






Desertcart purchases this item on your behalf and handles shipping, customs, and support to Japan.
💧 Elevate your tap game—because your water deserves a glow-up!
The Waterdrop RF15-UF is a high-capacity under-sink water filter replacement compatible with multiple Waterdrop models. Featuring ultrafiltration at 0.01 microns, it effectively removes lead, chlorine, bacteria, and sediment while maintaining strong water flow. Certified by third-party labs to NSF/ANSI standards, it offers up to 16,000 gallons or 2 years of use. Its quick twist-lock design enables tool-free replacement in seconds, combining premium materials like BPA-free components and natural coconut shell carbon for safe, fresh-tasting water straight from your tap.










| ASIN | B085FTK7FV |
| Best Sellers Rank | #580,076 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #1,344 in Water Coolers, Filters & Cartridges |
| Brand | Waterdrop |
| Compatible Water Purifier Models | Waterdrop WD-15UC-UF |
| Customer Reviews | 4.6 out of 5 stars 1,385 Reviews |
| EU Spare Part Availability Duration | 2 Years |
| Enclosure Material | NSF/ANSI Approved Components |
| External Testing Certification | Tested by third party laboratory |
| Included Components | Waterdrop RF15-UF Under sink Water Filter Replacement ×1 |
| Item Dimensions D x W x H | 9.1D x 9.1W x 38.1H Centimeters |
| Manufacturer | Waterdrop |
| Manufacturer Part Number | C-WD-RF15-UF |
| Material | NSF/ANSI Approved Components |
| Model number | WD-RF15-UF |
| Number of Items | 1 |
| Product Benefits | Removes Lead, Reduces Chlorine, Removes Bacteria, Reduces Sediment |
| Product Dimensions | 9.1D x 9.1W x 38.1H Centimeters |
| Unit Count | 1.0 Count |
J**G
Incredible Customer Service and Warranty Guarantee
I've been using the Waterdrop Ultra Fine filters for about 2-3 years, so after having a one-time issue with a replacement cartridge valve, I turned to their support team where Becky reminded me what amazing customer service is in this day and age! Not only did she help me to quickly validate my previous orders, and thank me for my preemptive self-troubleshooting, she quickly both refunded me for a replacement I had purchased preemptively AND sent me an extra filter for good measure! I am extremely satisfied with the build quality, quick setup and replacement, fresh taste of filtered water, strong pressure flow, and their reliable warranty service and proactively support – will be sure to get more of my friends using Waterdrop products.
T**Y
Clean Water, Easy Install, and Excellent Customer Support!
This Waterdrop replacement filter is top quality — crystal-clear water with noticeably improved taste and no odors. I’ve been using the Waterdrop under sink system for over a year now, and this cartridge is a breeze to install. Took me less than 2 minutes to swap out the old one. What really impressed me is their customer support. I had a quick question about compatibility and reached out — they responded within an hour and were incredibly helpful and polite. It’s rare to find such fast and efficient service these days! The filter lasts a long time (up to 16,000 gallons), and I feel confident knowing it removes lead, chlorine, and other impurities without affecting water pressure. Highly recommend if you value clean, safe water and responsive support when you need it!
V**C
Satisfecho
Recomendable Hasta ahora después de un mes me siento satisfecho
M**D
ممتاز
جودة عالية
J**I
Good quality product and exceptional customer service
We started using Waterdrop under the sink water filter system 5 years ago. Compared with the old pitcher system, the Waterdrop system produces equal or even better tasting water and more importantly it significantly reduces the need for filter replacement. Both my RF-15 and the first RF-15UF lasted over 24 months for a family of three, though the second RF-15UF had a water flow reduction issue after 10 months of use. But when I reached out to the the customer service of Waterdrop regarding the issue, I was pleasantly surprised by the exceptional quality of care demonstrated by Kimberly, who handled my inquiry. Not only did I get a response right away, ensuring me to resolve the issue, but she also asked questions about our system and the products we have used. After a couple of email exchanges, Kimberly proposed a solution, which would not only address the current issue we have but also help us decide what filter to use in the future through comparing different filters. Her professionalism and thoughtfulness is greatly appreciated. I have installed the new filter and it is working great.
Trustpilot
1 month ago
1 week ago