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Product guide

Waterdrop WD-17UA Under-Sink Water Filter

Waterdrop WD-17UA is an under-sink filter system for buyers seeking reduced chlorine, lead and PFAS/PFOA/PFOS alongside retained minerals. The listing advertises a long service life, but its stated gallon capacities conflict, so treat the duration as a claim to verify rather than a settled specification.

At a glance

  • The manufacturer describes reductions for chlorine, lead, sediment, rust, VOCs and PFAS/PFOA/PFOS. It says chlorine reduction was tested against NSF/ANSI 42 and lead reduction against NSF/ANSI 53.
  • Push-to-connect fittings and a twist-and-lock replacement design are intended to simplify installation and filter changes.
  • Designed for a cold-water supply and requires at least 21.5 inches of vertical under-sink space.
Price
$84.99Save 38%

Reference price: $135.99

Price checked: Nov 14, 2026

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Often bought together

Pros and cons

Pros

  • Retains beneficial minerals rather than aiming to reduce total dissolved solids, according to the listing.
  • Includes a 3/8-inch hose and a 3/8-to-1/2-inch converter fitting for stated connection options.
  • The claimed maximum flow rate is 0.75 gpm at 60 psi.

Technical specifications

13 specifications
Identity and installation
BrandWaterdrop
ModelWD-17UA
Installation typeUnder Sink
Power configurationNo
Filtration and flow
Purification methodRemove iṁpurities, retain beneficial minerals
Maximum flow rate0.75 gpm
Maximum supported TDS700
Listed filter life cycle3 years
Listed capacity19000 gallons
Temperature range, lower35 °F
Temperature rating, upper100 °F
Materials and dimensions
Material listedNSF/ANSI Approved Material Components
Dimensions listed9.9L x 9.1W x 48.5H centimetres

What to know before buying

  • Connect only to cold water. The manufacturer says compatible faucets need a 1/2-inch or 3/8-inch female NPT thread, asks buyers needing a female threaded connector to contact it before purchase, and requires at least 21.5 inches of vertical clearance.
  • The listing notes that activated carbon is made from natural coconut shells and advises buyers with a coconut allergy to confirm suitability.
  • The listing says a TDS meter may not show a reduction because beneficial dissolved minerals are retained. Its stated TDS maximum is not a measure of contaminant removal.

Listing details to confirm

The listing gives conflicting capacity and service-life claims: 19,000 gallons and 3 years in specifications, versus up to 24,000 gallons or 36 months with municipal water in feature text. It also lists two differing dimension formats, and package information says “Faucet” while the explicit included-components list does not identify a separate faucet. Confirm capacity, dimensions and what the selected listing includes before buying.

What’s in the box

Included
  • Filter system ×1
  • Hoses ×2
  • 3/8-inch–1/2-inch converter set ×1
  • Mounting screws ×1
  • Teflon tape ×1

Who is it for?

A good fit for

  • Households wanting an under-sink filter intended to reduce chlorine, lead and PFAS/PFOA/PFOS while retaining minerals.
  • Buyers with a cold-water line, compatible threaded connections and enough vertical cabinet clearance.

Less suited to

  • Anyone needing hot-water filtration, a system that lowers TDS, or a separately confirmed faucet in the package.
  • Buyers who cannot verify the claimed capacity or need an assured filter replacement interval.
Waterdrop WD-17UA Under-Sink Water Filter · photo 2
Additional product photo 2

Customer reviews on Amazon

4.5 / 5 · 1,213 ratings
  • 5 stars75%75%
  • 4 stars15%15%
  • 3 stars3%3%
  • 2 stars2%2%
  • 1 star5%5%

Customer feedback describes installation as easy and reports better-tasting, odourless water, with positive comments about value. Experiences are mixed on filter life, water quality and flow. That variation matters for a system whose stated flow is 0.75 gpm and whose listing gives conflicting capacity claims. Aggregate ratings are mostly favourable, but ratings alone do not explain individual outcomes.

Positive themes

  • Customers commonly describe installation as easy and water taste as improved.
  • Feedback also mentions odourless water and satisfaction with the purchase.

Mixed feedback

  • Customer experiences vary on filter life, water quality and water flow.

Frequently asked questions

Does the Waterdrop WD-17UA reduce TDS?

The listing says it retains beneficial minerals and that a TDS meter may therefore show little or no reduction. It is not presented as a TDS-reducing system.

How long does the filter last?

The details list 3 years and 19,000 gallons, while feature text claims up to 36 months or 24,000 gallons when used with municipal water. Those capacity figures conflict, so confirm the applicable claim before purchase.

What connections and space are needed?

The manufacturer describes compatibility with 3/8-inch or 1/2-inch female NPT faucet threads, a converter fitting and cold-water-only installation. It states that at least 21.5 inches of vertical under-sink space is required.

Waterdrop WD-17UA Under-Sink Water Filter · photo 3
Additional product photo 3

Alternative options

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