---
product_id: 685601832
title: "StokkReverse Osmosis System, 400 GPD Fast Flow Tankless RO Reverse Osmosis Water Filter System, Under Sink Water Filtration System, 2:1 Pure to Drain, Reduces TDS"
price: "$691.69"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/685601832-stokkreverse-osmosis-system-400-gpd-fast-flow-tankless-ro-reverse
store_origin: US
region: United States of America
---

# StokkReverse Osmosis System, 400 GPD Fast Flow Tankless RO Reverse Osmosis Water Filter System, Under Sink Water Filtration System, 2:1 Pure to Drain, Reduces TDS

**Price:** $691.69
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** StokkReverse Osmosis System, 400 GPD Fast Flow Tankless RO Reverse Osmosis Water Filter System, Under Sink Water Filtration System, 2:1 Pure to Drain, Reduces TDS
- **How much does it cost?** $691.69 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/685601832-stokkreverse-osmosis-system-400-gpd-fast-flow-tankless-ro-reverse)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

StokkReverse Osmosis System, 400 GPD Fast Flow Tankless RO Reverse Osmosis Water Filter System, Under Sink Water Filtration System, 2:1 Pure to Drain, Reduces TDS

## Product Details

- **Brand:** Stokk
- **Special Feature:** (function(f) {var _np=(window.P._namespace("DetailPageProductOverviewTemplatesJava"));if(_np.guardFatal){_np.guardFatal(f)(_np);}else{f(_np);}}(function(P) {
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}));  Tankless, Reduce TDS, 8 Stage Filtration, 0.0001μm RO, TDS Reduction, Improve Taste, 2:1 Pure to Drain, Reduce 1000+ contaminants, Change Filter Indicator, Automatic FlushingTankless, Reduce TDS, 8 Stage Filtration, 0.0001μm RO, TDS Reduction, Improve Taste, 2:1 Pure…    See more
- **Product Dimensions:** 14.57"L x 4.49"W x 11.95"H
- **Package Information:** Dispenser
- **Installation Type:** Under Sink
- **Power Source:** Corded Electric
- **Item Weight:** 7.6 Kilograms
- **Model Name:** S1
- **Lower Temperature Rating:** 41 Degrees Fahrenheit
- **Maximum Flow Rate:** 0.28 Gallons Per Minute

## Images

![StokkReverse Osmosis System, 400 GPD Fast Flow Tankless RO Reverse Osmosis Water Filter System, Under Sink Water Filtration System, 2:1 Pure to Drain, Reduces TDS - Image 1](https://m.media-amazon.com/images/I/61QhPrDDhrL.jpg)

## Frequently Bought Together

- 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
- Stokk RS1-PPC Filter, Replacement for S1 Series Reverse Osmosis System, 6-12 month Lifetime
- 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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**Shop now:** [https://www.desertcart.us/products/685601832-stokkreverse-osmosis-system-400-gpd-fast-flow-tankless-ro-reverse](https://www.desertcart.us/products/685601832-stokkreverse-osmosis-system-400-gpd-fast-flow-tankless-ro-reverse)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-20*