Model number
WD-10UB
WD-15UB
WD-17UB
Product dimensions
WD-10UB: 3.6"*3.85"*12.3"
WD-15UB: 3.6"*3.85"*16.7"
WD-17UB: 3.6"*3.85"*19.1"
Replacement filter
WD-RF10/15/17
Operating temperature
2-38℃/35-100℉
Materials
System cover: BPA-free plastic
Faucet: metal
Filter: Polyester membrane Activated carbon block KDF
Item weight
WD-10UB: 3.74 lb
WD-15UB: 4.07 lb
WD-17UB: 4.64 lb
Color
Black
Included components
Waterdrop Undersink Water Filtration System ×1
1/4" PE tubing ×1
SS 304 faucet and connect fitting ×1
3/8"- 1/2" Convertor set and feed water adapter ×1
Teflon tape ×1

but efficient design
- The compact design saves a significant amount of under-sink space and creates more room for storage.
installation
- Easy installation takes only
3minutes.
- Replacing the filter also takes only
3seconds.
- The push-to-connect fittings make installation easier, saving you time and effort.


- This under counter water filtration system comes with a lead-free brushed stainless steel faucet designed to provide safe filtered water. You can install the new faucet into the original faucet hole or drill a 1⅜” hole for it.
- The dedicated faucet and your original faucet will separate the filtered water from unfiltered water, which meets different daily water needs.



- With a filtration accuracy of 0.5μm, this under-sink water purification system reduces the contaminants such as chlorine, taste and odor, sediment, rust, and other heavy metals, which is tested by the third-party laboratory. You don’t have to worry about the safety of the filtered water. [2]
- The under counter water filter system also retains minerals that are essential to your body, such as potassium, calcium, sodium, and magnesium. Enjoy fresh, healthy water with Waterdrop.
- Filtration capacity up to:
- 8,000 gallons
- 16,000 gallons
- 24,000 gallons
- Waterdrop Undersink Water Filtration System can meet a tap water consumption of 22 gallons a day. [1]


- On average, you’ll spend 10¢ per day for the first year. You’ll pay only 5¢ per day for the filter replacement and your water quality will improve with each passing day.
- Note: Cost varies according to product model.
![]() UA Undersink Filtration System |
![]() UB Undersink Filtration System |
![]() UB-UF Ultra-Filtration System |
![]() UC Undersink Filtration System |
|
Situation | Undersink/RV/Bathroom | Undersink/RV/Bathroom | Undersink/RV/Bathroom | Refrigerator/Icemaker/RV |
---|---|---|---|---|
Upgrade Filter Material | × | × | Adding 0.01 micron ultrafiltration membrane | × |
Removable Substances | Chlorine, heavy metals, chemical pollutants, sediment and other large particles | Chlorine, heavy metals, chemical pollutants, sediment and other large particles | Contaminants larger than 0.01 μm, Chlorine, Taste and Odor, Sediment, Rust, Heavy Metals | Chlorine, heavy metals, chemical pollutants, sediment and other large particles |
Filtration Capacity | 8000/16000/24000 Gallons | 8000/16000/24000 Gallons | 8000/16000/24000 Gallons | 8000/16000/24000 Gallons |
Gallons Per Minute | 0.75 GPM | 0.75 GPM | 0.75 GPM | 0.75 GPM |
Reduce TDS | No | No | No | No |
Retain Beneficial minerals | √ | √ | √ | √ |
Dedicated Faucet | × | √ | √ | × |

- 3.6" * 3.85" * 12.3"
- 8,000 Gallons

- 3.6" * 3.85" * 16.7"
- 16,000 Gallons

- 3.6" * 3.85" * 19.1"
- 24,000 Gallons