# KNKA PD30-25L-White dehumidifier, 25 L/day claim

The KNKA PD30-25L-White dehumidifier is listed with three operating modes, a 4-litre tank and humidity controls for home use. Its advertised extraction rate is conditional, and other supplied capacity figures conflict, so confirm the exact configuration before buying.

- [Original product page](https://bargainpostbox.co.uk/product/knka-pd30-25l-white-dehumidifier)
- [View offer](https://bargainpostbox.co.uk/visit/knka-pd30-25l-white-dehumidifier)
- Market: UK
- Language: en-GB
- Currency: GBP
- Brand: KNKA
- Model: PD30-25L-White
- Category: Home & Kitchen > Heating, Cooling & Air Quality > Humidifiers & Dehumidifiers
- Price: 129.99 GBP
- Previous price: 168.99 GBP
- Discount: 23%
- Price checked: 2026-11-14T19:36:48.160Z
- Rating: 4.4 / 5
- Reviews: 1272

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

- The listing describes automatic, continuous and manual operation, alongside humidity-target and dry modes in the feature text.
- A 4-litre tank is listed, with automatic shut-off when full and an alarm for a full tank.
- The product description claims optional external-tank connection or continuous drainage with a drain hose.
- A humidity display and colour indicator are described. Readings are taken at the air intake and may differ slightly from an external hygrometer.

## Pros

- A built-in tank with full-tank shut-off and alarm can reduce the need to monitor water collection constantly.
- A drain hose option is described for continuous drainage, while caster wheels and a carry handle are claimed to aid moving the unit.
- Target-humidity and auto operation provide alternatives to continuous running, according to the feature description.

## Specifications

### Identity
- Brand: KNKA
- Model: PD30-25L-White
### Dimensions and installation
- Dimensions listed: 48D x 28W x 20H centimetres
- Weight listed: 8 Kilograms
### Materials and protection
- Material listed: Abs Plastic
- Automatic shut-off: Automatic Shutoff
### Capacity and airflow
- Title extraction claim: 25 litres of moisture per day \(at 35°C, 90% relative humidity\)
- Dehumidification capacity in details: 12 Liters per Day
- Capacity in details: 70 pints
- Airflow: 180 Cubic Metres Per Hour
- Floor-area listing: 4000 Square Feet
### Water collection and drainage
- Tank volume: 4 Litres
- Drainage options: three drainage options
### Operation and controls
- Operating modes in details: Auto, Continuous, Manual
- Speeds: 3
- Wattage: 300 watts
- Temperature rating: 35 Degrees Celsius
- Quiet-mode noise claim: as low as 40 dB in silent mode
- Humidity target range: 30%–80% RH
- Auto-mode default target: 50% RH
### Additional listed details
- Recommended use: Home Dehumidification
- Spare-part availability duration: 7 Years

## Before you buy

- The stated 40 dB minimum applies to silent mode. The optional external 10-litre tank is described as an add-on, not as an included component. The listing instructs users to leave the unit upright for 24 hours before first use and says it releases slightly warm air during operation.
- Capacity information is contradictory: the title claims 25 L/day, the details list 12 Liters per Day and 70 pints, and the 25-litre claim is specified at 35°C and 90% relative humidity. Coverage also differs between 4000 Square Feet and up to 125m³ \(50m²\). The model name PD30-25L-White conflicts with the model number PD30-20L and part number PD30MA-20. Confirm the selected listing's capacity, coverage and model identity before purchase.

## In the box

- Dehumidifier unit (Included)

## A good fit for

- Households wanting a dehumidifier with both tank collection and a described drain-hose option.
- Buyers who want humidity-target controls, an auto mode and a visible humidity indicator.

## Less suited to

- Buyers who need a clearly established extraction rate or confirmed room coverage without resolving the conflicting listing figures.
- Anyone seeking the optional external 10-litre tank as a confirmed included component.

## Customer feedback

Aggregate ratings lean positive, with most ratings in the five-star category, but a smaller share are one-star and the figures do not explain why customers rated it that way. They provide no specific evidence about noise, moisture removal or reliability, so buyers should assess those claims against the conflicting capacity details and the needs of their room.

## Frequently asked questions

### What extraction rate does the listing give?
The title claims 25 litres per day, with a stated test condition of 35°C and 90% relative humidity. The details also list 12 Liters per Day and 70 pints, so the rate is not consistent across the listing.
### Can it drain continuously?
The feature description says a drain hose can be attached for continuous drainage. It also describes an optional KNKA external 10-litre tank, which is not confirmed as included.
### What should I check before ordering?
Confirm the extraction rate, coverage and model identity. The listing gives differing capacity and coverage figures and shows PD30-25L-White as the model name but PD30-20L as the model number.
### Does it need preparation before first use?
The supplied instructions say to leave the unit upright for 24 hours before first use. They also state that the unit releases slightly warm air while dehumidifying.

