# Waterdrop C1S WD-C1S Countertop Reverse Osmosis System

The Waterdrop C1S countertop reverse osmosis system \(WD-C1S\) is a plug-in purifier with a detachable pitcher, touchscreen TDS display and a six-stage filter claim. It is specified for room-temperature water only, and the listing says not to use well water or source water above 500 TDS.

- [Original product page](https://aussiedealscout.top/product/waterdrop-c1s-wd-c1s-countertop-reverse-osmosis-system)
- [View offer](https://aussiedealscout.top/visit/waterdrop-c1s-wd-c1s-countertop-reverse-osmosis-system)
- Market: AU
- Language: en-AU
- Currency: AUD
- Brand: Waterdrop
- Model: WD-C1S
- Category: Home & Kitchen > Kitchen Appliances > Water Purifiers
- Price: 379.22 AUD
- Previous price: 499.00 AUD
- Discount: 24%
- Price checked: 2026-11-12T07:27:56.519Z
- Rating: 4.3 / 5
- Reviews: 38

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Countertop, plug-in operation is described as requiring no plumbing installation.
- Detachable pitcher can be removed for pouring and cleaning.
- Touchscreen is claimed to show TDS readings and filter-life reminders.
- The listing claims reduction of up to 99% of several contaminants, including PFOA, PFOS, lead, chlorine, fluoride, arsenic and TDS. These are manufacturer claims, not independent verification.

## Pros

- No plumbing connection is required according to the listing, which suits renters or users who do not want an under-sink installation.
- The detachable pitcher and five dispensing-volume settings offer more flexible serving and storage than a fixed outlet alone.
- A screen showing TDS and filter-life information may help users monitor readings and replacement timing.

## Cons

- The system only enhances room-temperature water, so it is not intended to dispense chilled or heated water.
- The stated source-water limits exclude well water and water above 500 TDS, restricting suitable water sources.

## Specifications

### Identity
- Brand: Waterdrop
- Model: WD-C1S
### Filtration and operation
- Purification method: Reverse Osmosis
- Claimed filtration stages: 6-Stage RO Filtration
- Power configuration: Corded Electric
- Installation type: Countertop
- Maximum supported source-water TDS: 500
- Pure-to-drain ratio: 3:1 Pure to Drain Ratio
### Dimensions and capacity
- Dimensions listed: 39.7L x 27.7W x 42.8H centimetres
- Capacity: 1.1 Gallons
### Materials
- Material listed: Plastic
### Controls and filter
- Volume dispensing options: 5 adjustable water volume settings
- Filter lifespan claim: up to 12 months

## Before you buy

- The listing says to complete an initial rinse by emptying and refilling the tank when the indicator reaches 50%, then continue until the screen reaches 100%. It also says to remove the screen's black protective film before use.

## In the box

- Water filter (Included)

## A good fit for

- Households wanting countertop reverse osmosis without plumbing work, using eligible source water.
- Users who want a removable pitcher and touchscreen indicators for TDS and filter life.

## Less suited to

- Anyone needing hot or chilled water from the purifier.
- Users relying on well water or source water with TDS above 500.

## Customer feedback

Customer feedback describes satisfaction with purification quality and performance, and mentions clean water, taste and a report of pure water after a short flush. Those comments are relevant to the system's room-temperature reverse-osmosis use, but they do not verify the listed contaminant-reduction claims. The aggregate rating is 4.3 out of 5 from 38 ratings. Ratings alone do not explain individual experiences.
- Positive themes: Feedback mentions water quality and taste positively.
- Positive themes: Customers report satisfaction with performance and say the system meets their needs.

## Frequently asked questions

### Does the Waterdrop C1S need plumbing installation?
The listing describes it as a countertop, plug-in system with no plumbing required.
### Can it produce hot or cold water?
No. The listing states that the WD-C1S enhances room-temperature water only.
### What source water is suitable?
The listing says not to use well water or source water with TDS above 500.
### What does the initial rinse involve?
After powering on, the system auto-rinses. When the indicator shows 50%, empty and refill the tank, then continue rinsing until the screen reaches 100%.

