---
product_id: 615373433
title: "Stokk RS1-RO400 Filter, Replacement for S1 Series Reverse Osmosis System, 12-24 month Lifetime, Reduce TDS PFAS"
brand: "stokk"
price: "₩282519"
currency: KRW
in_stock: false
reviews_count: 8
category: "Stokk"
url: https://www.desertcart.kr/products/615373433-stokk-rs1-ro400-filter-replacement-for-s1-series-reverse-osmosis
store_origin: KR
region: South Korea
---

# 12-24 month filter lifespan 0.0001-micron precision membrane Twist & replace easy install Stokk RS1-RO400 Filter, Replacement for S1 Series Reverse Osmosis System, 12-24 month Lifetime, Reduce TDS PFAS

**Brand:** stokk
**Price:** ₩282519
**Availability:** ❌ Out of Stock

## Summary

> 💧 Elevate your hydration game with precision-pure water!

## Quick Answers

- **What is this?** Stokk RS1-RO400 Filter, Replacement for S1 Series Reverse Osmosis System, 12-24 month Lifetime, Reduce TDS PFAS by stokk
- **How much does it cost?** ₩282519 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/615373433-stokk-rs1-ro400-filter-replacement-for-s1-series-reverse-osmosis)

## Best For

- stokk enthusiasts

## Why This Product

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

## Key Features

- • **Taste the Purity:** Eliminates odors and off-flavors, delivering crisp, refreshing water that elevates your daily routine.
- • **Effortless Maintenance:** Quick twist installation means no tools, no stress—replace your filter in seconds.
- • **Seamless Compatibility:** Specifically engineered for the S1 Reverse Osmosis System to maintain peak performance.
- • **Extended Filter Longevity:** Enjoy up to 24 months of premium water quality—less hassle, more hydration.
- • **Ultra-Fine Filtration Power:** Removes 99%+ of 1000+ contaminants including TDS, PFAS, PFOS, PFOA for crystal-clear water.

## Overview

The Stokk RS1-RO400 is a high-performance replacement filter designed exclusively for the S1 Reverse Osmosis System. Featuring a 0.0001-micron membrane, it removes over 99% of more than 1000 contaminants including harmful PFAS chemicals, ensuring superior water purity and taste. With a lifespan of 12 to 24 months and effortless twist-to-install design, it offers long-lasting, hassle-free filtration that keeps your water crisp, clean, and safe.

## Description

Buy Stokk RS1-RO400 Filter, Replacement for S1 Series Reverse Osmosis System, 12-24 month Lifetime, Reduce TDS PFAS: Replacement Under-Sink Water Filters - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Good refill for RO - Works great
Review: The Strokk water filter system, and their replacement filters are top of the mark - This is our third filter from the Strokk company and the filters, while expensive, really filter water. Ours last about 6 months because we us a lot of filtered water. Most people would probably go through only one a year. Strokk is a great little company that builds wonderful water systems, and filters. We will always buy from this company no matter how many water filter companies there are. I have contacted them and they are the salt of the earth.

## Features

- Compatible Model: Specifically designed for the S1 Reverse Osmosis System. Stokk RO replacement filters are crafted to meet the exacting standards of your S1 water filtration system, allowing your water filtration system to maintain its peak performance
- Enhanced Filtration Performance: Stokk RS1-RO400 filter features a high-precision 0.0001-micron reverse osmosis membrane, which can remove over 99% of 1000+ contaminants. Filters out harmful substances such as TDS, PFAS, PFAS, PFOS, PFOA, and more. Ensure superior water quality and safety
- Enhanced Water Taste: Experience crisp, refreshing water with improved taste and clarity as our RO membrane filter removes unpleasant odors, tastes, and contaminants, delivering pure and delicious drinking water for you and your family to enjoy
- Long-lasting Durability: With a prolonged lifespan, our filters offer long-lasting performance, it is recommended to replace the filter every 12-24 months for optimal performance (depending on your filtered water consumption)
- Effortless Installation and Replacement: Our RO replacement filter is designed for hassle-free installation. With just a simple twist, the filter elements can be effortlessly replaced. Spend less time on maintenance and more time enjoying pure, refreshing water

