--- product_id: 700288204 title: "Waterdrop P1 Under Sink PP Water Filter, Replacement for TST-UF Ultra-Filtration Under Sink Water Filter System, 1 Pack" brand: "waterdrop" price: "NT$3198" currency: TWD in_stock: true reviews_count: 5 category: "Waterdrop" url: https://www.desertcart.tw/products/700288204-waterdrop-p1-under-sink-pp-water-filter-replacement-for-tst store_origin: TW region: Taiwan --- # 6-8 months filter lifespan 1.59 GPM ultra-high flow rate Recyclable housing reduces waste Waterdrop P1 Under Sink PP Water Filter, Replacement for TST-UF Ultra-Filtration Under Sink Water Filter System, 1 Pack **Brand:** waterdrop **Price:** NT$3198 **Availability:** โœ… In Stock ## Summary > ๐Ÿ’ง Elevate your hydration game with ultra-fast, eco-conscious filtration! ## Quick Answers - **What is this?** Waterdrop P1 Under Sink PP Water Filter, Replacement for TST-UF Ultra-Filtration Under Sink Water Filter System, 1 Pack by waterdrop - **How much does it cost?** NT$3198 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/700288204-waterdrop-p1-under-sink-pp-water-filter-replacement-for-tst) ## 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 - โ€ข **Consistent Flow:** Fill an 8oz glass in just 2.3 secondsโ€”never wait for hydration again. - โ€ข **Effortless Purity:** Quick-swap design lets you replace filters in secondsโ€”no plumber needed. - โ€ข **Sustainably Smart:** Eco-friendly recyclable housing supports your green lifestyle while cutting pollution. - โ€ข **Powerful Filtration:** Blocks rust, sand, and large particles to deliver crisp, clean water every time. - โ€ข **Trusted Compatibility:** Seamlessly fits Waterdrop WD-TST-UF systems for hassle-free upgrades. ## Overview The Waterdrop P1 Under Sink PP Water Filter is a high-performance replacement cartridge compatible with Waterdrop WD-TST-UF systems. Featuring a durable PP cotton filter, it reduces sediment like rust and sand while maintaining a rapid 1.59 GPM flow rate. Designed for easy installation and lasting 6-8 months, its recyclable housing supports sustainable living without compromising water quality. ## Description 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 experience by enhancing water quality and contributing to a healthier future.Waterdrop Under-Sink Ultra Filtration System achieves great filtration performance. The innovative filter design allows the system to remove contaminants while retaining beneficial minerals, providing healthier and safer water for you and your loved ones.Together with The Water Project, we have invested in better sanitation in schools in Africa to support better futures for children. Every time you buy one filter, one child will get a one-day supply of clean water. Thousands of students and families have benefited from this project, enjoying clean and safe water. Review: If you have water drop filler, this is the replacement part as described. Arrived properly packed and works as expected. Review: I've been using the waterdrop for a couple of years now! The actual unit is Stainless steel and very tough. Installation is quite easy as this is an under sink model. I use it at the kitchen sink. It does a great job of filtering water. It does a fantastic job of filtering the nasties and leaves the water with a great taste. They last quite a while with no leaks or issues. ## Features - ใ€๐‚๐จ๐ฆ๐ฉ๐š๐ญ๐ข๐›๐ข๐ฅ๐ข๐ญ๐ฒใ€‘The under sink replacement PP water filter is compatible with Waterdrop WD-TST-UF stainless steel under sink water