## Alternative options

- [Waterdrop C1RF Filter, Replacement for C1S/C1H RO System, 12-Month Lifetime \| Countertop Reverse Osmosis Filter, Enhanced Filtration, Long Filter Lifespan, Easy and Quick Replacement](https://aussiedealscout.top/visit/waterdrop-c1s-wd-c1s-countertop-reverse-osmosis-system)
- [Costway Countertop Reverse Osmosis Water Filter, 5-Stage RO + PPC Water Filtration System with UV Light, 4:1 Pure to Drain Portable Purifier for Home Kitchen, No Installation Required](https://aussiedealscout.top/visit/waterdrop-c1s-wd-c1s-countertop-reverse-osmosis-system)
- [DREO Reverse Osmosis Water Filter Countertop, RO Filtration System, 3:1 Pure to Drain, TDS & Filter Life & Autofill Pitcher, Installation-Free, Self-Cleaning Water Purifier, RO Water Filter 112 3L](https://aussiedealscout.top/visit/waterdrop-c1s-wd-c1s-countertop-reverse-osmosis-system)
- [Reverse Osmosis Countertop Water Filter ADD5930BK/37 \| RO Water Filtration System Dispenser with Aquaporin Technology, NSF/ANSI 372 Certified, Reduce TDS](https://aussiedealscout.top/visit/waterdrop-c1s-wd-c1s-countertop-reverse-osmosis-system)
- [Waterdrop M6HG Instant Hot Countertop RO Water Filter, \[ Mineral Added \] \| Glass Pitcher, NSF/ANSI 58 Certified, 8-Stage RO Filtration System, Reduce PFAS/TDS, 3:1 Pure to Drain, Hot & Room-Temp Water](https://aussiedealscout.top/visit/waterdrop-c1s-wd-c1s-countertop-reverse-osmosis-system)
- [Cascade WaterBar by H2O \| Space Grey + Extra Filters \| Ambient to 96°C \| Alkaline & Remineralised \| Countertop \| RO](https://aussiedealscout.top/visit/waterdrop-c1s-wd-c1s-countertop-reverse-osmosis-system)
- [Cascade WaterBar by H2O \| Space Grey \| Ambient to 96°C \| Alkaline & Remineralised \| Countertop \| RO](https://aussiedealscout.top/visit/waterdrop-c1s-wd-c1s-countertop-reverse-osmosis-system)
- [Waterdrop WD-A2 Countertop Reverse Osmosis Water Filter System,reduces PFAS \| Hot and Cold RO Water Purifier, Portable Pure Water Tank, Bottleless Water Dispenser, 6 Temperature Settings, BPA Free](https://aussiedealscout.top/visit/waterdrop-c1s-wd-c1s-countertop-reverse-osmosis-system)
- [Philips Pure Mineral Water Station ADD6951BR/79 \| Reverse Osmosis, Aquaporin Inside, Chilled to Boiling, With 92°C Hot Drip for Tea and Coffee brewing](https://aussiedealscout.top/visit/waterdrop-c1s-wd-c1s-countertop-reverse-osmosis-system)
- [Philips Reverse Osmosis Purification RO Filter Cartridge ADD541RO/79 \| Aquaporin Inside, 0.0001 Micron Precision, 2000L Capacity](https://aussiedealscout.top/visit/waterdrop-c1s-wd-c1s-countertop-reverse-osmosis-system)
- [Icecade WaterBar by H2O \| Glacier White \| 5°C to 96°C \| Alkaline & Remineralised \| Perfect Water \| Countertop \| RO](https://aussiedealscout.top/visit/waterdrop-c1s-wd-c1s-countertop-reverse-osmosis-system)
- [Waterdrop ED01W Electric Water Filter Pitcher, 3.6L, White, with 1 Filter \| 200-Gallon Countertop Water Dispenser, NSF/ANSI 401 & 53 & 42 & 372, Reduces 99.6% of Lead and 45+ Impuritie](https://aussiedealscout.top/visit/waterdrop-c1s-wd-c1s-countertop-reverse-osmosis-system)

## Images

![Waterdrop C1S WD-C1S Countertop Reverse Osmosis System — 1](https://aussiedealscout.top/i/3oJ9CIArk0ggbtzBP9tB17YtdJ6p0i7tHqKdx4yvLlKsnhzDMjZU2OsZ5rqJJvafBrImy-mn0In6j05mvuejQRudjoQQNKxlq3RkLJjZb6FjvipCqhNR.jpg)

![Waterdrop C1S WD-C1S Countertop Reverse Osmosis System — 2](https://aussiedealscout.top/i/nH5loywJq8RStx2DC7NTkgJCsB5eOG7UIJJigyc5puA_OO82MQX0OxIjxQG_loBQF0F8m8xE5qreDAonLWr1YgUQvyMGvGkEgNttKxCon5c_x_o-r80k.jpg)

![Waterdrop C1S WD-C1S Countertop Reverse Osmosis System — 3](https://aussiedealscout.top/i/XOU3LnZlsWeHH3MluY4HgkQXN6-3-mYEHHaNtgl_bqBc80eMqSyjEbCQpqIMn_Gj1L4xLVEJguTUHHhBAzb2Q-tlzqQGHs0r05tXu9mh_gBc-TbpSYmY.jpg)

![Waterdrop C1S WD-C1S Countertop Reverse Osmosis System — 4](https://aussiedealscout.top/i/Bf9_GzHFV9pLbzFykDVgrtOUES_vmYaK35DM5P8Zd6DxzguREOkiaWZiIQ6neA0vxjCKSueTP29hqZyRqMC-MHo5OjS5FMSwLTRKPDwbquFO6Fzod5-r.jpg)

![Waterdrop C1S WD-C1S Countertop Reverse Osmosis System — 5](https://aussiedealscout.top/i/DVOANlqAuw0SF8S_oAKK73v_-HxhOUuLvu4nE5mHs5iFluWylTqI-dwPFz92DpqEUsJB9oNNV28-JNKFho2BfBZTscc3jOuuFdAi5AP19ogZrU8sm9p6.jpg)

![Waterdrop C1S WD-C1S Countertop Reverse Osmosis System — 6](https://aussiedealscout.top/i/ulCY_zzPVl3z7sntlOtCs-Me3PLg1cbcpjtos8O1WyArU2gkq81yV9S3KdlHPfojMWt0gOTDCCsDMHlunltKlsrS6MVqVEG2c48KGPC9np7SpNkiqrpA.jpg)

![Waterdrop C1S WD-C1S Countertop Reverse Osmosis System — 7](https://aussiedealscout.top/i/MhaqPNa8SDGceG_0YclHLyqYd2OLtVGJSgjp4qBU7ek6uXMskO40aQwum8N9FLWt8xizCnFTZk2T0T9N0KNKdtunS4i3Qt-E42S3JI7_cHqB7Q7GtBB3.jpg)