---
product_id: 206228271
title: "Waterdrop RF15 Replacement Filter Cartridge for 15UA/15UB/15UC Under Sink Water Filter, Reduces PFOA/PFOS, PFAS, Lead, Chlorine, Bad Taste & Odor, NSF/ANSI 42 Certified, 19K Gallons High Capacity"
brand: "waterdrop"
price: "R1464"
currency: ZAR
in_stock: true
url: https://www.desertcart.co.za/products/206228271-waterdrop-rf15-replacement-filter-cartridge-for-15ua-15ub-15uc-under
store_origin: ZA
region: South Africa
---

# 19,000 gallons capacity 3-second twist-and-lock replacement NSF/ANSI certified multi-stage filtration Waterdrop RF15 Replacement Filter Cartridge for 15UA/15UB/15UC Under Sink Water Filter, Reduces PFOA/PFOS, PFAS, Lead, Chlorine, Bad Taste & Odor, NSF/ANSI 42 Certified, 19K Gallons High Capacity

**Brand:** waterdrop
**Price:** R1464
**Availability:** ✅ In Stock

## Summary

> 💧 Pure water, zero compromises—refresh your flow with Waterdrop RF15!

## Quick Answers

- **What is this?** Waterdrop RF15 Replacement Filter Cartridge for 15UA/15UB/15UC Under Sink Water Filter, Reduces PFOA/PFOS, PFAS, Lead, Chlorine, Bad Taste & Odor, NSF/ANSI 42 Certified, 19K Gallons High Capacity by waterdrop
- **How much does it cost?** R1464 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/206228271-waterdrop-rf15-replacement-filter-cartridge-for-15ua-15ub-15uc-under)

## 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

- • **Versatile Compatibility:** Fits Waterdrop 15UA, 15UB, and 15UC models—purify your faucet or fridge water seamlessly.
- • **Effortless Swap in Seconds:** Twist-and-lock design means no tools, no fuss, just pure water fast.
- • **Next-Level Filtration Power:** 20X larger filtration area crushes contaminants like PFOA, PFOS, lead, chlorine, and odors.
- • **Certified Clean You Can Trust:** IAPMO and NSF/ANSI certifications guarantee premium BPA-free, lead-free safety.
- • **Ultra-Long Life, Ultra-Low Hassle:** Filters up to 19,000 gallons or 2 years—stay worry-free and hydrated.

## Overview

The Waterdrop RF15 Replacement Filter Cartridge is a high-capacity, NSF/ANSI certified under-sink filter compatible with Waterdrop 15UA, 15UB, and 15UC systems. It delivers up to 19,000 gallons of purified water over 2 years, reducing harmful contaminants including PFOA, PFOS, PFAS, lead, chlorine, and unpleasant tastes or odors. Featuring a 20X increased filtration area and a quick twist-and-lock installation, it ensures premium water quality with minimal maintenance.

## Description

Waterdrop RF15 Replacement Filter Cartridge For 15UA/15UB/15UC Under Sink Water Filter, Reduces PFOA/PFOS, PFAS, Lead, Chlorine, Bad Taste & Odor, NSF/ANSI 42 Certified, 19K Gallons High Capacity

