
AFW Filters Iron Pro 2
Score: 85/100
Discount Water Softeners Fleck 5600SXT
Score: 88/100Rankings

The Fleck 5600sxt by Discount Water Softeners is a highly efficient, digital metered water softener that saves up to 40% on salt and water usage. It features a compact design with a 40,000-grain capacity and a 12 GPM flow rate, making it ideal for moderate to hard water conditions. It is best suited for environmentally conscious homeowners seeking low maintenance and long-term value.

The AFWFilters Iron Pro 2 is a combination water softener and iron filter designed for whole-house treatment of hard water and ferrous iron. It utilizes fine mesh resin and a Fleck 5600SXT digital metered control valve to remove hardness minerals, iron, and manganese while regenerating on-demand based on actual water usage. It is best suited for homes with 2-5 people dealing with both hard water and ferrous iron contamination.
| Attribute | ![]() | ![]() |
|---|---|---|
64,000 grainsbest | 40,000 grains | |
16 GPMbest | 12 GPM | |
2 gallonsbest | 1 gallons | |
5 personsbest | 4 persons | |
| ↓ lower better | 62 inches | 44 inchesbest |
| ↓ lower better | 13 inches | 10 inchesbest |
| ↓ lower better | 14 inches | 10 inchesbest |
10 yearsbest | 10 yearsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Build & Durability(1) | ||
Tank Material | Unknown | Standard |
Power & Compliance(1) | ||
Power Source | Electric | AC (120V) |
Performance & Capacity(4) | ||
Grain Capacity (grains) | 64000 grains | 40000 grains |
Service Flow Rate (GPM) | 16 GPM | 12 GPM |
Resin Volume (gallons) | 2 gallons | 1.0 gallons |
Recommended Household Size (persons) | 5 persons | 4 persons |
System & Control(4) | ||
Regeneration Control Type | Digital Metered | Meter Demand |
System Type | Combination Softener/Iron Filter | Whole-house |
Salt Requirement | Standard Salt | 250 lbs |
Display Type | Digital | LCD |
Physical & Installation(4) | ||
Height (inches) | 62 inches | 44 inches |
Width (inches) | 13 inches | 10 inches |
Depth (inches) | 14 inches | 10 inches |
Weight (lbs) | Unknown lbs | lbs |

Products in the top-left offer the best value (high score, low price).

Professional analysis highlights the system's efficiency in combining softening and iron removal with metered regeneration to reduce resource consumption. The fine mesh resin is noted for its durability in iron-rich conditions, though experts caution that it is strictly for ferrous iron and requires separate solutions for ferric iron issues.
Data indicates that users value the all-in-one nature of the system and the convenience of DIY installation. However, there is limited consumer feedback available, making it difficult to assess long-term user satisfaction or recurring maintenance complaints beyond the standard salt refill requirements.



The Fleck 5600 SXT is described as Fleck's most popular controller and one of the best whole house water softeners, praised for its advanced features combined with a simple design.
Customers appreciate the automatic metering system that adjusts regeneration frequency based on actual water usage patterns, noting scale reduction and extended appliance lifespan.