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CSDV9YNL |
| Best Sellers Rank | #133,866 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #910 in Replacement Under-Sink Water Filters |
| Brand | Stokk |
| Customer Reviews | 4.6 4.6 out of 5 stars (79) |
| Date First Available | January 15, 2024 |
| EU Spare Part Availability Duration | 2 Years |
| Item Weight | 2.55 pounds |
| Item model number | S1 |
| Manufacturer | JIN FANG TECHNOLOGY (HONG KONG) LIMITED |
| Material | Carbon Fiber |
| Number of Items | 1 |
| Product Benefits | Reduces various contaminants, ensuring superior water quality and safety |
| Product Dimensions | 3.5"D x 3.5"W x 12.7"H |
| Set Name | S1 Series |

## Product Details

- **Brand:** Stokk
- **EU Spare Part Availability Duration:** 2 Years
- **Material:** Carbon Fiber
- **Product Benefits:** Reduces various contaminants, ensuring superior water quality and safety
- **Product Dimensions:** 3.5"D x 3.5"W x 12.7"H

## Images

![Stokk RS1-RO400 Filter, Replacement for S1 Series Reverse Osmosis System, 12-24 month Lifetime, Reduce TDS PFAS - Image 1](https://m.media-amazon.com/images/I/51cPk2uBCDL.jpg)
![Stokk RS1-RO400 Filter, Replacement for S1 Series Reverse Osmosis System, 12-24 month Lifetime, Reduce TDS PFAS - Image 2](https://m.media-amazon.com/images/I/61GBPnUf-WL.jpg)
![Stokk RS1-RO400 Filter, Replacement for S1 Series Reverse Osmosis System, 12-24 month Lifetime, Reduce TDS PFAS - Image 3](https://m.media-amazon.com/images/I/71nyhdcnTfL.jpg)
![Stokk RS1-RO400 Filter, Replacement for S1 Series Reverse Osmosis System, 12-24 month Lifetime, Reduce TDS PFAS - Image 4](https://m.media-amazon.com/images/I/81HkY2hPzIL.jpg)
![Stokk RS1-RO400 Filter, Replacement for S1 Series Reverse Osmosis System, 12-24 month Lifetime, Reduce TDS PFAS - Image 5](https://m.media-amazon.com/images/I/81KYq-+By5L.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good refill for RO
*by M***N on September 28, 2025*

Works great

### ⭐⭐⭐⭐⭐ The Strokk water filter system, and their replacement filters are top of the mark
*by R***R on July 29, 2025*

This is our third filter from the Strokk company and the filters, while expensive, really filter water. Ours last about 6 months because we us a lot of filtered water. Most people would probably go through only one a year. Strokk is a great little company that builds wonderful water systems, and filters. We will always buy from this company no matter how many water filter companies there are. I have contacted them and they are the salt of the earth.

### ⭐⭐⭐⭐⭐ Clean clear water!
*by B***Y on January 14, 2026*

Works well, water tastes good and is clear! Filters easy to replace. Please keep in mind to replace both filters at same time and reset per instructions.

## Frequently Bought Together

- Compatible with S1, S1 PLUS, and S1 Pro Series – Stokk RS1-PPC Filter, Replacement for Reverse Osmosis System, 6-12 Month Lifetime
- Stokk Reverse Osmosis System, 8 Stage Tankless Reverse Osmosis Water Filter, Reduces PFAS TDS, Under Sink RO System, 2:1 Pure to Drain, 400 GPD, NSF/ANSI 58& 42, FCC Listed, S1
- 2024 All-New 4 in 1 Tds Meter Digital Water Tester - Accurate and Reliable TDS EC & Temp(°C,°F) Meter - 0-9990ppm - Professional Testing for Drinking Water, RO/DI System, Aquariums etc

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-02-21*