G3 RO Filtration System & Ultrafiltration Water Filter | Double Pure Water

Brushed Nickel Faucet, RO and ultrafiltration membrane, giving you double pure and safe water.
Regular price $499.99
Sale price $499.99 Regular price
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Estimated Delivery Time


Economy Shipping

4-10 Business Days


Standard Shipping

3-6 Business Days

$5.99(Free on order over $200)

Express Shipping

2-5 Business Days


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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.

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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.

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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.

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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.

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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!

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Thanks for shopping at Waterdrop. We appreciate the fact that you like to buy the stuff we build. We also want to make sure you have a rewarding experience while you're exploring, evaluating, and purchasing our products.


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

If you contact us within 24 hours of purchase:

We can cancel the order for you at no additional cost. The cancellation may take up to 3 days, thank you for your patience and understanding.

If the package is already shipped, we will issue a prepaid label and return your payment after we have received the package from you.

If you contact us after 24 hours of purchase:

You need to bear the return fee if the package is already shipped (depends on our system, not the order status).

The product has to be damage-free, packed in the packaging we sent to you, and with the original receipt of the purchase.

We will return your payment after we have received the package from you.

There are times when we may not have the product(s) that you choose in-stock or may face some issues with our inventory and quality check. In such cases, we may have to cancel your order. You will be intimated about it in advance so that you do not have to worry unnecessarily about your order.

Return Policy

We accept return reasons including defective, no longer needed, change mind, not as described, etc.

If you want to return the item without any quality issue, you need to bear the return fee yourself and pay 20% of the original order as a restocking fee. We will cover the return postage for return requests regarding quality issue.

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together with your order information and the picture of the damaged / incorrect product. We are eager to help.

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

Step 1: contact the customer service team before return a product, we will reply you with return tips within 24 hours.

How to contact:

Email: service@waterdropfilter.com

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

Step 2: prepare package after you get confirmation from customer service team, please be noted the following requirements:

• The order number needs to be included in the package. You can print out the order detail page or leave a note in the package.

• The package needs to come back with the original receipt of the purchase.

• The product has to be in the packaging we sent in the first place.

• The product has to be damage-free (not applicable for defective products), damage on the product will void the refund.

Step 3: Please contact our customer service and send your return tracking number. We will track the package, and refund your money within 5 working days after we receive and check the package .

Return Window

We offer a 30-day return guarantee. Warranty will begin from the date the product is received. If a product grows defective during the warranty period due to a quality issue rather than your own breakage or misuse, we can accept a return, provide free repair service, or issue a new replacement.

Return address:

Ecolife Technologies, Inc.

17910 Ajax Circle

City of Industry, CA 91748

United States

Tel: 888-352-3558

Refund Policy

After receiving your request or your packages, it may take up 1-7 business days to refund your money. (Unfortunately, due to current situations and the COVID-19, your refund may require an additional 3-5 days to process. Thank you for your patience and understanding.)

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G3 RO Filtration System & Ultrafiltration Water Filter | Double Pure Water

Regular price $499.99
Sale price $499.99 Regular price

Model number:
RO system size:
18.06*5.68*17.76 inches
Feed water pressure:
14.5-87 psi/0.1-0.6 MPa
Feed water temperature:
Feed water requirement:
Municipal tap water
Max daily production rate:
400 GPD
Power specification:
Input 110-240V AC, 2.5A
Rated frequency:
50/60 Hz
Model number:
Operating temperature:
Flow rate:
0.75 gpm/2.83 lpm
Working pressure:
10-100 psi/0.7-6.8 bar
Filter capacity:
up to 11,000 gallons
Feed water requirement:
Municipal tap water
If water quality is something you are very demanding about, you should look into the Waterdrop G3 tankless reverse osmosis system and single-stage filter. They are the best choice and are very powerful for you and your family. The G3 RO 7-stage deep filtration system and a single-stage filter will give you fresh, pure water every time.

About The Waterdrop G3

Waterdrop g3 reverse osmosis system comes with a 7-stage filtration with a filter membrane with different materials to capture and block impurities and remove chlorine, foul tastes, and odors. This system also captures rust, solids, and other impurities. Your family deserves water that is safe and clean to keep them healthy. Waterdrop G3 RO reduces scales, heavy metals, chloramines, bacteria, viruses, TDS, and other harmful pollutants. The filter is a carbon block made of high-quality coconut shell to greatly improve the taste of your water. The MNR35 single-stage filter will filter out harmful elements but keep beneficial elements including potassium, calcium, sodium, and magnesium. These are elements that are great for the human body and ensure you will enjoy fresh, healthy drinking water every single day.
Not only will this unit ensure your vegetables, as well as your dishes, are free of contaminants. You and your family will be protected in many excellent ways.

