--- product_id: 284272732 title: "RF15-UF 0.01 Micron Replacement Filter Cartridge for 15UA/15UB/15UC Under Sink Water Filter, Reduces Lead, Chlorine, Bad Taste & Odor, 19K Gallons High Capacity" brand: "waterdrop" price: "$138.45" currency: USD in_stock: true reviews_count: 7 category: "Waterdrop" url: https://www.desertcart.us/products/284272732-rf15-uf-0-01-micron-replacement-filter-cartridge-for-15ua store_origin: US region: United States of America --- # 0.01 micron filtration precision 19,000 gallons / 2 years lifespan 20X larger filtration area vs clogging RF15-UF 0.01 Micron Replacement Filter Cartridge for 15UA/15UB/15UC Under Sink Water Filter, Reduces Lead, Chlorine, Bad Taste & Odor, 19K Gallons High Capacity **Brand:** waterdrop **Price:** $138.45 **Availability:** ✅ In Stock ## Summary > 💧 Elevate your hydration game with ultra-pure water—because your health deserves the best! ## Quick Answers - **What is this?** RF15-UF 0.01 Micron Replacement Filter Cartridge for 15UA/15UB/15UC Under Sink Water Filter, Reduces Lead, Chlorine, Bad Taste & Odor, 19K Gallons High Capacity by waterdrop - **How much does it cost?** $138.45 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/284272732-rf15-uf-0-01-micron-replacement-filter-cartridge-for-15ua) ## 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 - • **Clog-Resistant Design:** 20X increased filtration surface minimizes clogging and extends filter life - • **Long-Lasting High Capacity:** Delivers up to 19,000 gallons or 2 years of clean water without compromise - • **Ultra-Fine 0.01 Micron Filtration:** Blocks bacteria & heavy metals for pristine water quality - • **Certified Multi-Stage Purification:** NSF/ANSI 42 & 53 tested to reduce lead, chlorine, odor, and sediment - • **Effortless Twist-and-Lock Replacement:** Swap filters in 3 seconds—no tools, no hassle, no downtime ## Overview The Waterdrop RF15-UF Replacement Filter Cartridge offers ultra-fine 0.01 micron filtration with a 20X larger filtration area to reduce lead, chlorine, bacteria, and odors. Compatible with multiple Waterdrop under-sink systems, it provides up to 19,000 gallons or 2 years of purified water. Certified by third-party labs to NSF/ANSI 42 & 53 standards, it features a quick twist-and-lock design for tool-free replacement, ensuring clean, safe water effortlessly. ## Description Your needs, our priority Why do you choose Waterdrop? Established in 2015, Waterdrop has grown to become the most popular and diversified brand in the replacement filter industry. We have a unique global footprint and sell our products in more than 20 countries worldwide. We are dedicated to delivering a sustainable, industry-leading water purification systems by enhancing water quality and contributing to a healthier future. Please note that this Undersink Water Filter cannot reduce TDS. If you need to reduce TDS, the Waterdrop RO System will be an excellent choice. For details, please search ASIN: B07P1XFYJP. TDS stands for total dissolved solids. It is composed of inorganic salts and a small amount of organic matter. This undersink filter cannot lower the TDS value because it reduces harmful substances while retaining minerals such as potassium, calcium, sodium, and magnesium, which are beneficial for your health. Review: ممتاز - جودة عالية Review: Filter does now work properly - 3rd time purchase. I put one more filter on faucet, so I can see the water quality after this Waterfrop filter. 1st and 2nd purchased filters were good. 1 year using still the last fiter was clean. but, this time totally different, after 1 month, the last filter becase very dirty. It means Waterfrop filter does not work properly. ## Features - 【Compatible model】Compatible Replacement Filter for Waterdrop 15UA/15UA-UF under sink water filter system, 15UB/15UB-UF under sink water filter system, 15UC/15UC-UF Inline Water Filter for Refrigerator. 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 year 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 Under sink Water Filtration system uses innovative multistage filtration. Tested by third party laboratory against NSF/ANSI 42 standard, it can reduce chlorine, taste and odor. And it can effectively reduce heavy metals, chemical pσllutant, sediment and other large particles.[2] Tested by third party laboratory against NSF/ANSI 53 standard, it can reduce lead. Enjoy healthy and pure water straight from your tap – no need to buy bottled water anymore! - 【Superior material】 With a filtration accuracy of 0.01 μm, the Ultrafiltration membrane filters out most of baçtёria larger than 0.01 μm. Activated carbon block and other advanced filter media ensure efficient and safe filtration. Specially selected premium materials are lead-free. The BPA-free, lead-free material ensures more reliable use from the inside out. The activated carbon is made from natural coconut shells. Please confirm whether you are allergic to it. - 【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 | |---------------|-------| | ASIN | B085FTK7FV | | Best Sellers Rank | #13,653 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #28 in Under-Sink Water Filters | | Brand | Waterdrop | | Brand Name | Waterdrop | | Compatible Water Purifier Models | Waterdrop WD-15UC-UF | | Customer Reviews | 4.6 out of 5 stars 1,493 Reviews | | EU Spare Part Availability Duration | 2 Years | | External Testing Certification | Tested by third party laboratory | | External testing certification | Tested by third party laboratory | | 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 | Advanced UF membrane | | Material Type | Advanced UF membrane | | Model Number | WD-RF15-UF | | Number of Items | 1 | | Product Benefits | Removes Lead, Reduces Chlorine, Removes Bacteria, Reduces Sediment | | Product benefits | Removes Lead, Reduces Chlorine, Removes Bacteria, Reduces Sediment | | Product dimensions | 9.1D x 9.1W x 38.1H centimeters | | Set Name | Waterdrop Under Sink Water Filter Replacement Cartridge Set | | Unit Count | 1 Count | ## Product Details - **Brand:** Waterdrop - **External testing certification:** Tested by third party laboratory - **Material:** Advanced UF membrane - **Product benefits:** Removes Lead, Reduces Chlorine, Removes Bacteria, Reduces Sediment - **Product dimensions:** 9.1D x 9.1W x 38.1H centimeters ## Images ![RF15-UF 0.01 Micron Replacement Filter Cartridge for 15UA/15UB/15UC Under Sink Water Filter, Reduces Lead, Chlorine, Bad Taste & Odor, 19K Gallons High Capacity - Image 1](https://m.media-amazon.com/images/I/51Ded7d-BbL.jpg) ## Questions & Answers **Q: Will the wd rf-15-uf filter fits the 17ub undersink filtration system? (i understand the capacity will be reduced to 1600 gal from 2400 gal.)** A: Dear Customer, Thanks for your interest in our Waterdrop RF15-UF Water Filter. Please be assured that the filter head of WD15UB-UF and the WD-17UB is identical, so the replacement filters for these two systems is interchangeable, which means you can use the RF-15UF filter as the replacement filter for the WD-17UB system. If you need further assistance, please feel free to contact us via email: service@ecolifefilter.com or phone call: 1-888-352-3558 (8:00 AM - 5:00 PM PST, Mon - Fri). We will surely offer you satisfactory solutions. Best Regards Mia Lauren **Q: Are these uf .01 filters nsf certified against all contaminants such as virus , cysts, fluoride, bacteria etc listed under your removable substances ?** A: Dear Customer, Thanks for your interest in our Waterdrop RF15-UF Under Sink Water Filter System. Please be assured that we have got the WQA-NSF 372 certification. Here's the link for your reference: https://www.wqa.org/find-products/ctl/detail/mid/1054/sid/29/keyword/ecopure?cid=hongkong_ecoaqua_co. The testing of our NSF 42 certificate has finished, and the official website is updating the information now. With a filtration accuracy of 0.01 μm, Waterdrop Undersink Water Filtration System can effectively reduce most of the contaminants such as lead, chlorine, taste and odor, sediment, fluoride, rust, arsenic, other heavy metals and harmful substances. Waterdrop reverse osmosis system will be a good solution if you need a system to a higher filtration , please search Asin B07P1XFYJP for more information. 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: How much extra clearance is needed below the filter in order to remove the filter?** A: Hi, Thanks for your interest in our RF15 filter product. It needs 2 inch extra, so 17 inch, 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 Kind Regards Mia Lauren　 Customer Service Rep **Q: Will the wd-rf15 filter fit the wd-rf15-uf, are the connections the same?** A: Dear Customer, Thanks for your interest in our Waterdrop RF15-UF Under Sink Water Filter System. Yes, please rest assured that the WD-RF15 and the WD-RF15-UF are interchangeable, their connections are the same. 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 ## Customer Reviews ### ⭐⭐⭐⭐⭐ ممتاز *by M***D on 1 September 2023* جودة عالية ### ⭐ Filter does now work properly *by J***N on 22 March 2026* 3rd time purchase. I put one more filter on faucet, so I can see the water quality after this Waterfrop filter. 1st and 2nd purchased filters were good. 1 year using still the last fiter was clean. but, this time totally different, after 1 month, the last filter becase very dirty. It means Waterfrop filter does not work properly. ### ⭐⭐⭐⭐⭐ Incredible Customer Service and Warranty Guarantee *by J***G on 28 June 2026* 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. ## Frequently Bought Together - Waterdrop RF15-UF 0.01 Micron Replacement Filter Cartridge For 15UA/15UA-UF/15UB/15UB-UF/15UC/15UC-UF Under Sink Water Filter, Reduces Lead, Chlorine, Bad Taste & Odor, 19K Gallons High Capacity - Waterdrop 15UB-UF 0.01 μm Ultra Filtration Under Sink Water Filter System for Baçtёria Reduction, Reduces Lead, Chlorine, Bad Taste & Odor, 16K Gallons, with Dedicated Brushed Nickel Faucet, USA Tech - Waterdrop 15UA Under Sink Water Filter System, Reduces Lead, Chlorine, Bad Taste & Odor, Under Counter Water Filter Direct Connect to Kitchen Faucet, NSF/ANSI 42 Certified, 16000 Gallons, USA Tech --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/284272732-rf15-uf-0-01-micron-replacement-filter-cartridge-for-15ua](https://www.desertcart.us/products/284272732-rf15-uf-0-01-micron-replacement-filter-cartridge-for-15ua) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-07-25*