---
product_id: 523243615
title: "Waterdrop K19-SFK Mineral Countertop RO System, No Installation Required | 7 stage RO Filtration, NSF/ANSI 58 Certified, 3:1 Pure to Drain, Mineralized Water, Countertop Reverse Osmosis Water Filter"
brand: "waterdrop"
price: "$251.55"
currency: USD
in_stock: false
url: https://www.desertcart.us/products/523243615-waterdrop-k19-sfk-mineral-countertop-ro-system-no-installation-required
store_origin: US
region: United States of America
---

# 3:1 pure to drain efficiency 0.0001μm RO membrane precision No installation, plug & play Waterdrop K19-SFK Mineral Countertop RO System, No Installation Required | 7 stage RO Filtration, NSF/ANSI 58 Certified, 3:1 Pure to Drain, Mineralized Water, Countertop Reverse Osmosis Water Filter

**Brand:** waterdrop
**Price:** $251.55
**Availability:** ❌ Out of Stock

## Summary

> 💧 Elevate your hydration game with pure, mineral-rich water—no installation, no compromise!

## Quick Answers

- **What is this?** Waterdrop K19-SFK Mineral Countertop RO System, No Installation Required | 7 stage RO Filtration, NSF/ANSI 58 Certified, 3:1 Pure to Drain, Mineralized Water, Countertop Reverse Osmosis Water Filter by waterdrop
- **How much does it cost?** $251.55 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/523243615-waterdrop-k19-sfk-mineral-countertop-ro-system-no-installation-required)

## Best For

- waterdrop enthusiasts

## Why This Product

- Trusted waterdrop brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **All-Day Fresh Supply:** Large 170oz tank meets daily hydration needs with minimal refills—perfect for busy lifestyles.
- • **Effortless Setup & Use:** Compact, installation-free design with intuitive touch controls and customizable water volume.
- • **Eco-Friendly Efficiency:** 3:1 pure to drain ratio saves 4000+ plastic bottles yearly—hydrate sustainably in style.
- • **Mineral Boosted Hydration:** Infuses essential minerals (K, Ca, Na, Mg) for healthier, better-tasting water and cooking.
- • **Pure Precision Filtration:** 7-stage RO membrane removes PFAS, lead, chlorine & more for crystal-clear water.

## Overview

The K19-SFK Countertop Reverse Osmosis System delivers advanced 7-stage filtration with a 0.0001μm membrane, effectively reducing contaminants including PFAS, lead, and chlorine. It enhances water with essential minerals for improved health and taste. Designed for convenience, it requires no installation and features a large 170oz tank with easy touch controls. Its efficient 3:1 pure-to-drain ratio conserves water and reduces plastic waste, making it an eco-conscious choice for clean, great-tasting water anywhere.

## Description

Waterdrop K19-SFK Reverse Osmosis Water Filter Countertop, Minerals, Countertop Reverse Osmosis System, 3:1 Pure to Drain, Reduce PFAS, No Installation Required, BPA Free

## Features

- [Healthy Minerals] This countertop ro system adds beneficial minerals such as K、Ca、Na and Mg to make your water from clean to healthy. It is not only good for your health but also improves the flavour of cooking and the taste of drinking water
- [7-stage Filtration] Through 0.0001μm RO membrane, this countertop reverse osmosis system can reduce TDS, PFOA, PFOS, Chlorine, Salt, Sediment, Lead, Odor, and more
- [Installation-free] This countertop RO water filter system is plug-and-play without installation. Its 14.2"L x 7.9"W x 15.7"H inches compact size can be placed in a kitchen, bedroom, office, or even RV to fit any countertop
- [Easy to Use] Enjoy fresh water daily with this smart RO purifier. It has an easy-to-read screen and simple touch buttons, letting you adjust water volumes for your needs. Plus, its 170oz large water tank can meet your whole day's drinking without frequent change
- [Efficient Filtration] The RO water purifier features a 3:1 pure water ratio, efficiently saving 4000+ bottles of water per year. Enjoy 12-month long-lasting protection with this composite filter, which provides you with healthy water at less cost. 𝐍𝐎𝐓𝐄: 𝐓𝐞𝐦𝐩𝐞𝐫𝐚𝐭𝐮𝐫𝐞 𝐜𝐚𝐧𝐧𝐨𝐭 𝐛𝐞 𝐚𝐝𝐣𝐮𝐬𝐭𝐞𝐝