## Alternative options

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- [25L/Day Dehumidifier, Laundry Mode, Continuous Drainage, 24H Timer \(25L\)](https://bargainpostbox.co.uk/visit/knka-pd30-25l-white-dehumidifier)
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- [AEOCKY 25L/D Compressor Dehumidifier for Home, Laundry Drying, Drain Hose \| For bedrooms, bathrooms and basements; 200m³/50m² coverage, continuous drainage, wheels, handle and LED humidity display](https://bargainpostbox.co.uk/visit/aeocky-boreas-001-25l-day-compressor-dehumidifier)
- [LEENON Dehumidifier 25L/Day, Dehumidifiers for Home with Dry Mode, 2.5L Tank, Humidity Sensor, Timer, Dual Drain, Compressor, 125m³/50m², Electric Dehumidifier for Bedrooms, Bathrooms, Basements](https://bargainpostbox.co.uk/visit/leenon-pd08a-25l-day-dehumidifier)
- [Bosch Dry 2000, Dehumidifier, For 24 m², 12L/24h \| Simple, Efficient, Ideal for Your Home & Quick Drying of Your Laundry, Whisper-quiet only 35 dBA](https://bargainpostbox.co.uk/visit/knka-pd30-25l-white-dehumidifier)
- [AirEase 12L/Day Dehumidifier for Home, 2026 Upgraded 36dB Ultra Quiet Dehumidifiers for Bedroom, 2.5L Large Tank with Drain Hose, Dual 24H Timer & Smart Humidity Control, Ideal for Damp,Mold, Basement](https://bargainpostbox.co.uk/visit/airease-d015r2a-12l-dehumidifier)
- [Devology 20L/Day Smart Home Dehumidifier App Control - HEPA Filter 3.5L Tank - Fast Laundry Drying High-Capacity Water Extraction - Quiet Energy Efficient Humidity Remover for Large Rooms & Damp Homes](https://bargainpostbox.co.uk/visit/knka-pd30-25l-white-dehumidifier)
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## Add-ons

- [KNKA Dehumidifier 25L/d Quiet Dehumidifiers for Home with 3 Working Modes \| Dehumidifiers Equipped with 4.0L large water tank](https://bargainpostbox.co.uk/visit/knka-pd30-25l-white-dehumidifier)

## Images

![KNKA PD30-25L-White dehumidifier, 25 L/day claim — 1](https://bargainpostbox.co.uk/i/sbcKIS46W4NKj4EAvaejmM_WlQ_RyQ67PteGeeyv5c77X6TRmb26wXa1_ejmIrYBcxBakTwmZVS1GmD5Yl0ncSwhIdylvnZ3qSt-fLqyZcgCjJsRvPw4F7ja.jpg)

![KNKA PD30-25L-White dehumidifier, 25 L/day claim — 2](https://bargainpostbox.co.uk/i/3MxbAe22jNu_WnxZxYw9Y2ejKPxFeGtlvJqB4eTHubpWzor708CjU-p8ipR3M3xCXXtTOyC5NrDjYLJ1yiqNvVbWj_gjrDNali0pgd0IElQI5e4hsms_X2nR.jpg)

![KNKA PD30-25L-White dehumidifier, 25 L/day claim — 3](https://bargainpostbox.co.uk/i/268teBP8njL1WYq-d9ibiFyKwwXnCseD-4WHk9xdWsTnJpBwaxXdXFSi2ujCeOIA5NcoAyvoXaiizNv1LMmANKTOdiGvfRRWIXblGLe_hYfJe1Tq5KqJ4YNC.jpg)

![KNKA PD30-25L-White dehumidifier, 25 L/day claim — 4](https://bargainpostbox.co.uk/i/RUwy2yNIurKiGNEZakhtcNkHfPJmnBpt1_I_A0_atAA7ktyYSKVD5VQfbzQtzRhwK3M4yyNs5GQJk7wbLGhWq1V_esRG-ZYgzzS7M2ggS6JbEytoMCvAlaA1.jpg)

![KNKA PD30-25L-White dehumidifier, 25 L/day claim — 5](https://bargainpostbox.co.uk/i/4iJtyiKlzLpDSa1aRQTkVvc7bUHnIO2FvL6UeJlyusLtrrT9HPim-6YeuK4fTPULPZio9KPcftPQzgQsTrWHmntj7vB16AjmCU_L9D5muxOoA4S1RGEIDdum.jpg)

![KNKA PD30-25L-White dehumidifier, 25 L/day claim — 6](https://bargainpostbox.co.uk/i/os0V269TgQ0JmQ0fkI0_RBJowclOL2eQNjJqv2ZN10yEzs8ycCGYQ5o1XH3augOCWxgMJqEPpC-6OVvQ3r4PRF4dCUjwhcXgdvZ3E_MTPXy3rcMUhAZgmkn0.jpg)

![KNKA PD30-25L-White dehumidifier, 25 L/day claim — 7](https://bargainpostbox.co.uk/i/Z8xE9vXm7AwO_niHtNU1gHAv20W3-BeRET3EypOUd7WG94RASIRZM4qCcKjVN9Jt4RL6HVamh9FDpbm0K0KEe4OWeTnfPe-nCAHHL2Tg7qDLtVLcaoWe2s1N.jpg)