The Waterdrop Single-Stage Water Filter

This unit is constructed of lead-free materials. Lead is a toxic chemical that comes from pipes in your home. Drinking water that is contaminated with lead is very bad for your overall health. Once absorbed into your body, the lead will be released into other areas of your body. It will enter your bones and teeth and cause softening of your bones and possible tooth loss.
Guaranteed, their products are made of 100% lead-free materials to protect yourself, your family, and friends.


The G3 tankless reverse osmosis system and single-stage filter can be installed in a matter of minutes. The G3 RO machine can be installed in 30 minutes and it only takes three seconds to change the core. The single-stage filter connects to the cold water supply system. The filter can be locked firmly by twisting the operation.

How to install the under sink water filter system combination of waterdrop G3 and 10UA?

The G3 RO under sink system can be installed in 30 minutes and the single-stage filter installation takes only 3 minutes. You will have a user manual with very clear instructions for installation and you can watch a video on installation to guide you through the process.

What is a reverse osmosis system and how does it work?

The RO or reverse osmosis is a water treatment procedure that will remove contaminants from water by applying pressure to force water molecules through the semipermeable membrane. Contaminants are pushed out and flushed away, leaving only clean, tasty drinking water.
This is why any home should have an under sink RO water filter. The water is safer for hydrating, cooking, and preparing beverages. The RO procedure will reduce potential contaminants and the water is better than water found in most single plastic water bottles.
Waterdrop tankless reverse osmosis system is perfect for removing numerous contaminants from your water. It might be the perfect solution when you experience high levels of certain contaminants that will be economically removed. It has been suggested a complete house reverse osmosis is the best solution for any contaminants.

Do you need reverse osmosis with well water?

Yes, the Waterdrop reverse osmosis system is excellent for treating well water. If you install this system, you will enjoy pure, clean water free of viruses, bacteria, iron, nitrates, chloride, and idle microorganisms. It's achieved using the core of the RO purification procedure. The membrane only passes the particles that are no larger than water molecules and only blocks damaging particles giving you the very purest water. Treat your well water with a pre-filter before using reverse osmosis because particles in well water can block and damage the RO system.

How do I change my under sink RO water filter?

It's actually very easy. Just pull and remove the expired water filter and then insert a new filter.

How often do you change under sink RO water filter?

The CB filter will last for 12 months. The CF filter lasts 6 months, and the RO filter lasts for 24 months. The filter should be changed according to the recommended lifespan.

How often to change an under sink water filter?

The under sink water filter will give you 8,000 gallons of water, protecting you for 12 months. It will depend on local water quality.

Are under sink water filters easy to install?

The installation will not take more than 3 minutes with its twist-and-pull design.

What does a Waterdrop G3 reverse osmosis system remove?

The Waterdrop G3 reverse osmosis system will remove chemical contaminants including metal ions, aqueous salt including sodium, chloride, copper, chromium, and lead. It can also reduce arsenic, fluoride, radium, sulfate, calcium, potassium, nitrate, magnesium, and phosphorous.

Does reverse osmosis remove bacteria?

Yes, because the bacteria are larger than the pores in the reverse osmosis membrane, they will be removed via reverse osmosis (i.e., they will not be able to pass through).
Tap water contains various bacteria, impurities and heavy metals which are invisible.
Can you really use it at ease?
Pure Water In All Aspects Of Life
We'll provide you with water purification solution for both drinking or other use.
You'll get purified water from two faucets. Water from one faucet passing double-stage filtration is completely pure, and water from another faucet passing single-stage filter retains premium minerals. All your needs will be satisfied for daily drinking or cooking.
Meet Dual Needs For Drinking & Daily Use
Drinking water is purified by tankless reverse osmosis system and single-stage water filter. Enjoy purity in your first sip. Water for washing vegetables, fruits or cooking is purified by single-stage water filter. Ensure water safety from source.
Multiple Certifications Assure Top Quality
Waterdrop tankless reverse osmosis system is tested and certified against NSF/ANSI standard 58 for 91.9% TDS reduction and NSF/ANSI standard 372 for lead-free materials.
Single-stage under sink water filter system adopts premium lead-free materials, which are fully certified by the WQA against NSF 372 standard. BPA-free materials are also ensured. Effective chlorine reduction is certified against NSF 42 standard by the WQA.
System is tested and certified by NSF International against NSF/ANSI Standard 58 for the reduction of TDS, and against NSF/ANSI 372 (≤0.25% lead).
Deliver Healthy Water With Highly-Precise Filtration
Single-stage under sink water filter system reduces rust, sediments and other impurities in water while retaining trace elements like potassium, calcium, sodium and magnesium. We give the best care for your health.
7-stage filtration delivered by Waterdrop reverse osmosis eliminates chlorine, TDS, water scale, heavy metals and other contaminants, restoring truly pure water drops.
Smart Design
Monitor water quality all day long. Smart screen displays real-time water quality.
Unique faucet indicates filter lifespan, reminding you of replacing filter timely. Enjoy pure water always.
Quick Replacement Experience
The RO water system under sink and single-stage water filter feature twist to replace design. The convenient and easy replacement takes only 3 seconds all by yourself!
G3 RO Filtration System

