fleck 5600 SXT head is one of the most widely serviced valves; seal kits, pistons, boards and meters that name it are in the valve parts lookup.
From the listing: model 5600sxt; valve Fleck 5600 SXT.
The listing gives dimensions of 12 x 12 x 48 inches and a shipping weight of 119 lb.
Is it the right unit for your house?
Choose it when
- Up to 6 people on 15 gpg water
- Replacing an older softener
Pass on it when
- More than 3 people on 25 gpg water
- Iron above about 5 ppm without an iron filter
Where it wins and where it loses
Wins
- 64,000-grain rating
- Fleck 5600 SXT valve
Loses
- Service flow not stated
- Needs a drain and an outlet nearby
- Adds some sodium; potassium chloride is the alternative
Limits to know about
- Figures are the maker's or seller's own; check fit and capacity against your water test and your equipment's manual.
Maker's figures
Every figure below comes from the source shown in brackets. Where the maker doesn't state something, we say so instead of estimating.
| Model number | 5600sxt | Retailer |
|---|---|---|
| Dimensions (seller) | 12 x 12 x 48 inches | Retailer |
| Product weight | 119 lb | Retailer |
| Grain capacity (maker) | 64,000 grains | Retailer |
| Control valve | Fleck 5600 SXT | Retailer |
| Crosslink | 10 | Retailer |
Units to weigh against it
Other water softeners in the catalog
- iSpring WCS45KG 45,000-Grain Water Softener
- Aquasana WH-SF60-BASE 60,000-Grain Water Softener
- SoftPro Water Systems SoftPro 40k 40,000-Grain Water Softener
- AFWFilters Fleck 5600SXT 16,000-Grain Water Softener
Every water softeners on one grid · All AFWFilters units we cover
Final verdict
A sound whole-house softener for up to 6 people on 15 gpg water.
Where to buy
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