---
product_id: 648329551
title: "8 Stage Tankless Reverse Osmosis System NSF Certifed TDS Reduction 500GPD RO Water Filter System Under Sink Reverse Osmosis Water Filtration System for Home Kitchen Apartment (RMS-WP-RO500)"
brand: "reinmoson"
price: "KD 339.60"
currency: KWD
in_stock: true
url: https://www.desertcart.com.kw/products/648329551-8-stage-tankless-reverse-osmosis-system-nsf-certifed-tds-reduction
store_origin: KW
region: Kuwait
---

# 500 GPD ultra-fast flow 8-stage 0.0001-micron filtration NSF certified 91.9% TDS removal 8 Stage Tankless Reverse Osmosis System NSF Certifed TDS Reduction 500GPD RO Water Filter System Under Sink Reverse Osmosis Water Filtration System for Home Kitchen Apartment (RMS-WP-RO500)

**Brand:** reinmoson
**Price:** KD 339.60
**Availability:** ✅ In Stock

## Summary

> 💧 Drink Smart, Live Pure — The Future of Water Filtration is Here!

## Quick Answers

- **What is this?** 8 Stage Tankless Reverse Osmosis System NSF Certifed TDS Reduction 500GPD RO Water Filter System Under Sink Reverse Osmosis Water Filtration System for Home Kitchen Apartment (RMS-WP-RO500) by reinmoson
- **How much does it cost?** KD 339.60 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.kw](https://www.desertcart.com.kw/products/648329551-8-stage-tankless-reverse-osmosis-system-nsf-certifed-tds-reduction)

## Best For

- reinmoson enthusiasts

## Why This Product

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

## Key Features

- • **Speed Meets Efficiency:** 500 gallons per day flow fills your glass in 9 seconds with a smart 2.5:1 water-saving ratio.
- • **Leak-Proof & Eco-Friendly:** Built-in leak monitor and auto shutoff protect your system and wallet from waste.
- • **Smart Alerts, No Surprises:** LED display tracks TDS and filter life, auto-flushes, and warns you before replacements.
- • **Pure Water, Zero Compromise:** 8 advanced filtration stages slash contaminants from 1000+ to pristine purity.
- • **Space-Savvy Tankless Design:** Compact under-sink footprint saves 70% space—sleek, modern, and hassle-free installation.

## Overview

The Reinmoson RMS-WP-RO500 is a tankless under-sink reverse osmosis system featuring 8 filtration stages with a 0.0001-micron membrane that reduces TDS from 500 ppm to 15 ppm. NSF certified to remove up to 91.9% TDS and 96.9% heavy metals, it delivers a rapid 500 gallons per day flow with a water-efficient 2.5:1 pure to drain ratio. Designed for modern kitchens, it offers real-time TDS monitoring, filter life alerts, automatic flushing, and leak protection—all in a compact, easy-to-install unit that saves space and reduces maintenance frequency.

## Description

Immerse in the utmost water purity with our 8 Stages Filtration System, ensuring every drop you consume is clean and healthy. The comprehensive RO filter layers remarkably decrease the TDS levels to below 15 ppm, turning any water from 500 ppm to this low, ensuring it’s excellent for consumption. Certified Efficiency: NSF Certified: Proven to remove up to 91.9% TDS and 96.9% heavy metals. Advanced Filtration: Multiple filters(PC/C/RO) efficiently eliminate various contaminants, improving water taste and ensuring your water is free from harmful substances. Innovative Design for Optimal Convenience: 1. Space-Saving and Tankless: Effortlessly fits under your sink, saving 70% more space. 2. Fast Water Flow: Enjoy a rapid 500 GPD water flow, filling a 200ml cup in just 9 seconds. 3. Smart Features: Real-time TDS and filter life indicators, plus automatic flushing for consistent water purity. Easy Installation and Maintenance: 1. Hassle-Free Setup: Get it up and running in 10 minutes with minimal connections. 2. Effortless Filter Replacement: Change filters in just 3 seconds with no mess or fuss. 3. Leak-Proof Design: Superior integrated molding ensures no leakage and quieter operation. Smart and Safe Operation: Automated Alerts: LED display alerts for filter replacements, ensuring continuous pure water supply. Safety Measures: Automatic shutoff after 3 hours of faucet activation, preventing water wastage and system damage. Economical and Eco-Friendly: Significant Savings: Lower your water bills with a 2.5:1 pure to drain ratio. Long-Lasting Filters: Enjoy extended filter life, 12 months for PC and C, and 24 months for RO, ensuring reliability and less frequent maintenance.

