Ultrafiltration Under Sink Water Filter System Waterdrop TSU-W Ultrafiltration Under Sink Water Filter System Waterdrop TSU-W
Ultrafiltration Under Sink Water Filter System Waterdrop TSU-W
Ultrafiltration Under Sink Water Filter System Waterdrop TSU-W
Ultrafiltration Under Sink Water Filter System Waterdrop TSU-W
Ultrafiltration Under Sink Water Filter System Waterdrop TSU-W
Ultrafiltration Under Sink Water Filter System Waterdrop TSU-W
Ultrafiltration Under Sink Water Filter System Waterdrop TSU-W
Ultrafiltration Under Sink Water Filter System Waterdrop TSU-W
Ultrafiltration Under Sink Water Filter System Waterdrop TSU-W
Ultrafiltration Under Sink Water Filter System Waterdrop TSU-W
Ultrafiltration Under Sink Water Filter System Waterdrop TSU-W

Ultrafiltration Under Sink Water Filter System Waterdrop TSU-W

Model:WD-TSU-W
Regular price
$139.99 $189.99
Sale price $189.99 Regular price
$50 OFF CODE:
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  • Key Feature
    • [0.01 μm Ultra Filtration Membrane] The 0.01-micron uf membrane of this ultra-filtration undersink filtration system reduces 99.99% chlorine and effectively adsorb lead, fluoride, heavy metals, VOCs, and much more. This system is not designed for TDS removal.
    • [Integrated Waterway] Waterdrop ultra-filtration undersink filtration system adopts the cutting edge integrated waterway to prevent water leakage, which allows you to replace the filters without cutting off the water supply and produces prime-quality purified water with zero waste-water.
    • [Smart Indicating System] Smart indicating system allows you to check water quality and working mode with a glance. The electronic indicators on the front panel will notify you when to replace the filters by changing the color.
    • [Easy Installation] Waterdrop ultra-filtration undersink filtration system is an innovative, all-in-one intelligent water purification system. In just a few minutes, the ultrafiltration inline filtration system can be installed completely.
    • [Model] Same as WD-TSU-B, but in a different color. Click here to compare our undersink filtration systems.
  • Related Blog
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Shipping policy

Shipping rates and delivery estimates


Shipping Method

Estimated Delivery Time

Costs

Economy Shipping

4-10 Business Days

Free

Standard Shipping

3-6 Business Days

$5.99(Free on order over $200)

Express Shipping

2-5 Business Days

$12.99


* Shipping charges for your order will be calculated and displayed at checkout.

* The Delivery Time is calculated based on the shipping date, not the order date. The actual shipping date can be delayed due to invalid shipping address, weekends/holidays, etc.


Handling Time:

We need 24h to 48h to prepare your order, most of the packages will be shipped out within 24 hours except weekends and holidays.


Track your order

Once your order is shipped, you will receive an email from us containing the tracking information. Tracking information is also available in your "Order Details" page.


Shipping areas

The products can be delivered to the most of states in United States except American Samoa, Micronesia, Guam, Marshall Islands, Northern Mariana Islands, Palau, Puerto Rico and U.S. Virgin Islands.


International shipping

We are sorry that the international shipping service is not supported for the time being.


Shipping Carriers

We work with 4 carriers to make sure your order will arrive on time: UPS, USPS, FedEx and Amazon Logistics US.


Delivery Time Exceeded

Shipping might experience delay due to covid-19. If your order is delayed, please contact us via email service@waterdropfilter.com, we will check the situation with the transportation company in time. Thanks for your understanding and support.

Note: We don't accept requests to specify a certain carrier to deliver the package.


Shipping origin

The package will be shipped from one of our US warehouses closest to your location.

* If you have any questions, you can contact our customer via LiveChat or email to service@waterdropfilter.com, we will reply to you as soon as possible!


Sales Tax

The sales tax will be collected in accordance with U.S. tax laws. Customers whose delivery address within the following states will be charged a certain tax at checkout, and the tax rate is determined by the local government. (AZ, CA, CO, FL, GA, IL, IN, KY, MA, MD, MI, MN, NC, NJ, NV, NY, OH, PA, TX, UT, VA, WA, WI) All taxes collected will be reported and filed to the IRS on time.

