- [Cost-effective upgrade] Compared to the filtration system with single filter, this under counter water filter can reduce more contaminants with more filters and longer service life.
- [Multi-stage deep filtration] The 8-stage water filtration system can effectively reduce over 100 harmful substances including silt, rust, heavy metals, chlorine, fluoride and the like. This system can retain natural minerals, but cannot reduce the TDS.
- [No cracking, no leaking] With sealed and durable under sink water filters, there is no need to change bottom caps and no worries about cracking and leaking.
- [Built to last] The 3 under counter water filters have a lifespan of 6 months, 8-12 months, and 12-18 months, respectively. [1] The 3-stage under counter drinking water filter's long lifespan reduces the burden of purchasing filters every now and then.
- [Effortless installation] The entire installation process takes less than 3 minutes with no plumbing required. The twist-and-lock design allows you to replace each filter in just 3 seconds. Click here to compare our undersink filtration systems.
- [Impressive compatibility] This under sink water filtration system works perfectly with 3/8" and 1/2" cold water tubes.
- [More filters, better taste] This under sink filter system comes with 3 filters and can realize 8-stage deep filtration to reduce PFAS, PFOA/PFOS, residual chlorine, fluorides, heavy metals, silt, rust, cyst, etc. Its KDF materials can effectively reduce heavy metals. Its fluoride reduction resin reduces 97% of fluorides. This filter has passed IAPMO certification to reduce residual chlorine and improve taste, thereby ensuring every drop is pure and healthy. It also can retain minerals, but cannot reduce TDS.
- [No cracking no leaking] With its sealed and durable under sink water filters, there is no need to change bottom caps and no worries about cracking and leaking.
- [Built to last] The 3 under counter water filters have a lifespan of 6 months, 8-12 months, and 12-18 months, respectively. [1] The 3-stage under counter drinking water filter's long lifespan reduces the burden of purchasing filters every now and then.
- [No waste only joy] Get clean, pure, and tasty water directly from your water pipe, without wasting a single drop. Insist your green lifestyle with this 3-stage under the sink filter system in your home.
- [Effortless installation] The entire installation process takes less than 3 minutes with no plumbing required. The twist-and-lock design allows you to replace each filter in just 3 seconds.
- [Impressive compatibility] This under sink water filtration system works perfectly with 3/8" and 1/2" cold water tubes.
3-stage Under Counter Direct Connect Filtration System Waterdrop TSA
Model Number
WD-TSA-10
Feed Water Pressure
10-125 psi
Feed Water Temperature
35-100℉/ 2-38℃
Flow Rate
1 gpm
Filter Capacity
WD-10PP: 6 months
WD-10GC: 8-12 months
WD-10CT: 12-18 months
Is under counter water filter worth to buy?
What is the difference between WD-TSA and WD-TSB ?
What are the differences between WD-TSA / TSB and WD-UA / UB ?
How to install the 3-stage under counter drinking water filter ?
How to replace under counter water filters ?
When to replace the filters of this under sink water filtration system ?
Does the installation of this 3-stage under counter drinking water filter needs any tools or kits ?
What can this under counter water filter remove ?
Can Waterdrop 3-stage under the sink filter system reduce TDS ?
What are the pros of this water filter for sink ?
Why does the water leak after the installation ?








*Information is based on EPA Facts About Actived Carbon Treatment by EPA in 1992
*Information is based on STUDY OF POLYPROPYLENE (PP) CARTRIDGE FILTER CHARACTERISTICS AND DEVELOPMENT OF LIQUID FILTRATION SYSTEM TEST RIG,Jun 2012