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Woodbridge 48,000 Grain Whole-House Water Softener

Model WB-WS-48K
4.1/5 from 134 ratings
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Power
120V AC
Warranty
5 years tanks, 3 years valve
Flow Rate
12 GPM service
Brine Tank
250 lb salt capacity
Connections
1" NPT
Iron Removal
Up to 3 PPM clear water iron

Woodbridge 48,000 Grain Whole-House Water Softener Review

The Woodbridge WB-WS-48K is a 48,000-grain whole-house salt-based water softener that applies the same value-focused design approach Woodbridge uses in its bathroom fixtures to the water treatment category. The 1.5 cubic foot high-capacity cation exchange resin delivers 12 GPM at service flow, sustaining simultaneous operation of multiple showers, appliances, and irrigation zones in a 4-5 bedroom home. Demand-initiated regeneration triggered by cumulative volume consumption conserves salt by regenerating only when capacity is genuinely exhausted, reducing waste versus fixed-schedule regeneration. Iron removal at 3 PPM clear water iron covers municipal supply water in most markets. The Fleck-compatible control valve ensures long-term parts availability through global water treatment supply networks. NSF/ANSI 44 certification covers hardness reduction performance. The 250-lb brine tank and 3-valve bypass assembly are included. Woodbridge targets the direct-to-consumer market with competitive pricing relative to comparable capacity softeners from premium brands.
Pros
  • Competitive pricing for 48,000-grain capacity
  • Fleck-compatible valve ensures global parts availability
  • 12 GPM service flow for large households
  • NSF 44 certified
Cons
  • Shorter warranty (5 years tank) vs. premium brands (10 years)
  • 3 PPM iron removal limit vs. 5-8 PPM in premium softeners
  • Limited brick-and-mortar service network (direct-to-consumer only)

Full Specifications

Brand
Woodbridge
Model Number
WB-WS-48K
Power
120V AC
Warranty
5 years tanks, 3 years valve
Flow Rate
12 GPM service
Brine Tank
250 lb salt capacity
Connections
1" NPT
Iron Removal
Up to 3 PPM clear water iron
Resin Volume
1.5 cubic feet
Control Valve
Fleck-compatible demand-initiated
Certifications
NSF/ANSI 44
Grain Capacity
48,000 grains

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