30-Day Return ×
No Worries Guarantee

Thank you for shopping at Waterdrop. We appreciate your decision to purchase our products and aim to ensure a rewarding experience throughout your exploration, evaluation, and purchase process.


Order Cancellations:


If you wish to cancel an order, please contact our customer service team.


1. If you contact us within 24 hours of purchase:


Since most orders ship the same day, kindly email us at contact service@waterdropfilter.com or call us at (888)-352-3558 within 24 hours of placing the order. There will be no cancellation fees for standard items canceled before shipment. If the package has already been shipped, we will provide a prepaid label for return, and once we receive the package from you, we will issue a refund.


2. If you contact us after 24 hours of purchase:


  • In such cases, you will need to bear the shipping fee if the package is already shipped (subject to our system status, not the order status).
  • The product must be damage-free, packed in the original packaging we sent to you, and returned with the original receipt of purchase.
  • We will process your refund after receiving the package.

30-day Risk-free Return Policy:


  • You are eligible to return any item* within 30 days of receipt.
  • All returned items must be disassembled and repackaged as they were originally received.
  • The 30-day risk-free return policy applies to all item*.
  • No restocking fee will be charged, but customers are responsible for the return shipping cost. We will cover the return postage expenses in the case of any return requests related to a quality issue.
  • Please note that the 30-day risk-free return policy is only valid for orders* within the continental United States.


Return after 30 Days of Receipt:


  • You may still return any item after 30 days of receipt.
  • In this case, customers are responsible for the return shipping cost. The total cost of shipping will be deducted from your refund.
  • All returned items must be disassembled and repackaged as they were originally received.
  • A 10% restocking fee will be applied to all returned products. However, in the event of any return requests related to a quality issue, we offer free returns or replacement with a new product.


1-year Warranty:


Enjoy peace of mind and confidence in your purchase with our 1-year warranty, backed by lifetime technical support.


If you receive a damaged item and wish to file a claim, please email service@waterdropfilter.com with your order information and a picture of the damaged or incorrect product. We are eager to assist you.


For products that become defective during the warranty period due to a quality issue, rather than your own breakage or misuse, we can accept a free return, provide free repair service, or issue a new replacement.


Exchange Policy:


1. Defective Products:


If you receive a product with quality issues or damages, please contact our customer service team within 30 days of receipt. We will provide you with a free exchange service. Please provide order information and photos of the damaged product when contacting our customer service team for better assistance.


2. Non-Quality Issues:


If you wish to exchange a product for non-quality-related reasons, please note the following:


  • The product must be within 30 days of purchase and unused.
  • The product must be returned in its original packaging, along with the original purchase receipt.
  • You will be responsible for the re-shipping costs.
  • Please note that the exchange policy is only applicable to orders made on the official waterdropfilter.com.

How to Return a Product?


If you would like to return a product, please follow these guidelines:


Step 1: Contact our customer service team before returning a product. We will respond with return instructions within 24 hours.


How to contact us:

Email: service@waterdropfilter.com

Toll-free Tel: (888)-352-3558


Step 2: Prepare the package after receiving confirmation from the customer service team, and please note the following requirements:


  • Include the order number in the package. You can print out the order detail page or leave a note inside the package.
  • Ensure the package contains the original receipt of purchase.
  • Return the product in the original packaging we provided.
  • The product must be damage-free (this does not apply to defective products, as damage will void the refund).

Step 3: Contact our customer service and provide your return tracking number. We will track the package and process your refund within 5 working days after receiving and inspecting the package.


General Information for All Returns:


1. Defective Products:

If you receive a product with quality issues or damages, please contact our customer service team. we provide free returns, replacement with a new product, and comprehensive technical support.


