Waterdrop G3P800 Reverse Osmosis System, 800 GPD Fast Flow, NSF/ANSI 42 & 53 & 58 & 372 Certified, 3:1 Pure to Drain, Tankless Under Sink RO Water Filter System, LED Purifier, Smart FaucetClimatePartner certified
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Waterdrop G3P800 Reverse Osmosis System, 800 GPD Fast Flow, NSF/ANSI 42 & 53 & 58 & 372 Certified, 3:1 Pure to Drain, Tankless Under Sink RO Water Filter System, LED Purifier, Smart FaucetClimatePartner certified

4.5/5
Product ID: 373466899
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Details

  • Brand
    Waterdrop
  • Special Feature
    NSF/ANSI 800
  • Product Dimensions
    18.12"L x x
  • Package Information
    Can
  • Installation Type
    Under Sink
  • Power Source
    Corded
Smart LED faucet with TDS monitor
💧800 GPD ultra-fast flow
🔬10-stage advanced filtration

Description

💧 Drink smarter, live cleaner — the future of water is here.

  • SLEEK SMART - Modern under-sink design with a smart LED faucet that shows water quality at a glance.
  • PURE WATER NO WAIT - Tankless design delivers fresh water instantly, no bulky tank needed.
  • ECO SMART EFFICIENCY - 3:1 pure to drain ratio minimizes water waste, saving resources and your conscience.
  • NEXT LEVEL FILTRATION - 10-stage RO system removes PFAS, heavy metals, fluoride, and more for pristine purity.
  • CERTIFIED PEACE OF MIND - NSF/ANSI 42, 53, 58 & 372 certifications guarantee lead-free, contaminant-free hydration.

The Waterdrop G3P800 is a tankless under-sink reverse osmosis system delivering an impressive 800 gallons per day with a 3:1 pure to drain ratio. Certified by NSF/ANSI standards 42, 53, 58, and 372, it features a 10-stage filtration process that effectively removes contaminants including PFAS, heavy metals, and fluoride. Its smart LED faucet provides real-time water quality monitoring, while the sleek, space-saving design ensures instant access to pure water without the wait or waste.

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Specifications

BrandWaterdrop
Special FeatureNSF/ANSI 42&53&58&372 Certified, 800 GPD high capacity, 3:1 pure to drain ratio, 10-stage RO filtration, Smart faucet, LED function, Stylish look, Tankless design, Tankless
Product Dimensions18.12"L x 5.67"W x 17.72"H
Package InformationCan
Installation TypeUnder Sink
Power SourceCorded Electric
Item Weight16.4 Kilograms
Model Nameg3p800
Lower Temperature Rating104 Degrees Fahrenheit
Upper Temperature Rating203 Degrees Fahrenheit
Global Trade Identification Number06922350611795
ManufacturerWaterdrop
Part NumberWD-G3P800-W
Item Weight36.1 pounds
Item model numberWD-G3P800-W
Size800 GPD
ColorWhite
Voltage220 Volts
Item Package Quantity1
CertificationCe, Ipamo Nsf/Ansi Standard 42 & 58 & 372 Certified, Fcc, Ukca
Special FeaturesNSF/ANSI 42&53&58&372 Certified, 800 GPD high capacity, 3:1 pure to drain ratio, 10-stage RO filtration, Smart faucet, LED function, Stylish look, Tankless design, Tankless
Batteries Included?No
Batteries Required?No
Warranty Description1 Year Manufacturer and Seller Combination

Have a Question? See What Others Asked

Does this unit come with mineral filter? can this unit raise ph level or need special filter? would be helpful to also see links to filters. thank you
Hello, which reverse osmosis system will you guys recommend ‎, wd-g3p800-w vs. wd-kj600?
The RO filter is very wobbly when I use it and water leaks from the bottom of the filter.
I want to install this at a sink next to a bathtub so that i can (slowly) fill the bathtub. can i use it that way? will it handle it?

Reviews

4.5

All from verified purchases

E**R

Customer Service saves the day!