## Features

- 【Compatible model】Compatible Replacement Filter for Waterdrop 15UA under sink water filter system (ASIN B083NR5DVY), 15UB under sink water filter system (ASIN B089CVMPGR) and 15UC Inline Water Filter for Refrigerator (ASIN B085G9T9TB). Compatible with all three methods of connection, this undersink filter brings you purified water from your original faucet, your dedicated faucet, or your refrigerator. Get easy access to clean, safe, and healthy purified water with Waterdrop!
- 【Ultra-long service life】When used with municipal water, each Undersink Water Filter has a maximum service life of 2 years or 19,000 gallons.[1]
- 【Solve Clogging Problem】 By upgrading the filtration area, our filter now provides a 20X increase in dirt adhesion area, enhancing filtration capability while minimizing the risk of clogging.
- 【Innovative multistage filtration】The Waterdrop Undersink Water Filtration Replacement Filter uses innovative multistage filtration. And it can effectively reduces PFOA/PFOS, PFAS, lead, heavy metals, chemical impurity, sediment and other large particles.[2] Enjoy healthy and pure water straight from your tap – no need to buy bottled water anymore!
- 【IAPMO certified filter】Made from premium BPA-free and lead-free materials, the under sink replacement filter is certified by IAPMO against NSF/ANSI 372 Standard, ensuring reliable use from inside to outside. Certified by IAPMO against NSF/ANSI 42 Standard, the water filter can effectively reduce chlorine, taste and odor. Tested by third party laboratory against NSF/ANSI 53 standard it can reduce lead.
- 【Quick replacement】The twist-and-lock design of the undersink filter ensures that you can replace it in 3 seconds without any tools, saving you time and effort.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | NSF/ANSI Approved Material Components |
| Product Dimensions | 3.6"D x 3.6"W x 15"H |
| Item Weight | 1.9 Pounds |
| External Testing Certification | IAPMO |
| Product Benefits | Remove iṁpurities, retain beneficial minerals |
| Brand | Waterdrop |
| EU Spare Part Availability Duration | 2 Years |
| Unit Count | 1.0 Count |
| Compatible Water Purifier Models | Waterdrop WD-15UA, Waterdrop WD-15UB |
| Number of Items | 1 |
| Manufacturer | Waterdrop |
| Part Number | RF15 |
| Item Weight | 1.91 pounds |
| Item model number | RF15 |
| Size | 1 Count (Pack of 1) |
| Color | Gery |
| Style | WD-RF15 |
| Power Source | Manual |
| Installation Method | Under Sink |
| Item Package Quantity | 1 |
| Special Features | Replacement Filter for Waterdrop 15UA, 15UB, 15UC, 15UA-UF, 15UB-UF, 15UC-UF, 2 Years or 16000 Gallons |
| Batteries Included? | No |
| Batteries Required? | No |
| Warranty Description | 1 Year Manufacturer |

## Product Details

- **Material:** NSF/ANSI Approved Material Components
- **Product Dimensions:** 3.6"D x 3.6"W x 15"H
- **Item Weight:** 1.9 Pounds
- **External Testing Certification:** IAPMO
- **Product Benefits:** Remove iṁpurities, retain beneficial minerals

## Images

![Waterdrop RF15 Replacement Filter Cartridge for 15UA/15UB/15UC Under Sink Water Filter, Reduces PFOA/PFOS, PFAS, Lead, Chlorine, Bad Taste & Odor, NSF/ANSI 42 Certified, 19K Gallons High Capacity - Image 1](https://m.media-amazon.com/images/I/51iT9-GG6jL.jpg)

## Questions & Answers

**Q: Does this filter fit  "waterdrop 10ua under sink water filter system"?**
A: Thanks for your interest in our RF15 Under Sink Water Filter System.
Regarding your inquiry, this RF15 can fit 10UA system.
The only difference between the replacement filters is the length.
Here are lengths of the filter replacements for your reference:
WD-RF10 filter: 10 inches
WD-RF15 filter: 15 inches
WD-RF17 filter: 17inches
 
If you have any other questions, please feel free to give us a call between the hours of 8:00 AM-5: 00 PM (PST), Monday through Friday at 1-888-352-3558. We will try our best to help you out. Thank you very much.
 
Best Regards,
Mia Lauren

**Q: Does this filter out lead?**
A: I believe so, but consult the description on the seller's info or contact the seller.

**Q: Does this filter remover lead? is it certified to nsf 53 standards?**
A: No it is not, per the description it is only certified to NSF-372 for being made from lead free materials, it does NOT remove lead.

**Q: It says cannot turn the sink hot water on?? Is this true??**
A: Hi,
Thanks for your interest in our filter product.
Please note that this filter can only be used with cold water, not with hot water, so no hot water should flow through the filter, thank you.

If you have contacted us via email but received no reply, please check the Spam/Junk Folder first. Thank you.

If you have any other inquiries, please feel free to contact us.
1-888-352-3558 (8:00 AM - 5:00 PM PST, Mon - Fri).

Kind Regards
Mia Lauren　
Customer Service Rep

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-03-17*