2. Non-Quality Issues:


  • You are responsible for shipping the products to the return address provided.
  • Returned items will undergo inspection before issuing a refund.
  • Refunds will be processed within 5 working days after the item has been inspected, and it may take 4-7 days to be reflected in your credit card statement.
  • We highly recommend using a traceable and insurable shipping method for your return. We are not responsible for returns lost or damaged in transit, and you will need to file a shipping claim.
  • Please note that orders made via 3rd-party sellers, including Amazon, are not eligible for our return policy.
  • All returned items must be disassembled and repackaged as they were originally received. Items returned in a condition other than "like new" will be subject to a 10% restocking fee to cover repairs or part replacement. The restocking fee will be deducted from your refund.

Return Address:


Ecolife Technologies, Inc.

1951 S Lynx Pl,

Ontario, CA 91761

United States

Tel: 888-352-3558


Price Match Policy:


At Waterdrop, we highly value our customers' shopping experience. That's why we offer a 30-day price match guarantee. If you happen to notice a price reduction on the item you purchased at waterdropfilter.com within 30 days of your purchase, you are eligible to claim a price-match refund. To request a refund, please contact us at service@waterdropfilter.com. We are here to assist you promptly.


Note: This Waterdrop price-change refund policy only applies to items shipped and sold by waterdropfilter.com. If you're buying from a different vendor, you'll need to contact that seller if the price drops.

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Ultrafiltration Under Sink Water Filter System Waterdrop TSU-W

$139.99


Model number
WD-TSU-W / WD-TSU-B
Replacement filter
WD-TSPP / WD-TSUF / WD-TSCT
Power Specification 
4.5V AA battery * 3
System Size (L*W*H)
 14.81” * 4.68” * 13.97”
Feed Water Temperature
41-100 °F / 5-38 °C
Feed Water Pressure
 14.5-87 psi / 0.1-0.6 MPa
Waterdrop Under-Sink Ultra Filtration System achieves great filtration performance. The innovative filter design allows the system to reduce contaminants while retaining beneficial minerals, providing healthier and safer water for you and your loved ones. With the superior Waterdrop ultrafiltration membrane, the system delivers excellent filtration performance. With a pore size of 0.01 micron, the ultrafiltration membrane can reduce harmful substances. Aside from the PP filter for large impurity removal, the carbon block filter improves the taste and odor, ensuring delicious, safe drinking water. The system does not require an undersink electricity supply, which means you do not have to worry about your power supply under the kitchen cabinet. Therefore, you can drink clean and safe purified water even in emergencies like a power blackout. Unlike other water filtration systems that generate a lot of waste water, this ultra-filtration water filter system produces prime-quality purified water with zero waste water.
wd-product-g3p800-overview
Outstanding Filtration
Three Types Filter
Lifespan Reminder
Easy For Any Tasks
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Certification
Easy to Replace
Saving Space
0 Leakage
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What is the rated input water pressure of the ultrafiltration water filter system?
The input pressure is rated for 14.5-87 psi / 0.1-0.6 MPa.
What is the feedwater temperature of this ultra-filtration undersink filtration system?
The feed water temperature of this ultra-filtration undersink filtration system is 41-100℉/ 5-38℃.
How to install the ultra-filtration undersink filtration system?
Step 1: Install the feed water adapter.
Step 2: Install the faucet.
Step 3: Install the batteries and place the system.
Step 4: Connect tubing.
Step 5: Start up the system.
You can get a detailed instruction and a user manual on the product page.
What size of the hole do I need to drill for the faucet of this ultrafiltration system?
It's recommended to drill a hole of 1". If there's a reserved hole for the soap dispenser on your countertop, you could use that to install this faucet directly.
Besides, we have included a sticker in the package, which could be used as a reference while drilling the hole.
How often do I need to change the filter?
The PP filter has a 6-month lifespan; the UF filter has a 24-month lifespan, and the CT filter has a 12-month lifespan. This ultrafiltration water system has smart filter life indicators on the panel that will remind you to replace the filter.
Does the ultra-filtration undersink filtration system produce waste-water?
Unlike other water filtration systems that generate a lot of waste-water, Waterdrop ultrafiltration inline filtration system produces prime-quality purified water with zero waste water. Waterdrop understands how valuable water in the fresh tank is, and we are dedicated to delivering purified water that is socially equitable, environmentally sustainable, and economically beneficial.
Does the ultrafiltration undersink water filter system require a wall plug?
The ultrafiltration water system does not require an undersink electricity supply, which means you do not have to worry about your power supply under the kitchen cabinet. The only thing you need is three 4.5V AA batteries. Therefore, you can drink clean and safe purified water even in emergencies like a power blackout.
Do I need plumbing services to install the system?
No. Waterdrop ultrafiltration inline filtration system is designed for DIY installation. You can install the system in 30 minutes. Simply refer to the instruction manual and instructional videos, or contact us by email, phone, or live chat.
What does this ultra-filtration undersink filtration system remove?
This 0.01-micron ultrafiltration membrane can reduce harmful substances larger than 0.01-micron. Including 99.99% of chlorine, odor, and effectively adsorb lead, chloramine, fluoride, heavy metals, VOCs. Besides, this system is not designed for TDS removal, It will retain minerals such as potassium, calcium, sodium, and magnesium, which are beneficial for your health.
How does ultrafiltration membrane work?
UF membrane uses standard home water pressure to push water through a semipermeable membrane and reduce any contaminants. Unlike reverse osmosis, ultrafiltration retains minerals in the water, while filtering out bacteria, viruses, and parasites.
What is the difference between filtration and ultrafiltration?
The main difference between filtration and ultrafiltration is the pore size of the membrane. With each different filtration process, a variety of elements get either blocked or pass through with the water. The 0.01-micron uf membrane of Waterdrop ultra-filtration undersink filtration system reduces 99.99% chlorine and effectively adsorb lead, chloramine, fluoride, heavy metals, VOCs, and much more.
What are the differences between this ultrafiltration system(TSU) and the dual carbon system(TSC)?
The main difference between TSC and TSU are:
Filtration accuracy: TSU 0.01μm / TSC 0.5μm
Different filter: TSC: 3 filters, PP+CS+CT / TSU: 3 filters, PP+UF+CT
The TSU can reduce the bacteria from the source water while the TSC cannot.
What is the difference between ultrafiltration and reverse osmosis?
The ultrafiltration water filter system uses a hollow fiber membrane to stop solid debris and microscopic contaminants. Ultrafiltration is a filter system, while reverse osmosis is a process where molecules are separated. Waterdrop also provides a reverse osmosis water filter system if you need it.

