Waterdrop - A2 Countertop RO System Extra WD-A2RF Water Filter - Black
Related Item
About This Item
- General
- Brand: Waterdrop
- Model Number: WD-A2-RFSET
- Product Name: Waterdrop A2 Countertop RO System Extra WD-A2RF Water Filter
- Color: Black
- Dimensions
- Product Height: 19.29 inches (The out of box height of the item. Height is measured as the vertical distance from the bottom of the item to the top as it would be primarily used or placed.)
- Product Width: 11.42 inches (The out of box width of the item. Width is measured as the horizontal distance from one side of the item to the other as it would be primarily used or placed.)
- Product Length: 21.93 inches (The out of box length of the item. Length is measured as the longest dimension of the item.)
- Product Weight: 22.05 pounds (The out of box weight of the item.)
- Material
- Material: Plastic
- Chemical Disclosures: Free of PFAS, PFOA, lead, and cadmium (The disclosure of Per- and Polyfluorinated Substances (PFAS) and/or other chemicals.)
- Features
- Filter Type: Reverse osmosis, Carbon
- Filter Life: 12 mo
- Removes: Chlorine, Aluminum, Contaminants, Dissolved metals, Fungi, Hydrogen sulfide, Lead, Sediment, Silt
- NSF Listed: true (Meets the National Sanitation Foundation's standards for public health protection.)
- Number of Stages: 5
- Number of Filters Included: 1
- Capacity: 21 quarts
- Filter Indicator Light(s): true
- Carry Handle(s): true
- Flip-Top Lid: false
- Warranty
- Warranty - Parts: 1 year manufacturer warranty
- Warranty - Labor: not applicable
- Other
- UPC: 6922350632653
The Waterdrop WD-A2 is a countertop reverse osmosis system with 5-stage filtration and a 0.0001μm RO membrane that reduces TDS, PFAS, chlorine, fluoride, arsenic, lead, and more for safe, pure water. Offering both hot and cold options with six adjustable temperature settings from 59℉ to 203℉ and five water volumes, it meets diverse daily needs with instant performance. Its portable 40oz pure water pitcher and no-installation design make it convenient for kitchens, offices, living rooms, or RVs. With a 3:1 pure-to-drain ratio, smart touch control, and filter life reminders, this system provides efficient, eco-friendly hydration while saving water and reducing bottled water waste.
- 𝟓-𝐬𝐭𝐚𝐠𝐞 𝐅𝐢𝐥𝐭𝐫𝐚𝐭𝐢𝐨𝐧: Waterdrop reverse osmosis water filter has a 0.0001μm RO membrane to reduce TDS, PFOA, PFOS, Chlorine, Fluoride, Arsenic, Lead Nitrate, Chromium-VI, Copper, Sediment, Salt and more, providing healthy water for you
- 𝐄𝐟𝐟𝐢𝐜𝐢𝐞𝐧𝐭 & 𝐒𝐦𝐚𝐫𝐭: This reverse osmosis system's composite filter is designed to be easy to replace and less costly. Its 3:1 Pure to Drain saves 1200% water and plastic bottled water. Also, it has an intelligent screen for filter life reminders to ensure your water quality
- 𝐏𝐨𝐫𝐭𝐚𝐛𝐥𝐞 𝐭𝐨 𝐔𝐬𝐞: This reverse osmosis water filter can fit any countertop without installation, from the kitchen, and living room to the office, or even RVs. Its 40oz portable pure water pitcher makes hydration simple and convenient wherever you need it
- 𝐅𝐚𝐯𝐨𝐮𝐫𝐢𝐭𝐞 𝐌𝐨𝐝𝐞 𝐒𝐞𝐭𝐭𝐢𝐧𝐠:: With its smart touch control screen, this hot & cold Countertop Reverse Osmosis Water Filter can memorize and set your water hobbies. You can choose from adjustable 6 temperature options and 5 water volumes with simplicity at your fingertips
- 𝐈𝐧𝐬𝐭𝐚𝐧𝐭 𝐇𝐨𝐭 & 𝐂𝐨𝐥𝐝: This countertop reverse osmosis system could be adjusted from 59℉ to 203℉ making you get the desired water temperature more easily. It's pure hot and cold in one design, and it meets all your water needs with instant filtration performance
Whats Included
- Pure Water Tank*1, Countertop RO System, A2RF Water Filter, Feed Water Tank
Product Manuals
Disclaimers
- 0
Reviews
Rating 4 out of 5 stars with 1 review
Customer Images
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Compare similar products

The Waterdrop WD-A2 is a countertop reverse osmosis system with 5-stage filtration and a 0.0001μm RO membrane that reduces TDS, PFAS, chlorine, fluoride, arsenic, lead, and more for safe, pure water. Offering both hot and cold options with six adjustable temperature settings from 59℉ to 203℉ and five water volumes, it meets diverse daily needs with instant performance. Its portable 40oz pure water pitcher and no-installation design make it convenient for kitchens, offices, living rooms, or RVs. With a 3:1 pure-to-drain ratio, smart touch control, and filter life reminders, this system provides efficient, eco-friendly hydration while saving water and reducing bottled water waste.

The Waterdrop WD-A2 is a countertop reverse osmosis system with 5-stage filtration and a 0.0001μm RO membrane that reduces TDS, PFAS, chlorine, fluoride, arsenic, lead, and more for safe, pure water. Offering both hot and cold options with six adjustable temperature settings from 59℉ to 203℉ and five water volumes, it meets diverse daily needs with instant performance. Its portable 40oz pure water pitcher and no-installation design make it convenient for kitchens, offices, living rooms, or RVs. With a 3:1 pure-to-drain ratio, smart touch control, and filter life reminders, this system provides efficient, eco-friendly hydration while saving water and reducing bottled water waste.

The Hydrofast C100 Countertop RO Water Purifier provides instant chilled 50°F (10°C) water with a 6-stage filtration system, including UV sterilization, that removes 99.9% of contaminants. The side-mounted 1.06-gallon tank is easy to refill, and the system requires no installation—just plug in and use. With a 3:1 pure-to-waste ratio, the C100 produces up to 528 gallons of purified water annually. BPA-free and low maintenance, it offers clean, safe water with a simple filter replacement.

The Waterdrop G3P800 is a tankless under sink reverse osmosis system delivering 800 GPD fast flow with a 3:1 pure-to-drain ratio, certified by NSF/ANSI 42, 53, 58, and 372 for safety and performance. Featuring 10-stage filtration tested by SGS, it effectively reduces TDS, PFAS, fluoride, heavy metals, salts, and other contaminants while providing a cup of purified water in just 5 seconds. Its smart faucet displays TDS levels and water quality at a glance, with a long-lasting LED light that activates automatically with water flow. With a stylish, space-saving design, the G3P800 consistently produces clean, safe water for large families without the need for a storage tank.
| Pros for Waterdrop - A2 Countertop RO System Extra WD-A2RF Water Filter - Black | |||
|---|---|---|---|
| There were no pros for this product— | There were no pros for this product— | Ease of Use, Water Quality | There were no pros for this product— |



























































