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Countertop Alkaline Reverse Osmosis Water Filter System K19-SFK
Countertop Alkaline Reverse Osmosis Water Filter System K19-SFK
Countertop Alkaline Reverse Osmosis Water Filter System K19-SFK
Countertop Alkaline Reverse Osmosis Water Filter System K19-SFK
Countertop Alkaline Reverse Osmosis Water Filter System K19-SFK
Countertop Alkaline Reverse Osmosis Water Filter System K19-SFK
Countertop Alkaline Reverse Osmosis Water Filter System K19-SFK
Countertop Alkaline Reverse Osmosis Water Filter System K19-SFK
Countertop Alkaline Reverse Osmosis Water Filter System K19-SFK
Countertop Alkaline Reverse Osmosis Water Filter System K19-SFK
Countertop Alkaline Reverse Osmosis Water Filter System K19-SFK
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Replacement Filter

Replace filter for continued contaminants removal and system performance.

  • Remineralization Alkaline Water Filter for Countertop RO System K19-SFK

    K19RF-FK Filter

    Provides up to 12 months or 1,100 gallons of clean water.

    $78.99

Countertop Alkaline Reverse Osmosis Water Filter System K19-SFK

$259.00 $349.00 $90 Off

Apply code in checkout to get $90 off

7-Stage Filtration – Reduces TDS, PFOA, PFOS, chlorine, lead, and more.
Installation-Free – Compact, plug-and-play design for kitchen, office, or RV use.
Healthy Alkaline Minerals – Adds K, Ca, Na, Mg, and adjusts pH for better taste.
Easy to Use – Simple touch control and 170oz tank for all-day hydration.
Efficient Filtration – 3:1 pure-to-drain ratio, saves 4000+ bottles annually, 12-month filter lifespan.

Fast, Free Shipping

30-Day Worry-Free Returns

1-Year Warranty

24/7 Customer Support

Services and Benefits

Enjoy swift doorstep delivery with every order at no extra cost. Our efficient logistics network ensures your purchases reach you quickly and reliably, so you can start using your new products without delay or hidden fees. Experience convenience that truly moves at your speed.

Shop with complete confidence knowing you have a full month to decide. If you're not satisfied for any reason, our straightforward return process makes it easy to send items back for a prompt refund or exchange—no complicated steps or hassles involved.

Your purchase is protected by an extensive one-year warranty covering manufacturing defects. This long-term commitment guarantees peace of mind and reflects our trust in the durability and quality of the products we offer to you.

Our dedicated support team is available around the clock, every day of the year. Whenever you need assistance, get immediate help via live chat, email, or phone for any questions, ensuring a smooth and supported experience whenever you reach out.

Payment Method

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  • Mastercard
  • American Express（AMEX）
  • Discover
  • JCB
  • PayPal
  • Elo
  • Klarna
  • Apple Pay
  • Google Pay
  • Shop Pay
  • Amazon Pay

Replacement Filter

Replace filter for continued contaminants removal and system performance.

  • Remineralization Alkaline Water Filter for Countertop RO System K19-SFK

    K19RF-FK Filter

    Provides up to 12 months or 1,100 gallons of clean water.

    $78.99

In Stock—Estimated delivery in 3-5 business days.
$259.00
$349.00 $90 Off
Countertop Alkaline Reverse Osmosis Water Filter System K19-SFK
Countertop Alkaline Reverse Osmosis Water Filter System K19-SFK
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Selling Points Main Image Selling Points Main Image
7-Stage Filtration

7-Stage Filtration

Effectively reduces harmful substances

Pure to drain
3:1

Pure to drain

1200% water saving

Alkaline Mineralization

Alkaline Mineralization

Balances pH & supplies microelement

Installation-Free

Installation-Free

170oz Feed Water Tank

170oz Feed Water Tank

Drinking Pure Water Should Be Easier!

Tap water isn't clean, purifiers are hard to install, and bottled water is costly and bulky.

Purified Before
Purified After
Convenient Before
Convenient After
Economical Before
Economical After
Enjoy Healthy Mineral Water at Home

Enjoy Healthy Mineral Water at Home

This countertop water dispenser features alkaline mineralization, delivering fresh, mineral-infused water directly to you.

Waterdrop Animation Background
Refresh with Alkaline Minerals

Refresh with Alkaline Minerals

Beneficial minerals not only improve the taste of water but also balance water pH level and replenish essential trace elements for human body.

PH7.5+
0 4 7 10 14
Purer with 7-Stage Filtration

Purer with 7-Stage Filtration

Reduces harmful substances such as TDS, Nitrate*, Fluoride*, Arsenic*, Lead*, Copper*, Turbidity*, Chromium-VI*, Chlorine*, Chloroform*, and more*.*Tested by a third-party laboratory.

  • UV Sterilization

    UV Sterilization

    Reduces 99.9% of bacteria.*Tested by a third-party laboratory.

  • Customizable Water Volume

    Customizable Water Volume

    The water filter pitcher has 4 preset volume options: 4oz, 8oz, 16oz, 32oz. Get the water amount you need easily.