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BTHKBCLD |
| Best Sellers Rank | #563,574 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #939 in Under-Sink & Countertop Filtration |
| Brand Name | Waterdrop |
| Capacity | 75 gallons |
| Container Type | Cartridge |
| Customer Reviews | 4.0 4.0 out of 5 stars (73) |
| Filter Life Cycle | 1 years |
| Included Components | K19-SFK RO System, Replacement Filters, User Manual |
| Installation Type | Countertop |
| Item Dimensions L x W x H | 14.2"L x 7.9"W x 15.7"H |
| Manufacturer | Waterdrop |
| Material Type | Reverse Osmosis Membrane & Carbon Block & PP Cotton |
| Maximum Flow Rate | 75 liters_per_day |
| Model Name | WD-K19-SFK |
| Model Number | WD-K19-SFK |
| Number of Items | 1 |
| Other Special Features of the Product | Countertop Reverse Osmosis System |
| Part Number | WD-K19-SFK |
| Power Source | Corded Electric |
| Product Shelf Life | 12 months |
| Purification Method | Reverse Osmosis |
| Supported Water TDS Level Maximum (PPM) | 700 |
| Unit Count | 1 Count |
| Upper Temperature Rating | 203 °F |

## Product Details

- **Brand:** Waterdrop
- **Capacity:** 75 gallons
- **Included Components:** K19-SFK RO System, Replacement Filters, User Manual
- **Installation Type:** Countertop
- **Material:** Reverse Osmosis Membrane & Carbon Block & PP Cotton
- **Package Information:** Cartridge
- **Power Source:** Corded Electric
- **Product Dimensions:** 14.2"L x 7.9"W x 15.7"H
- **Purification Method:** Reverse Osmosis
- **Special Feature:** Countertop Reverse Osmosis System

## Images

![Waterdrop K19-SFK Mineral Countertop RO System, No Installation Required | 7 stage RO Filtration, NSF/ANSI 58 Certified, 3:1 Pure to Drain, Mineralized Water, Countertop Reverse Osmosis Water Filter - Image 1](https://m.media-amazon.com/images/I/61QS5CfJNlL.jpg)
![Waterdrop K19-SFK Mineral Countertop RO System, No Installation Required | 7 stage RO Filtration, NSF/ANSI 58 Certified, 3:1 Pure to Drain, Mineralized Water, Countertop Reverse Osmosis Water Filter - Image 2](https://m.media-amazon.com/images/I/71YDqzp1HbL.jpg)
![Waterdrop K19-SFK Mineral Countertop RO System, No Installation Required | 7 stage RO Filtration, NSF/ANSI 58 Certified, 3:1 Pure to Drain, Mineralized Water, Countertop Reverse Osmosis Water Filter - Image 3](https://m.media-amazon.com/images/I/71liKyYmqEL.jpg)
![Waterdrop K19-SFK Mineral Countertop RO System, No Installation Required | 7 stage RO Filtration, NSF/ANSI 58 Certified, 3:1 Pure to Drain, Mineralized Water, Countertop Reverse Osmosis Water Filter - Image 4](https://m.media-amazon.com/images/I/71IvzfDakLL.jpg)
![Waterdrop K19-SFK Mineral Countertop RO System, No Installation Required | 7 stage RO Filtration, NSF/ANSI 58 Certified, 3:1 Pure to Drain, Mineralized Water, Countertop Reverse Osmosis Water Filter - Image 5](https://m.media-amazon.com/images/I/71KN3mTDejL.jpg)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-08-14*