- [10-Stage filtration] Tested by official third-party laboratory (SGS), through 10-Stage filtration, G3P800 can effectively reduce PFAS, fluoride, heavy metals like lead, chromium, arsenic, iron, radium and calcium, salts like nitrate and chloride as well as large particles through 9-stage filtration. Our RO system can reduce toxic chemicals such as vinyl chloride, ethylhexyl acrylate, isobutylene, ethylene glycol, and monobutyl ether, according to the reverse osmosis membrane technical manual.
- [Trusted Certification] Waterdrop reverses osmosis system is certified against NSF/ANSI Standard 58 for TDS reduction and NSF 372 certified for lead-free material. See WD-G3P800 RO system test results for more.
- [Advanced LED light] The new tech LED chip effectively reduces up to 99.9% of bacteria and viruses. The new LED material we adapted is harm-free compared to mercury UV sterilizer. It works only when water passes, saving more energy.
- [Save more water] This RO system adopts advanced water dispensing technology, saving 12 times more water than traditional RO system. It uses up just a cup of wastewater for every three cups of filtered water produced.
- [Waterdrop G3P800 RO systems water filter kit] The water filter kit comes with 6 Filters (3 CF filters, 2 CB filter, and 1 RO filter), which include filters inside the system already.
- [Kind Notice] We do not recommend using well water as a source for our RO systems.





- Enjoy clean water with this under sink reverse osmosis system. Clear instructions mean no professional needed—do it yourself and save extra cost. Its compact design frees up to 70% undersink space, making your kitchen looks bigger. Perfect for your home!

- Waterdrop tankless reverse osmosis system offers a higher water capacity (800 gallons per day), thereby meeting demands of a big family for pure water without waiting.

- Experience purity with our reverse osmosis filter, featuring a UV sterilization lamp that reduce 99.9% of bacteria, ensuring clean, safe, and refreshing drinking water at your command. It's an easy, reliable way to protect your family's health.
- Waterdrop G3P800 reverse osmosis is equipped with a smart faucet, by which you can get the TDS level and water quality at a glance. The lifespan of uv sterilizing lamp is up to 50 years.

- Experience the ease of filter replacement with this ro water system. Innovatively designed for swift changes with automatic water shut-off technology, it ensures convenience and no need for tools—a hassle-free upgrade in your water filtration journey.
- By an advanced water dispensing technology, this under sink ro system produces just a cup of wastewater for every three cups of filtered water produced. It's more eco-friendly to save 1200% water source.


- Our commitment to reducing plastic waste for a cleaner world, fighting plastic pollution. Embrace a greener lifestyle with our eco-friendly tankless reverse osmosis system.



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Customer rating | ||||||
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Price | ||||||
Flow Rate And a cup of water has a volume of 6oz |
800 GPD Fill a cup in 5s |
1200 GPD Fill a cup in 3s |
1600 GPD Fill a cup in 2s |
800 GPD Fill a cup in 5s |
600 GPD Fill a cup in 7s |
600 GPD Fill a cup in 7s |
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.
|
3:1 | 3:1 | 3:1 | 2:1 | 2:1 | 2:1 |
Alkaline Mineralization | × Alkaline mineralization requires the additional MNR35 filter (sold separately) |
√ | √ | × | × Alkaline mineralization requires the additional MNR35 filter (sold separately) |
× Alkaline mineralization requires the additional MNR35 filter (sold separately) |
Filtration Stages | 10 Stages | 11 Stages | 11 Stages | 9 Stages | 8 Stages | 5 Stages |
UV sterilizer | √ | √ | √ | × | × | × |
Dispensing Option | Ambient Water | Ambient Water | Ambient Water | Ambient Water | Ambient Water | Instant Hot Water Ambient Wate |
Filter Lifespan |
CF 6
Mths CB 12 Mths G3P800-RO 24 Mths |
F1A
12 Mths F2 6Mths X12-F3 24 Mths |
F1A
12 Mths F2 6Mths X16-F3 24 Mths |
F1G
12 Mths F2 6Mths X8-F3 24 Mths |
CF
6 Mths CB 12 Mths G3P600-RO 24 Mths |
KJF
12 Mths |
Replacement Cost | $0.14 per gallon | $0.15 per gallon | $0.16 per gallon | $0.14 per gallon | $0.13 per gallon | $0.07 per gallon |
Faucet | Smart Display Faucet TDS & filter life monitor |
Digital Control Faucet TDS & filter life monitor Adjustable water volumes |
Digital Control Faucet TDS & filter life monitor Adjustable water volumes |
Smart Display Faucet TDS & filter life monitor |
Smart Display Faucet TDS & filter life monitor |
Smart Display Faucet TDS & filter life monitor Temperature adjustment |
Dimensions (inch) | 18.12*5.67*17.72 | 18.2*6.25*16.72 | 18.2*6.25*16.72 | 18.2*6.25*16.72 | 18.11*5.67*17.73 | 6.7*17.5*16.6 |
Item weight | 36lb | 36.92lb | 36.92lb | 36.3lb | 32.4lb | 31.9lb |

X 1 Set

(CB:WD-G3-N3CB)
X 1

carbon block filter
(CF:WD-G3-N1CF)
X 1

Membrane filter
(RO:WD-G3P800-N2RO)
X 1

X 1 set

X 1 set

3/8”-1/2”
X 1 set

X 60”

X 5

X 1

X 1 set

X 60”

X 60”

X 1 Set
What kind of harmful substances does the Waterdrop G3P800 water filter remove?
Is UV sterilize necessary for reverse osmosis system?
Do I need to replace the UV lamp regularly?
Dose Waterdrop G3P800 RO system waste a lot of water?
Can Waterdrop G3P800 RO system be used for commercial?
Is the Waterdrop G3P800 reverse osmosis pump noisy?
Do I need plumbing services to install the reverse osmosis system?
Is this reverse osmosis water filter system unit suitable for well water?
Can I use our own faucet?

- 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.

- 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.

- Breakthrough water-saving technology achieves 3:1 low drain ratio.
- Replace filter in 3 seconds only, saving time and effort.
- The recommended replacement cycle is no more than 24 months.

- 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.

- Waterdrop WD-G3P800-W Replacement Filters 1-Year Combo.
- Pack of 2 WD-G3-N1CF Filters and 1 WD-G3-N3CB Filter.
- It could help you save money by purchasing two CF filters and one CB filter in one kit together rather than individually.

- The water filter kit provides up to 1-year of clean water for your family.
- Pack of 2 CF Filters, 1 CB Filter, and 1 Remineralization Filter.
- It could help you save money by purchasing 1-Year Combo Replacement Filters in one kit together rather than individually.
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