---
product_id: 746325183
title: "[Dual Flow] Waterdrop WD-T4-A Alkaline pH+ Reverse Osmosis Water Filter, NSF/ANSI 372 Certified, 10-Stage, 450GPD Tankless Undersink RO Filtration System, 2:1 Pure to Drain, BPA Free, Plug-in required"
brand: "waterdrop"
price: "2877.14 DT"
currency: TND
in_stock: true
category: "Waterdrop"
url: https://www.desertcart.tn/products/746325183-dual-flow-waterdrop-wd-t4-a-alkaline-ph-reverse-osmosis
store_origin: TN
region: Tunisia
---

# Smart filter life alerts 450 GPD ultra-fast flow 10-stage advanced filtration [Dual Flow] Waterdrop WD-T4-A Alkaline pH+ Reverse Osmosis Water Filter, NSF/ANSI 372 Certified, 10-Stage, 450GPD Tankless Undersink RO Filtration System, 2:1 Pure to Drain, BPA Free, Plug-in required

**Brand:** waterdrop
**Price:** 2877.14 DT
**Availability:** ✅ In Stock

## Summary

> 💧 Elevate your hydration game with the future of pure, alkaline water—fast, smart, and sustainable!

## Quick Answers

- **What is this?** [Dual Flow] Waterdrop WD-T4-A Alkaline pH+ Reverse Osmosis Water Filter, NSF/ANSI 372 Certified, 10-Stage, 450GPD Tankless Undersink RO Filtration System, 2:1 Pure to Drain, BPA Free, Plug-in required by waterdrop
- **How much does it cost?** 2877.14 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/746325183-dual-flow-waterdrop-wd-t4-a-alkaline-ph-reverse-osmosis)

## 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

- • **Next-Level Safety:** NSF/ANSI 372 certified with dual LED indicators ensuring your water is always pristine and safe.
- • **Tankless & Space-Smart:** Save 70% under-sink space with a sleek, contamination-free tankless design.
- • **Eco-Friendly Efficiency:** Industry-leading 2:1 pure-to-drain ratio slashes wastewater by up to 80%, making every drop count.
- • **Hassle-Free Maintenance:** Smart buzzer and LED reminders keep filter replacements on point—never miss a cycle.
- • **Dual Flow, Dual Benefits:** Switch seamlessly between pure RO water and mineral-rich alkaline hydration for tailored wellness.

## Overview

The Waterdrop WD-T4-A is a cutting-edge, NSF/ANSI 372 certified 10-stage reverse osmosis system delivering up to 450 gallons per day of purified water. Featuring dual flow options for pure RO and mineral-enhanced alkaline water, it boasts a tankless design that frees up 70% under-sink space and an industry-best 2:1 pure-to-drain ratio for eco-conscious efficiency. Smart filter life alerts and dual LED safety indicators ensure optimal performance and peace of mind.

## Description

[Dual Flow] Waterdrop WD-T4-A Alkaline pH+ Reverse Osmosis Water Filter, NSF/ANSI 372 Certified, 10-Stage, 450GPD Tankless Undersink RO Filtration System, 2:1 Pure to Drain, BPA Free, Plug-in required - desertcart.com

## Features

- [Dual Water Flow]: The WD-T4-A RO system offers two purified water options: a standard RO-purified stream and a mineral-enhanced alkaline stream. Switch between them effortlessly based on your needs — both deliver contaminant-reduced drinking water. Dual LED ensure complete water safety from filtration to faucet *NOTE: Faucet installation requires drilling holes in the countertop
- [10-Stage Filtration with RO Membrane]: This system reduces harmful substances, including PFOA & PFOS, chlorine, heavy metals, rust, colloids and more impurities, through its comprehensive filtration stages. The dedicated mineral-enriched line then infuses beneficial alkaline minerals, delivering healthier, great-tasting water. 𝐍𝐨𝐭𝐞: This system requires an electrical connection for operation
- [450GPD Flow & 2:1 Pure to Drain]: With a 450-gallon-per-day capacity and industry-leading 2:1 water-saving ratio, the WD-T4-A provides fast, on-demand purified water while reducing wastewater by up to 800% compared to traditional RO systems
- [Smart Filter Life Reminder]: You won't miss a filter change with the indicator lights and buzzer alerts. Replacement intervals: CF filter: 6 months; RO membrane: 24 months; CB filter: 12 months; Alkaline mineralizer: 12 months
- [Tankless Design]: The compact, tank-free system effectively avoids secondary contamination risks associated with water storage tanks, while freeing up 70% more under-sink space than traditional tank-based RO systems

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0F5V9G355 |
| Best Sellers Rank | #12,496 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #28 in Under-Sink & Countertop Filtration |
| Brand Name | Waterdrop |
| Capacity | 450 gallons |
| Customer Reviews | 4.5 4.5 out of 5 stars (462) |
| Filter Life Cycle | 6 months |
| Included Components | T4-A RO System (3 Pre-installed Filters), Faucet, User Manual |
| Installation Type | Under Sink |
| Item Dimensions L x W x H | 16.54"L x 6.22"W x 17.95"H |
| Item Weight | 10.98 kg |
| Manufacturer | Waterdrop |
| Material Type | Reverse Osmosis |
| Model Name | WD-RT44D-WAD |
| Model Number | WD-RT44D-WAD |
| Number of Items | 1 |
| Other Special Features of the Product | Alkaline 450GPD Tankless RO, 10-Stage, NSF/ANSI 372 Certified, 2:1 Pure to Drain, Plug-in required |
| Part Number | WD-RT44D-WAD |
| Purification Method | Reverse Osmosis |
| Unit Count | 1 Count |

## Product Details

- **Brand:** Waterdrop
- **Capacity:** 450 gallons
- **Included Components:** T4-A RO System (3 Pre-installed Filters), Faucet, User Manual
- **Installation Type:** Under Sink
- **Item Weight:** 10.98 kg
- **Material:** Reverse Osmosis
- **Model Name:** WD-RT44D-WAD
- **Product Dimensions:** 16.54"L x 6.22"W x 17.95"H
- **Purification Method:** Reverse Osmosis
- **Special Feature:** Alkaline 450GPD Tankless RO, 10-Stage, NSF/ANSI 372 Certified, 2:1 Pure to Drain, Plug-in required

## Images

![[Dual Flow] Waterdrop WD-T4-A Alkaline pH+ Reverse Osmosis Water Filter, NSF/ANSI 372 Certified, 10-Stage, 450GPD Tankless Undersink RO Filtration System, 2:1 Pure to Drain, BPA Free, Plug-in required - Image 1](https://m.media-amazon.com/images/I/719YgI8NGvL.jpg)

## Available Options

This product comes in different **Set** options.

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**Shop now:** [https://www.desertcart.tn/products/746325183-dual-flow-waterdrop-wd-t4-a-alkaline-ph-reverse-osmosis](https://www.desertcart.tn/products/746325183-dual-flow-waterdrop-wd-t4-a-alkaline-ph-reverse-osmosis)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-09-12*