Synopsis:This unit was purchased during the Black Friday Sale period.The system was perfectly packaged, it would have been difficult to damage the kit.I am using it in a house that has well water and a 3 20" filter system, no softener.I did not have an outlet under the sink and the hole for the dispenser faucet was a 1.5" hole.Chronological Event:And it all went well at install except the UV-C sterilizer light. It had a leak issue on the top port. Being that Waterdrop recommended that the unit be mounted close to the faucet it was very hard to handle the leak. I disconnected the hoses with a handy nylon brush that had a partial hang loop the size of the hose and fitting. It was a key that made disassembly easy versus struggling to push down with your fingers while trying to pull the hose at the same time. I called WD customer support and did not reach anyone at this time, so I left a message and my phone number (Saturday).So, after the second attempt at using the UV sanitizer and it was still leaking, so I took it apart (it unscrews) and tried to see if a seal was out of place. DO NOT TRY TO OPEN THIS...this is factory sealed, and I wrecked it by breaking a silicone seal and disconnecting the power leads. Since I broke the unit, I went and connected the main unit to the faucet...it worked fine less the UV-C sanitizing light. The faucet itself was about 1/16" larger than the hole and I was able to center it with no gap showingOn Monday WD (Pieter) calls back and I was happening to be working from home. Pieter was trying to be helpful, and I explained the issue of the leak and how I broke the UV-C light trying to fix the leak. At first, he didn't understand that "I" broke the light trying to fix the leak. After explaining it again he understood and asked that I send a picture to him via email. I gave him my email and he sent a message at which point I found the broken unit (glad I did not throw it away, yet) and took a picture sending it to him.Next day, I got a message from Krystal saying a replacement unit was sent and was provided a tracking number. Wow...thank you very much and I thanked her. All she asked in return was for a "positive" Amazon review (so here it is!).I then had a thought about the new one and the potential for it to leak too. So, I sent another email asking why the unit had to be so close to the faucet and they replied:"Hi,Thank you for your valuable feedback.Our professional technical support team has reviewed your inquiry and suggests suspending the UV lamp in the air to prevent it from getting wet in case of moisture or leaks in the cabinet.It is advisable not to place the UV lamp directly on the ground.If you have any other questions, please feel free to contact us by replying to this email.Kind RegardsKrystalCustomer Service Rep"Well, simple...I am going to hang the unit under the sink (cable clips, adhesive...) after I flow test it and then when the unit needs to be serviced/replaced in the future, I will have easy access.So, after the initial issues and my damaging the UV-C unit...WD comes through and helps me out (over a few days)...thank you WD!

L**.

Excellent Customer Service – Thank You, Krystal!

I recently had an issue with my Waterdrop filter system (purchased on Amazon) after a sink flood caused water damage to the power cord. I tried replacing the cord with a third-party option, which partially worked, but the filter kept going into flushing mode—likely due to a voltage mismatch.I reached out to Waterdrop support, and while the initial troubleshooting process was a bit back and forth (they even asked for a video to better understand the issue), I genuinely appreciated their efforts to diagnose the problem thoroughly.What really stood out, though, was the customer service I received from Krystal. Whether or not she was the one helping me the whole time, she was definitely the one who stepped in and made the biggest difference. She arranged for a FREE replacement power cord to be sent to me—something I was more than willing to pay for—just to ensure my filter would function properly again.Krystal was kind, responsive, and clearly cared about making things right. She turned a frustrating situation into a positive one, and that level of support is rare these days. Thank you, Krystal!

H**N

Company with excellent after-sales service

Our family used to use a water server. We are all happy that we switched to water drop's water purifier this time and are now able to drink surprisingly good-tasting water easily. And we no longer have to change heavy water bottles.After changing the filter for the third time, the water quality was not as good as usual, so we contacted water drop's customer service. Krystal, who was in charge, followed the appropriate instructions and was able to resolve the issue to our satisfaction. We found this company to be excellent with generous after-sales support. I highly recommend them to anyone considering purchasing a compact home water purifier!

H**E

Wonderful water!

We replaced an RO system that we’ve had for years that had a tank. We are thrilled to now have continuous ro water with this new system. We can fill pots of water without running out. Easy to install. Good instructions. The water tastes amazing. Flow rate is good. We’re not sure why the water tastes better with the new system but it absolutely does. Only had it in a couple weeks. Hope it keeps going great.

C**L

So far, so good

I had an issue with the faucet on my waterdrop and the customer service team quickly pinpointed the issue and sent me a new faucet. Other than this one issue the system has been fantastic and the water quality is very noticeable compared to the unfiltered tap water. I would absolutely recommend to anyone that wants a straightforward RO system that is easy to install and easy to upkeep and swap out filters. Thanks Doreen for your help!

Common Questions

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Sneha T.

Received my product in pristine condition. Great service overall.

1 month ago

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

1 day ago

Vikram D.

The MOLLE sheath is of exceptional quality. Very happy with my purchase.

2 weeks ago

Waterdrop G3p800 Reverse Osmosis System 800 Gpd Fast Flow Nsf | Desertcart Martinique