## Features

- ✅ 8 Stages Filtration: Tankless ro water filter system has 8 stages filtration to reduce 1000+ contaminants and improve taste of water. The RO filter(3 Stages) + PC(3 Stages)+C(2 Stages) adopts 0.0001-micron reverse osmosis membrane to decrease TDS from 500 ppm to 15 ppm and intercept sand, particles, salt, PFAS, fluoride, heavy metals, vinyl chloride, ethylhexyl acrylate, isobutylene, ethylene glycol.
- ✅ NSF Certified & Maintenance: Reverse osmosis system under sink meets NSF standard, so the TDS removal rate is certified up to 91.9% and the heavy metal reduction rate is certified up to 96.9%. Replace the RO filter every 2 years, and the C filter and PC filter annually. [Search RO: B0C4VCS86G] [Search PC: B0C4VVJHQN] [Search C: B0C4VV3NWR] Check NSF: https://m.media-desertcart.com/images/I/A1WKWcjC8pL.pdf
- ✅ User Friendly Design: ① This tankless reverse osmosis system measures 15.74”L x 5.51”W x 13”H, taking up minimal space under your countertop. ② Check and monitor the real-time TDS from the easy-to-read LED display to ensure the safety of your water. ③ Installation takes only 10 minutes and replacing the filter is a breeze at only 3 seconds. ④ The Reverse osmosis water filtration system will auto flush to filter the water when the power is turned on or if it hasn't been used for 24 hours
- ✅ Smart Water Reverse Osmosis System: ①There is a water leak monitor inside of the machine to protect the ro filter. Once the monitor detects the leak from the system, water filter will stop working. ② the 1 2 3 icon on the led display will turn blue into red to remind you of replacing the filter. ③If you left the tap on, it will stop working, close the water valve and prevent the waste of water. ④It will automatically flush to filter the water if it hasn’t been used for 24 hours.
- ✅ 500GPD & 2.5:1 Pure to Drain Ratio: Reverse osmosis system offers faster water flow (500 gallons per day) and takes just 9s to fill a 200ml cup of water. Besides, 2.5:1 pure to drain ratio allows you to save up to 2.5 times more on water bills compared to other 1:1 reverse osmosis filter. You can even use the wastewater to wash your floor or car. Note that all RO systems will produce waste water to discharge impurities.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Reinmoson |
| Part number | RMS-WP-RO500 |
| Item Weight | 7.55 kg |
| Product Dimensions | 39.88 x 13.97 x 33.02 cm; 7.55 kg |
| Item model number | RMS-WP-RO500 |
| Style | RO System |
| Power source type | Corded Electric |
| Installation method | Under Sink |
| Flow rate | 2300 Litres Per Day |
| Special Features | 500 GPD, Change Filter Indicator, NSF certified decrease TDS from 500 ppm to 15 ppm, Reduce TDS and TDS Indicator, Tankless |
| Batteries included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** Reinmoson
- **Special feature:** 500 GPD, Change Filter Indicator, NSF certified decrease TDS from 500 ppm to 15 ppm, Reduce TDS and TDS Indicator, Tankless
- **Product dimensions:** 39.9L x 14W x 33H centimetres
- **Package information:** Cartridge
- **Installation type:** Under Sink
- **Power source:** Corded Electric
- **Model name:** RO System: RMS-WP-RO500 RO Filter Replacement: RMS-WP-RO500-RO PC Filter Replacement: RMS-WP-RO500-PC C FilterReplacement: RMS-WP-RO500-C
- **Maximum flow rate:** 2300 Litres Per Day
- **Manufacturer:** Reinmoson

## Images

![8 Stage Tankless Reverse Osmosis System NSF Certifed TDS Reduction 500GPD RO Water Filter System Under Sink Reverse Osmosis Water Filtration System for Home Kitchen Apartment (RMS-WP-RO500) - Image 1](https://m.media-amazon.com/images/I/616GXDuJ+9L.jpg)
![8 Stage Tankless Reverse Osmosis System NSF Certifed TDS Reduction 500GPD RO Water Filter System Under Sink Reverse Osmosis Water Filtration System for Home Kitchen Apartment (RMS-WP-RO500) - Image 2](https://m.media-amazon.com/images/I/71CHUFNrWmL.jpg)
![8 Stage Tankless Reverse Osmosis System NSF Certifed TDS Reduction 500GPD RO Water Filter System Under Sink Reverse Osmosis Water Filtration System for Home Kitchen Apartment (RMS-WP-RO500) - Image 3](https://m.media-amazon.com/images/I/61KSY44NQJL.jpg)
![8 Stage Tankless Reverse Osmosis System NSF Certifed TDS Reduction 500GPD RO Water Filter System Under Sink Reverse Osmosis Water Filtration System for Home Kitchen Apartment (RMS-WP-RO500) - Image 4](https://m.media-amazon.com/images/I/71uKL+v9DYL.jpg)
![8 Stage Tankless Reverse Osmosis System NSF Certifed TDS Reduction 500GPD RO Water Filter System Under Sink Reverse Osmosis Water Filtration System for Home Kitchen Apartment (RMS-WP-RO500) - Image 5](https://m.media-amazon.com/images/I/61YDnutZ6qL.jpg)

## Frequently Bought Together

- 8 Stage Tankless Reverse Osmosis System NSF Certifed TDS Reduction 500GPD RO Water Filter System Under Sink Reverse Osmosis Water Filtration System for Home Kitchen Apartment (RMS-WP-RO500)
- 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 Kuwait*
*Store origin: KW*
*Last updated: 2026-01-31*