---
product_id: 302566363
title: "3US-AF01 Undersink Water Filter, Pack of 3"
brand: "waterdrop"
price: "฿7097"
currency: THB
in_stock: true
reviews_count: 5
category: "Waterdrop"
url: https://www.desertcart.co.th/products/302566363-3us-af01-undersink-water-filter-pack-of-3
store_origin: TH
region: Thailand
---

# 0.75 GPM stable flow rate Lead-free & BPA-free premium materials NSF/ANSI certified chlorine reduction 3US-AF01 Undersink Water Filter, Pack of 3

**Brand:** waterdrop
**Price:** ฿7097
**Availability:** ✅ In Stock

## Summary

> 💧 Elevate your hydration game with every drop—because your water deserves the best.

## Quick Answers

- **What is this?** 3US-AF01 Undersink Water Filter, Pack of 3 by waterdrop
- **How much does it cost?** ฿7097 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/302566363-3us-af01-undersink-water-filter-pack-of-3)

## 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

- • **Smart Longevity:** Filters up to 6,000 gallons or 6 months, keeping your water fresh and your routine hassle-free.
- • **Safe Inside & Out:** Crafted from lead-free, BPA-free materials for peace of mind every sip.
- • **Effortless Upgrade:** Tool-free installation and perfect fit for seamless replacement—no plumber needed.
- • **Flow That Keeps Up:** Consistent 0.75 gallons per minute flow rate means no waiting, just refreshing water.
- • **Pure Water, Zero Compromise:** Certified NSF/ANSI 42 filtration slashes chlorine for crisp, fresh taste.

## Overview

The Waterdrop 3US-AF01 is a premium under-sink water filter pack of three, designed to reduce chlorine effectively while maintaining a stable 0.75 GPM flow rate. Certified to NSF/ANSI 42 and 372 standards, it uses lead-free, BPA-free activated carbon materials to ensure safe, fresh water. Compatible with multiple 3M filtration systems, it offers easy, tool-free installation and filters up to 6,000 gallons or 6 months, delivering reliable, high-quality water filtration at a great value.

## Description

WD-3US-AF01Compatible with: 3M Filtrete 3US-AF01, 3US-AS01 system, 3M AP3-765S, 3M AP3-C765, AP Easy C-CS-FF, WHCF-SRC, WHCF-SUFC, WHCF-SUF Filter Cartridge; Fits 3US-AS01 Advanced Under-Sink Filtration Systems, AP Easy CS-FF Under-Sink Filtration Systems.Powerful FiltrationAdopts premium material and innovative filtration technology to maximize contaminants reduction for clean and refreshing water.Great ValueOffers a reasonable price without compromising quality, giving you huge savings.Precise FitProfessional and accurate design ensures a perfect fit without water leaks. Functions like the original.Easy and ConvenientSimple design makes it quite easy to install, no tools required. Whether you’re drinking, filling ice cube trays, cooking or brewing a pot of coffee, the filtered water makes it better.Please note this is a compatible spare part and the manufacturers' names and part numbers have been used for reference purposes only. Waterdrop is an independent brand.

Review: Great product. Been using it for years. No issues. Less expensive than others.
Review: I have bought waterdrop before and they are the only ones with a reasonable price that come with the charcoal filter, they seem to be doing the job.

## Features

- 【NSF/ANSI Certified Filter】Tested against NSF/ANSI 42 standards, it effectively reduces Chlorine. Activated carbon block and other advanced filter media ensure efficient and safe filtration.
- 【Authority Guaranteed Material】Specially selected premium materials are lead-free, which is fully certified by the WQA against NSF/ANSI 372 standard. The BPA-free, lead-free material ensures more reliable use from the inside out.
- 【Stable Flow Rate】 The tested full flow rate for waterdrop water filter is 0.75 gpm. The fast yet stable water flow gives you the same experience as your own faucet.💧This filter does not reduce TDS! 💧 Connected with the cold water valve only! 💧
- 【New upgrade & Keep Water Fresh】After advanced upgrade, the model number is changed from WD-3US-AF01 into WD-W01. To keep your water fresh, replace your filter every 6 months or 6,000 gallons, whichever comes first will vary based on water condition.
- 【Replacement Model】3M Filtrete 3US-AF01, 3US-AS01 system, 3M AP3-765S, 3M AP3-C765, AP Easy C-CS-FF, WHCF-SRC, WHCF-SUFC, WHCF-SUF Filter Cartridge; Fits 3US-AS01 Advanced Under-Sink Filtration Systems, AP Easy CS-FF Under-Sink Filtration Systems.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08BFX66P8 |
| Brand | Waterdrop |
| Capacity | 6000 Gallons |
| Color | White |
| Customer Reviews | 4.7 4.7 out of 5 stars (193) |
| Date First Available | 6 February 2021 |
| Item Weight | 1.76 Kilograms |
| Material | Activated Carbon，Lead-Free & BPA Free and Food-Grade Material |
| Model Number | WD-3US-AF01 |
| Package Dimensions | 28.09 x 25.81 x 8.89 cm; 1.76 kg |

## Product Details

- **Brand:** Waterdrop
- **External testing certification:** IAPMO
- **Material:** Activated Carbon，Lead-Free & BPA Free and Food-Grade Material
- **Product benefits:** Reduces Odor, Taste and Chlorine
- **Set Name:** 3-pack

## Images

![3US-AF01 Undersink Water Filter, Pack of 3 - Image 1](https://m.media-amazon.com/images/I/61stWVm4KwL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by K***W on 17 September 2023*

Great product. Been using it for years. No issues. Less expensive than others.

### ⭐⭐⭐⭐⭐ Review
*by J***S on 14 March 2024*

I have bought waterdrop before and they are the only ones with a reasonable price that come with the charcoal filter, they seem to be doing the job.

### ⭐⭐⭐⭐ Review
*by P***M on 31 May 2023*

Ordered at good price. Got quick delivery. Installed quick and works great. Giving 4 starts simply because I can't honestly give it 5 untill I can fully exhaust at least one filter. But everything is chiki puki.

## Frequently Bought Together

- Waterdrop 3US-AF01 Under Sink Water Filter, Replacement for Standard Filtrete® 3US-AF01, 3US-AS01, Aqua-Pure AP Easy C-CS-FF, WHCF-SRC, WHCF-SUFC, WHCF-SUF, NSF/ANSI 42 Certified, Pack of 3
- AQUA CREST 3US-AF01 Under Sink Water Filter, Replacement for Standard Filtrete® 3US-AF01, 3US-AS01, Aqua-Pure AP Easy C-CS-FF, WHCF-SRC, WHCF-SUFC, WHCF-SUF, NSF/ANSI 42 Certified, Pack of 3

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-02-18*