Waterdrop A2 WD-A2 Hot and Cold Countertop Reverse Osmosis System

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Product guide

Waterdrop A2 WD-A2 Hot and Cold Countertop Reverse Osmosis System

The Waterdrop A2 WD-A2 is a countertop reverse osmosis system combining hot, cold and room-temperature dispensing with a portable 1.1-litre water tank. Its touch controls offer six temperature options and five water volumes, while the listing also describes filter-life reminders and real-time TDS monitoring.

At a glance

Countertop format is described as requiring no installation, with a portable 1.1-litre pure-water tank.
Touch controls provide six temperature options, five dispensing volumes and a favourite-mode setting.
Listing claims a 3:1 pure-to-drain ratio and a screen with real-time TDS monitoring and filter-life reminders.
The five-stage filtration claim lists an RO membrane, carbon block and PP cotton, and names several substances the system is intended to reduce.

Price

£329.00Save 27%

Reference price: ~~£449.00~~

Price checked: 12 Nov 2026

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Often bought together

Waterdrop A2RF Filter, Replacement for A2 RO System, 12-month Lifetime | Countertop Reverse Osmosis Filter, Enhanced Filtration, Long Filter Lifespan, Easy and Quick Filter Replacement

£69.99

Pros and cons

Pros

Hot, cold and room-temperature dispensing brings several water temperatures into one countertop appliance.
The selectable volumes and memorised favourite settings can make repeated dispensing more convenient.
A portable water tank and no-installation countertop design offer placement flexibility.

Cons

The 1.1-litre tank is modest for households that want to dispense or store larger quantities at once.
The listing's claimed filtration, temperature and water-use figures are manufacturer claims rather than independently verified performance.

Technical specifications

13 specifications

Identity
Brand	Waterdrop
Model	WD-A2

Design and filtration
Installation type	Countertop
Purification method	Reverse Osmosis
Listed material	Reverse Osmosis Membrane & Carbon Block & PP Cotton
Capacity	1.1 litres
Maximum supported water TDS level	2000

Temperature
Lower temperature rating	10 Degrees Celsius
Upper temperature rating	95 Degrees Celsius

Controls and operation
Temperature options	6 temperature options
Water volume options	5 water volumes
Pure-to-drain ratio	3:1 Pure to Drain

Filtration claims
RO membrane pore size	0.0001μm

What to know before buying

Listing details to confirm

Listing details are inconsistent: one feature describes adjustable temperatures from 15℃ to 95℃, while another says cold water can reach 10℃ in a lab and the specification gives a lower rating of 10 Degrees Celsius. Confirm which temperatures apply during normal use. The listing also calls the filtration five-stage while other copy describes a composite filter, and its 3:1 claim is accompanied by an unsupported-sounding water-saving percentage. Treat these as listing claims, not settled performance measurements.

Who is it for?

A good fit for

People wanting a countertop RO system with hot, cold and room-temperature dispensing without plumbing installation.
Small households or workspaces where a 1.1-litre tank and selectable dispensing volumes are suitable.

Less suited to

Households needing a large reservoir or high-volume water storage.
Buyers who require independently confirmed filtration results or a single, clearly stated normal-use temperature range.

Waterdrop A2 WD-A2 Hot and Cold Countertop Reverse Osmosis System · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.1 / 5 · 234 ratings

5 stars66%66%
4 stars10%10%
3 stars5%5%
2 stars6%6%
1 star13%13%

Customer feedback praises perceived water quality, taste and ease of use, while reports on temperature control, functionality and value are mixed. Some customers describe the cold water favourably but call the hot-water function average, and the feedback includes reports of units stopping after two months as well as doubts about effectiveness. These differing experiences matter for a system whose main appeal is combined chilled and heated dispensing, particularly since the listing's temperature details are inconsistent.

Positive themes

Customer feedback describes the system as easy to use and praises the taste and clarity of the water.

Negative themes

Some customers question its effectiveness, and the feedback includes reports of the product stopping after two months.

Mixed feedback

Temperature feedback is mixed, with cold water praised by some while hot-water performance is described as average.
Feedback on functionality and value differs, with some satisfied and others disappointed.

Frequently asked questions

Does the Waterdrop A2 need plumbing installation?

The listing describes it as a countertop system that can be used without installation. It also specifies a portable 1.1-litre pure-water tank.

What temperatures does the A2 dispense?

The listing describes hot, cold and room-temperature water and a range up to 95 Degrees Celsius. Its cold-temperature details conflict, so confirm the temperatures available in normal use before buying.

How many temperature and volume settings are offered?

The feature listing states six temperature options and five water volumes, with a touch screen and a favourite-mode setting.

What does the filtration claim cover?

The listing describes five-stage filtration with a 0.0001μm RO membrane and claims reduction of several contaminants. These are manufacturer claims, not independently verified results.