  • Large Feed Water Tank

    Large Feed Water Tank

    A 170oz feed water tank can easily meet the drinking water needs of the whole family.

  • Smart Display Screen

    Smart Display Screen

    Displays the TDS value and reminds you to replace the filter.

Installation

Installation-Free

This water filtration system only requires filling the water tank and plugging it in to start using.

3:1 Pure to Drain

Sustainability

3:1 Pure to Drain

This countertop water filtration system delivers pure water, cuts bottled water costs, and protects the environment.

  • Energy-Saving Design

    Energy-Saving Design

    Auto-standby in 30s saves energy.

  • Quiet Running

    Quiet Running

    Runs quietly, sleep-friendly.

  • Pull-Out Design

    Pull-Out Design

    Easy filter replacement for everyone.

  • Certification

    Certified by NSF/ANSI 372 & 58 & CSA B483.1

    Protect family's health from lead

    Reduces TDS, Nitrate*, Fluoride*, Arsenic*, Lead*, Copper*, Chromium-VI*, Chlorine*, Chloramine*, and Chloroform*. *Tested by a third-party laboratory.

    System Certified by IAPMO R&T to NSF/ANSI 58 and CSA B483.1 for the reduction of the claims specified on the Performance Data Sheet, and to NSF/ANSI 372 for low lead.

REVIEW

Hear From Our Pros

Find out why professionals trust our filtration systems. Watch the video to see why it’s time for clean, refreshing water!
K19-SFK
Specification
K19-SFK
Model
K19-SFK
Pure to Drain
3:1
Product Dimensions (In)
15.5"*9.2"*17.5"
Product Weight (Ib)
16 pounds
Certification
NSF/ANSI 42 & 58 & 372
Filtration
7-stage Filtration
Capacity
75GPD

In The Box (4)

User Manual
  • System x1

    System

  • Filter x1

    Filter

  • Manual x1

    Manual

  • Card x1

    Card

Compare   Countertop RO

Compare
Countertop RO

Countertop Alkaline Reverse Osmosis Water Filter System K19-SFK

Countertop Alkaline Reverse Osmosis Water Filter System K19-SFK

$259.00
$349.00 $90 off
Countertop Reverse Osmosis Water Filter System - Waterdrop K19

K19-S

$249.00
$309.00 $60 off
Instant Hot Countertop RO System - Waterdrop K19

Instant Hot Countertop RO System - Waterdrop K19

$279.00
$379.00 $100 off
Flow Rate
Flow Rate 75GPD 75GPD 75GPD
Alkaline Mineralization
Alkaline Mineralization √ × ×
Pure to Drain
Pure to Drain 3:1 3:1 3:1
Faucet
Faucet ---
Filter Lifespan
Filter Lifespan

K19RF-FK 12 Mths

K19RF 12 Mths

K19RF 12 Mths

Average Annual Cost
Average Annual Cost $78.99 $75 $75
Warranty
Warranty 1 Year 1 Year 1 Year
Certification
Certification NSF/ANSI 42 & 58 & 372 NSF/ANSI 42 & 58 & 372 NSF/ANSI 42 & 58 & 372
Product Dimensions (In)
Product Dimensions (In) 15.5"*9.2"*17.5" 13.78*7.87*16.34 13.78*7.87*16.34
Product Weight (Ib)
Product Weight (Ib) 16 pounds 16 pounds 16 pounds
Model
Model K19-SFK K19-S K19-H
Filtration
Filtration 7-stage Filtration 6-stage Filtration 6-stage Filtration
Capacity
Capacity 75GPD 75GPD 75GPD
Usage
Usage ---
Electricity Required
Electricity Required ---

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FAQ

Curious about how the RO filter works? Our FAQ section covers everything from filter lifespan to installation tips for clean, pure water every day.

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What are the features of this countertop reverse osmosis system？

This countertop RO system features a 0.0001μm RO membrane and UV sterilization. It reduces TDS, Nitrate*, Fluoride*, Arsenic*, Lead*, and more*, providing you with healthy water.*Tested by a third-party laboratory.

Do I need to refill the water tank frequently?

To drink the purest water, you may need to LIFT & REFILL feed water tank frequently. Please do as L1 is shown on screen.

What are the benefits of mineralization technology?

Beneficial minerals not only improve the taste of water but also balance water pH level and replenish essential trace elements for human body.

Can I adjust water output amount?

Yes, you can. This dispenser provides four preset volume options: 4oz, 8oz, 16oz and 32oz, for your convenience.

Is it easy to replace the filter?

The pull-out design is simple enough for everyone to replace.

Can I really use this anywhere without installation?

Yes! The compact, plug-and-play design works on any countertop, such as in the kitchen, office, RV, and more.

Does this countertop RO water system need to be drilled?

No！ You can use water filtration right away without needing to install it. Just plug it into a power outlet and it's ready to make clean water.

How often do I need to replace filters?

Just once a year! Our 7-in-1 composite filter is designed for easy 3-second replacement, costing less than $0.20/day — much cheaper than bottled water.

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