G3 RO Filtration System

G3P800 RO Filtration System

G3P800 RO Filtration System

D6 RO Filtration System

D6 RO Filtration System


D4 RO Filtration System

G2P600 RO Filtration System

G2P600 RO Filtration System

G2MNR RO Filtration System

G2MNR RO Filtration System

Need Installation
Beneficial Minerals × × × × ×
Flow Rate 400 GPD 800 GPD 600 GPD 400 GPD 600 GPD 400 GPD
Pure to Drain Rate
Drain ratio stands for the ratio of wastewater and purified water dispensed by a RO system. For example, the 3:1 drain ratio means it uses up a gallon of wastewater for every 3 gallons of pure water you get.

Pure to Drain Rate Pure to Drain Rate Pure to Drain Rate Pure to Drain Rate Pure to Drain Rate Pure to Drain Rate
Faucet Smart faucet Smart faucet Smart faucet Ordinary faucet Ordinary faucet Ordinary faucet
Display Filter lifespan & TDS Filter lifespan & TDS Filter lifespan & TDS Filter lifespan Filter lifespan Filter lifespan
Self-clean × ×
Holiday mode × × ×
Electricity Required
Filter Cartridges WD-G3-N1CF







Noise(≤) 65dB 65dB 55dB 55dB 55dB 55dB
Filter Lifespan CF-6 Mths
CB-12 Mths
RO-24 Mths
CF-6 Mths
CB-12 Mths
RO-24 Mths
12 Mths 12 Mths CF-12 Mths
P6MRO-24 Mths
MNR-12 Mths
CF-12 Mths
MRO-24 Mths
Dimensions (inch) 18.11*5.67*17.72 18.11*5.67*17.72 15.98*5.98*11.97 16.02*6.22*12.44 17.32*5.91*13.9 17.32*5.91*13.9




Filtration Media PP Cotton and Cotton Block Reverse Osmosis Membrane Activated Carbon Block
Filter Lifespan 6 months or 550 gallons 24 months or 2,200 gallons 12 months or 1,100 gallons
Size (Diameter * Height) 3.3"*12.1" 4.3"*15" 2.6"*12.1"
Compatible Model WD-G3-W WD-G3-W WD-G3-W
CF filter
CF Filter for Waterdrop G3P800 & G3 Reverse Osmosis System
  • Pre-sediment and carbon block. Superior 3-in-1 composite filter.
  • Provides up to 6 months or 550 gallons of clean water.
  • Simple replacement: Takes only 3 seconds and just a twist to change the filter.
Total price: $29.99
Total price: $29.99
WD-G3-N3CB Filter
WD-G3-N3CB Filter for waterdrop G3P800 & G3 Reverse Osmosis System
  • Superior coconut shell activated carbon block with a smaller pore size.
  • Provides up to 12 months or 1,100 gallons of clean water.
  • 3-second replacement: Takes only a twist to change the filter.
Total price: $29.99
Total price: $29.99
WD-G3P800-N2RO Filter
WD-G3-N2RO Filter for Waterdrop G3 Reverse Osmosis System | 400GPD
  • 3-second replacement: Takes only a twist to change the filter.
  • Provides up to 24 months or 2,200 gallons of clean water.
  • Tested and certified by NSF International against NSF/ANSI standard 58. The TDS reduce rate is certified to exceed 90%.
Total price: $89.99
Total price: $89.99
Remineralization Filter
Remineralization Filter for All Series Waterdrop Reverse Osmosis Systems-Waterdrop MNR35
  • An excellent add-on Remineralization filter adopts 18 natural materials to restore minerals.
  • Saves 8300 single-used bottles and $12600 spent on bottled mineral water.
  • Compatible with RO water system, undersink filtration systems and refrigerator.
Total price: $29.99
Total price: $29.99
CF & CB Filters and Remineralization Filter
Waterdrop G3P800 RO System Replacement Filters, 2-YEAR COMBO
  • The water filter kit provides up to 2-year of clean water for your family.
  • Pack of 4 CF filters, 2 CB filters, and 1 RO filter.
  • It could help you save money by purchasing 2-Year Combo Replacement Filters in one kit together rather than individually.
Total price: $269.93
Total price: $269.93