Trusted Certifications: The Waterdrop G3P600 reverse osmosis system is NSF/ANSI 58 certified for TDS reduction and NSF/ANSI 372 certified for lead-free materials. It has also been tested and certified against NSF 42 for reducing chlorine, unpleasant taste, and odor. Additionally, this tankless reverse osmosis system complies with FCC regulations and meets EU and UKCA safety standards.
8-Stage Filtration: Tested by an official third-party laboratory (SGS), this reverse osmosis system helps reduce TDS, chromium, PFAS, radium, fluoride, arsenic, iron, calcium, particles, chloride, chlorine, and radioactive substances in tap water. According to the reverse osmosis membrane technical manual, it also reduces chemicals such as vinyl chloride, ethylhexyl acrylate, isobutylene, and ethylene glycol.
Smart Display Faucet: The tankless reverse osmosis system features a smart display faucet with a TDS monitor to indicate filtered water quality and a filter life tracker to remind you when a replacement is needed.
High Capacity, 2:1 Low Drain Ratio: This upgraded reverse osmosis system provides up to 600 gallons of filtered water per day. With its efficient design, it generates approximately one cup of wastewater for every two cups of purified water produced. The system delivers a consistent water flow, filling an 8 oz cup in about 8 seconds, making it suitable for drinking and washing vegetables.
Tankless Design: The Waterdrop G3P600 reverse osmosis system features a compact, space-saving design, occupying 70% less under-sink space compared to traditional systems. Filter changes are quick and easy, taking just seconds without the need for tools or moving the unit. (Note: This reverse osmosis system requires an under-sink electrical connection.)
Please verify cabinet dimensions before installation. The product measures 18.12" L x 5.67" W x 17.72" H to ensure proper fit.






Waterdrop G3P600 tankless reverse osmosis system gets one cup of purified water in 8 seconds without waiting.

8x water saving by an advanced water purification technology.

This tankless reverse osmosis system can effectively reduce heavy metals in tap water and improve water quality through 8 stages of filtration.

1. Rotate the used filter counterclockwise, and take it out.
2. Insert a new one, and rotate it clockwise in place.





Tankless design frees up over 7o% of under sink storage space. Unique green solution ensures purity in every drop. Note: Drill 2 holes to install system. One for RO faucet (1"), the other is for drain pipe connection.

This RO system comes with an automatic flushing function, and you can always get clean drinking water when you get home. it is designed to ensure freshness in every sip.