TSU Ultrafiltration System

TSC Filtration System

G3 RO Filtration System

Replacement Filters TSPP/TSUF/TSCT TSPP/TSCS/TSCT N1CF/N2RO/N3CB
Micron Rating 0.01μm 0.5μm 0.0001μm
Removable Substances Most of chlorine, taste and odor, lead, fluoride, heavy metals, VOCs and much more Most of chlorine, odor, lead, mercury, fluoride, arsenic Most contaminants including fluoride, TDS, limescale, bacteria, viruses and heavy metals
Gallons Per Minute 0.6 GPM 0.6 GPM 0.27 GPM
Upgrade Filter Material Ultra-Filtration membrane × Reverse osmosis (RO) membrane
Reduce TDS × ×
Dedicated Faucet Ordinary faucet Ordinary faucet Smart faucet
CF filter
TSPP Filter Replacement for TSU-W 3-Stage Ultra-Filtration Under Sink Water Filter System
  • Compatible with Waterdrop WD-TSU filtration system
  • 6 Months Lifetime WD-TSUF Filter for Ultra Filtration System
26.99
Total price: $26.99
Total price: $26.99
WD-G3-N3CB Filter
TSCT Filter Replacement for TSU-W 3-Stage Ultra-Filtration Under Sink Water Filter System
  • Compatible with Waterdrop WD-TSU filtration system
  • 12 Months Lifetime WD-TSUF Filter for Ultra Filtration System
29.99
Total price: $29.99
Total price: $29.99
WD-G3P800-N2RO Filter
TSUF Filter Replacement for TSU-W 3-Stage Ultra-Filtration Under Sink Water Filter System
  • Compatible with Waterdrop WD-TSU filtration system
  • 24 Months Lifetime WD-TSUF Filter for Ultra Filtration System
37.99
Total price: $37.99
Total price: $37.99