Waterdrop WHR01B Water Softener System 48000 Grain High Efficiency Home Use 42L

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💧 We Don’t Settle. That’s Why We Chose Waterdrop

Clean water is too important to compromise.

We joined the Waterdrop family because their products meet the highest standards — and yours.

Free Shipping to the 48 States

Shipping to Puerto Rico, Guam & Other U.S. Territories

Available for an additional fee — just ask us for a quote.

Every order is packaged with care, from start to finish

 

SKU: WHR01B

Size: 48,000 grains; 42L

 

KEY BENEFITS

  • Softens water across the entire home for cleaner laundry and smoother skin

  • Reduces scale buildup to extend appliance lifespan

  • Helps improve water quality by reducing calcium and magnesium ions

  • Compact and efficient design saves space and resources

  • Supports long-term savings on energy and maintenance costs

The Waterdrop WHR01B 48000 Grain Tankless Undersink Reverse Osmosis System is a powerhouse when it comes to filtration. It uses precision RO system with a 0.0001-micron membrane to remove a wide range of contaminants. According to the manufacturer and third-party testing, it effectively reduces:

Total Dissolved Solids (TDS)
PFOA and PFOS (forever chemicals)
Chlorine
Fluoride
Arsenic
Lead
Chromium-VI
Barium
Salt
Sediment
Microplastics
Odors and unpleasant tastes

It’s also NSF/ANSI 58 and 372 certified, meaning it meets rigorous standards for contaminant reduction and lead-free materials. Plus, it includes alkaline remineralization, which adds beneficial minerals back into the water for a smoother taste and a pH around 7.5+

 

MAIN PURPOSE

The Waterdrop WHR01B is engineered to enhance household water quality by efficiently softening hard water. Designed for whole-house applications, it offers a reliable solution for improving appliance performance and day-to-day water usage—making it an excellent choice for home comfort and savings.


PRODUCT OVERVIEW

The Waterdrop WHR01B Water Softener System delivers a reliable solution for treating hard water. Available in models ranging 48,000 42L, it suits various household capacities. By reducing calcium and magnesium ions through a highly efficient up-flow regeneration process, it helps provide softer water for all faucets and appliances.

Durably built with NSF-standard components, the WHR01B features a leak-proof ceramic valve, corrosion-resistant resin tank, and insulated wetsuit-style cover for moisture protection. Its tank design supports long service life and stable performance. With pre-assembled parts and a user-friendly interface, this system is easy to install indoors—in a garage, basement, or laundry room.


FEATURES

  • Whole-House Water Softening: Efficiently reduces calcium and magnesium to improve water softness

  • 48,000 Grain Capacity: Ideal for mid-sized households; optional larger capacities available

  • Eco-Conscious Design: Up-flow regeneration conserves salt and water

  • Durable Construction: Includes ceramic valve and high-strength resin tank for dependable use

  • Compact Footprint: Saves installation space and fits seamlessly under standard utility setups

  • Protective Cover: Moisture-resistant housing offers insulation and long-term durability


WHAT’S INCLUDED

  • Waterdrop WHR01B Water Softener System (48,000 Grain Model)

  • Pre-assembled resin tank

  • Installation fittings and connectors

  • Instruction manual


BASIC INSTALLATION STEPS

  1. Choose a level installation area indoors near the main water line

  2. Shut off the water supply and connect the inlet and outlet ports

  3. Secure the resin tank and check all fittings

  4. Power on the system and program the regeneration settings as needed

  5. Connect to a whole-house filtration system for best performance


PRO TIPS

Flush the system after installation to remove initial buildup. Monitor salt levels regularly to maintain consistent performance.

 

Parts Warranty of Up to 10 Years

Resin Tank: 10-Year Warranty
Control Valve: 5-Year Warranty
Injector: 1.5-Year Warranty
Other Key Parts: 1-Year Warranty

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