1 / 7NETTA DH500A Mini Dehumidifier, 500 ml, Black
Black: The NETTA DH500A is a compact mini dehumidifier with a 500 ml water tank and a listed extraction capacity of 0.3 litres per day. Its small footprint, automatic shut-off and claimed below-30 dB operation suit modest moisture-control needs in confined spaces, rather than rapid dehumidification across a large room.
At a glance
- Compact size is intended for small areas such as wardrobes and bathrooms.
- The listing gives a 500 ml tank and a stated extraction rate of 0.3 litres per day.
- Automatic shut-off is claimed when the tank is full, with an LED indicator for emptying.
- Listed power draw is 22 watts, with one speed.
Reference price: £33.99
Price checked: 12 Nov 2026
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Pros and cons
Pros
- Small dimensions and a 1 kg listed weight make it easier to place in confined spaces or move between rooms.
- Automatic shut-off and a detachable tank are listed for simpler tank management.
- Customer feedback reports quiet operation and useful moisture control in small bathrooms.
Cons
- The stated extraction rate of 0.3 litres per day and 500 ml tank point to modest capacity for ongoing damp or larger spaces.
Technical specifications
13 specifications| Brand | NETTA |
|---|---|
| Model | DH500A |
| Colour | Black |
| Tank capacity | 500 Millilitres |
|---|---|
| Dehumidification capacity | 0.3 Liters per Day |
| Operation mode | Automatic |
| Wattage | 22 watts |
|---|---|
| Number of speeds | 1 |
| Special features | Automatic Shutoff, Below 30 dB, Detachable Water Tank, LED Light Indicator, Low Energy |
| Upper temperature rating | 15 Degrees Celsius |
| Dimensions listed | 13D x 15.4W x 22H centimetres |
|---|---|
| Weight listed | 1 Kilograms |
| Recommended uses | Home, Bathroom, Bedroom, Kitchen, Wardrobe, Basement,Office |
|---|
What to know before buying
- The listing describes operation as below 30 dB in its specifications and as 30 dB in its feature text. It also gives 500 ml as the tank capacity and 0.3 litres per day as extraction, so buyers should distinguish storage capacity from daily removal. The upper temperature rating is listed as 15 Degrees Celsius, with no operating range clarified. A 1.7 m power cable is claimed in the feature text but is not included in the structured specifications. These are listing details, not independently confirmed measurements.
What’s in the box
Included- Water tank
Who is it for?
A good fit for
- People seeking a compact unit for a wardrobe, small bathroom or other confined area.
- Buyers who prioritise a detachable water tank and automatic shut-off.
- Those looking for a low-wattage unit for modest, localised moisture control.
Less suited to
- People who need high daily extraction or dehumidification across a large room.
- Buyers who need clearly stated operating-temperature limits or a confirmed noise measurement before purchase.

Customer reviews on Amazon
- 5 stars
65% 65% - 4 stars
17% 17% - 3 stars
7% 7% - 2 stars
4% 4% - 1 star
7% 7%
Customer feedback highlights quiet operation, compact size and perceived effectiveness, especially in small bathrooms, with reports of fewer wet windows and control of humidity spikes. Experiences with water collection are mixed, with some saying it collects substantial amounts and others reporting little. That variation matters for a unit listed at 0.3 litres per day with a 500 ml tank, so it is best considered for localised moisture rather than demanding whole-room drying.
Positive themes
- Customers report quiet operation and find the compact size convenient for small rooms.
- Feedback describes useful humidity control in bathrooms and wardrobes.
Mixed feedback
- Reports differ on how much water the unit collects.
Frequently asked questions
How much moisture does the NETTA DH500A claim to remove?
The listing states a dehumidification capacity of 0.3 litres per day. Actual collection can vary, and customer feedback describes differing amounts of water collected.
How large is the water tank?
The listed tank capacity is 500 Millilitres. The listing also describes automatic shut-off when the tank is full.
Is it suitable for a large room?
Its small dimensions and stated extraction of 0.3 litres per day make it better suited to modest, localised needs than large rooms or heavy moisture loads.
How quiet is this dehumidifier?
The specifications claim below 30 dB, while feature text says 30 dB. Treat the precise noise level as inconsistent listing information.

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