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header-product Humidifier Deerma DEM-ST635 Steam 4.5 L White 25 W
41.99 €

Humidifier Deerma DEM-ST635 Steam 4.5 L White 25 W

Humidifier Deerma DEM-ST635 Photo 1
Humidifier Deerma DEM-ST635 Photo 2
Humidifier Deerma DEM-ST635 Photo 3
Humidifier Deerma DEM-ST635 Photo 4
Humidifier Deerma DEM-ST635 Photo 5
Humidifier Deerma DEM-ST635 Photo 1
Humidifier Deerma DEM-ST635 Photo 2
Humidifier Deerma DEM-ST635 Photo 3
Humidifier Deerma DEM-ST635 Photo 4
Humidifier Deerma DEM-ST635 Photo 5
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Humidifier Deerma DEM-ST635 Steam 4.5 L White 25 W

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Short description

The Deerma DEM-ST635 humidifier features a 4.5 L capacity and 25 W power, providing efficient steam humidification. With a sleek white design, it is perfect for table placement. The AC power supply ensures reliable operation, and its compact dimensions (277 mm width, 156 mm depth, 270 mm height) make it suitable for various spaces. Ideal for improving air quality and comfort in your home or office.
Available for order: 896 pcs.
Warranty: 1 Year
SKU: 4221176
Manufacturer: Deerma
free shipment

Cheapest delivery:

Unisend LV

Pick-up points

Unisend LV

Cost

1.79 €

Deliver

{{selectedOffer.parcelStationDeliveryString}}

Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
22.09.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
25.09.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 1.50 kg)
Parcel couriers
Unisend LV / Venipak Pickup LV / Venipak Locker LV / Latvijas Pasts pakomāts / DPD Paku skapis / Omniva LV / Latvijas Pasts nodaļa
25.09.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.79 €
payment
Payment Methods:
Bank transfer, Bank cards on-line, Apple Pay, Google Pay
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Product information

Description

The Deerma DEM-ST635 Steam humidifier is a 4.5 L tabletop steam humidifier with 25 W power and a white finish. Its large water tank and top refilling design let you refill without removing or overturning the tank. The unit delivers up to 280 mL/h of mist in 1–5 μm particles for continuous humidification and improved indoor air comfort.

Advantages

Top refilling allows adding water by opening the cap without taking the tank to the tap or switching the device off. The wide tank opening (about 212 mm) makes internal cleaning simple and a built-in water purification filter removes impurities. An activated carbon honeycomb filter at the air inlet helps absorb odors and contaminants. Stepless knob control provides adjustable mist output to suit different needs.

Suitable for

  • Homes and bedrooms requiring overnight or daytime humidification
  • Small offices and workspaces placed on a table or desk
  • Rooms with dry air needing skin and respiratory moisture

Key specifications

  • Model: Deerma DEM-ST635 Steam (ST635W)
  • Water tank capacity: 4.5 L
  • Power: 25 W
  • Mist output: up to 280 mL/h (1–5 μm particles)
  • Dimensions (W×D×H): 277 × 156 × 270 mm
  • Colour: White

How to use

Open the top cap to refill the tank while the humidifier remains in place. Turn the stepless knob to switch on the humidifier and adjust the mist volume to the desired level. For cleaning, reach into the wide tank opening to remove scale or stains and rinse thoroughly. Replace or inspect the water purification filter and activated carbon element as recommended by the manufacturer.

Usage recommendations

Use clean water and change the water regularly to reduce deposits. Place the humidifier on a stable, level surface and keep it away from electrical equipment. Regularly clean the tank and filters to maintain hygienic humidification and optimal performance.

Specifications

Power supply type: The type of power supply which this product uses.
AC
Power: Energy that is produced by mechanical, electrical, or other means and used to operate a device.
25 W
Air purification capability: The product is able to purify (clean) the air.
No
Water tank capacity: The total amount of water which the tank can hold.
4.5 L
Evaporation technology: The product is equipped with an evaporation technology whose process requires energy and thus thermal energy is transferred from the system to facilitate evaporation which is what cools the refrigerant. The cool low-pressure mixture is routed to said evaporator whose coils receive warm air blows. Here the liquid portion of the mixture evaporates and causes a further drop in temperature. Cool low-pressure vapour is routed back into the system's compressor.
Steam
Product colour: The colour e.g. red, blue, green, black, white.
White
All features

Packaging content

Manual:
Yes
Quantity: The number of products there are.
1

Weight & dimensions

Height: The measurement of the product from head to foot or from base to top.
270 mm
Depth: The distance from the front to the back of something.
156 mm
Width: The measurement or extent of something from side to side.
277 mm

Power

Power supply type: The type of power supply which this product uses.
AC
AC input frequency:
50
AC input voltage: The voltage of the AC electricity that is inputted into the product.
200
Power: Energy that is produced by mechanical, electrical, or other means and used to operate a device.
25 W

Design

Placement: Where the product can be placed e.g. floor, wall.
Table
Built-in display: A display which is part of the product, so you do not need to attach another display.
No
Product colour: The colour e.g. red, blue, green, black, white.
White

Technical details

Noise level: The amplitude level of the undesired background noise, usually measured in decibels (db).
38 dB
Removable water tank:
No
Control type: The way in which the device is controlled.
Rotary
Operating time: The length of time which the product can be operated for.
16 h
Humidification capacity:
280 ml/h
Filtering:
Yes
Air purification capability: The product is able to purify (clean) the air.
No
Water tank capacity: The total amount of water which the tank can hold.
4.5 L
Evaporation technology: The product is equipped with an evaporation technology whose process requires energy and thus thermal energy is transferred from the system to facilitate evaporation which is what cools the refrigerant. The cool low-pressure mixture is routed to said evaporator whose coils receive warm air blows. Here the liquid portion of the mixture evaporates and causes a further drop in temperature. Cool low-pressure vapour is routed back into the system's compressor.
Steam

Description

Machine translation. Load original

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Customer reviews

Customer questions

FAQ

How much does the Humidifier Deerma DEM-ST635 cost, and is it available for purchase?

The price is 41.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 896 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 22.09.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All Deerma products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Deerma service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: power supply type, power, air purification capability, water tank capacity, evaporation technology, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.
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14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Secure Payment Pay the way you prefer: cash, VISA, MasterCard, Apple Pay, Google Pay, bank transfer, or 0% installment plan.
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Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.