filter. - ใ€๐…๐ข๐ซ๐ฌ๐ญ ๐ฅ๐ข๐ง๐ž ๐จ๐Ÿ ๐Ÿ๐ข๐ฅ๐ญ๐ซ๐š๐ญ๐ข๐จ๐งใ€‘Under sink replacement PP water filter reduces rust, sand, large particles, and other harmful substances, thereby purifying your water right from the start. - ใ€๐‘๐ž๐œ๐ฒ๐œ๐ฅ๐š๐›๐ฅ๐ž ๐ก๐จ๐ฎ๐ฌ๐ข๐ง๐ ใ€‘The under sink replacement water filtration system housing can be recycled, which helps to prevent environmental pollution. The inner PP filter can last 6-8 months, which may vary according to local water quality. This does not only eliminate the need for frequent replacements but also save money and efforts. - ใ€๐„๐š๐ฌ๐ฒ ๐ซ๐ž๐ฉ๐ฅ๐š๐œ๐ž๐ฆ๐ž๐ง๐ญใ€‘You can quickly complete the replacement by unscrewing the external housing and changing the internal filter. - ใ€๐‘๐š๐ฉ๐ข๐ ๐š๐ง๐ ๐œ๐จ๐ง๐ฌ๐ข๐ฌ๐ญ๐ž๐ง๐ญ ๐Ÿ๐ฅ๐จ๐ฐ ๐ซ๐š๐ญ๐žใ€‘The flow rate can be as high as 1.59 GPM, and you can fill a 8oz cup of water in 2.3 seconds. The ultra-high flow rate also ensures stability. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0D91M9322 | | Brand Name | Waterdrop | | Customer Reviews | 4.7 4.7 out of 5 stars (33) | | External Testing Certification | tested by third party laboratory against NSF/ANSI standard | | Included Components | 1 filter | | Item Dimensions D x W x H | 7.8D x 7.5W x 26.6H centimeters | | Item Type Name | Replacement filter | | Item Weight | 0.35 Pounds | | Manufacturer | Waterdrop | | Manufacturer Part Number | WD-P1 | | Material Type | PP cotton | | Model Number | WD-P1 | | Number of Items | 1 | | Product Benefits | Reduces Sediment | | Unit Count | 1.0 Count | ## Product Details - **External testing certification:** tested by third party laboratory against NSF/ANSI standard - **Item weight:** 0.35 Pounds - **Material:** PP cotton - **Product benefits:** Reduces Sediment - **Product dimensions:** 7.8D x 7.5W x 26.6H centimeters ## Images ![Waterdrop P1 Under Sink PP Water Filter, Replacement for TST-UF Ultra-Filtration Under Sink Water Filter System, 1 Pack - Image 1](https://m.media-amazon.com/images/I/61dXqA8BA4L.jpg) ## Customer Reviews ### โญโญโญโญโญ Review *by A***R on 11 January 2026* If you have water drop filler, this is the replacement part as described. Arrived properly packed and works as expected. ### โญโญโญโญโญ Review *by R***E on 18 January 2026* I've been using the waterdrop for a couple of years now! The actual unit is Stainless steel and very tough. Installation is quite easy as this is an under sink model. I use it at the kitchen sink. It does a great job of filtering water. It does a fantastic job of filtering the nasties and leaves the water with a great taste. They last quite a while with no leaks or issues. ### โญโญโญโญโญ Review *by E***S on 22 December 2025* Great --- ## Why Shop on Desertcart? - ๐Ÿ›’ **Trusted by 1.3+ Million Shoppers** โ€” Serving international shoppers since 2016 - ๐ŸŒ **Shop Globally** โ€” Access 737+ million products across 21 categories - ๐Ÿ’ฐ **No Hidden Fees** โ€” All customs, duties, and taxes included in the price - ๐Ÿ”„ **15-Day Free Returns** โ€” Hassle-free returns (30 days for PRO members) - ๐Ÿ”’ **Secure Payments** โ€” Trusted payment options with buyer protection - โญ **TrustPilot Rated 4.5/5** โ€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tw/products/700288204-waterdrop-p1-under-sink-pp-water-filter-replacement-for-tst](https://www.desertcart.tw/products/700288204-waterdrop-p1-under-sink-pp-water-filter-replacement-for-tst) --- *Product available on Desertcart Taiwan* *Store origin: TW* *Last updated: 2026-07-10*