Introduction
The Duux Beam 2 is an advanced ultrasonic humidifier designed to optimize the air quality in your home or office. It effectively combats dry air, which can cause discomforts such as itchy eyes, coughs, and dry skin. With its quiet operation and smart features, the Beam 2 ensures a comfortable and healthy indoor climate.
This manual provides essential information on setting up, operating, maintaining, and troubleshooting your Duux Beam 2 humidifier to ensure optimal performance and longevity.
Product Overview

The Duux Beam 2 humidifier positioned in a living room, demonstrating its sleek design and how it blends into a home environment.
The Duux Beam 2 features a minimalist design with intuitive controls. It includes a large water tank, a digital display, and a remote control for convenient operation. The unit is designed for easy top-filling and offers various settings to customize your humidification experience.
Setup
1. Unpacking
- Carefully remove all components from the packaging.
- Check for any damage during transit. If any parts are missing or damaged, contact customer support.
- Retain the packaging for future storage or transport.
2. Placement
- Place the humidifier on a firm, flat, and water-resistant surface.
- Ensure it is at least 10 cm (4 inches) away from walls and furniture to allow for proper mist dispersion.
- Avoid placing it directly on carpets or near heat sources.
3. Filling the Water Tank

A hand pouring water into the top opening of the Duux Beam 2 humidifier, illustrating the easy top-fill design.
- Remove the top cover of the humidifier.
- Pour clean, cool tap water directly into the water tank. Do not exceed the maximum fill line.
- Replace the top cover securely.
4. Power Connection
- Plug the power adapter into the power inlet at the back of the humidifier.
- Insert the power plug into a suitable wall outlet (240 Volts).
- The unit will emit a short beep, and the display will light up, indicating it is in standby mode.
Operating Instructions
1. Controls Overview

A detailed view of the Duux Beam 2's control panel, showing the digital display with humidity percentage and various touch buttons for power, mist output, timer, and Wi-Fi.
The Duux Beam 2 can be operated via its touch control panel, the included remote control, or the Duux Smart app.
2. Power On/Off
- Press the Power button (
) on the control panel or remote to turn the unit on or off.
3. Adjusting Humidity and Mist Output
- Press the Mist Output button (
) to cycle through different mist levels. - The integrated hygrostat automatically regulates the mist output to maintain your preferred humidity level. The Beam 2 can produce up to 350 ml/h of mist.
4. Timer Function
- Press the Timer button (
) to set the humidifier to operate for a specific duration (e.g., 1, 2, 4, 6, or 8 hours). The unit will automatically shut off once the timer expires.
5. Night Mode
- Activate Night Mode for ultra-quiet operation (less than 35dBA) and dimmed display lights, ideal for use during sleep.
6. Remote Control Usage

The sleek white remote control for the Duux Beam 2 humidifier, featuring buttons for power, mist output, auto mode, timer, and Wi-Fi.
- The included remote control allows you to conveniently adjust settings from a distance.
- Buttons on the remote mirror the functions on the main control panel.
7. Duux Smart App Control

The Duux Beam 2 humidifier shown alongside a smartphone displaying the Duux Smart app interface, highlighting the product's smart connectivity features.
- Download the Duux Smart app from your device's app store.
- Follow the in-app instructions to connect your humidifier to your Wi-Fi network.
- The app allows for advanced control, including voice control compatibility (Amazon Alexa and Google Assistant), dark mode, and real-time insights into your room's climate status and history.
Maintenance
Regular maintenance is crucial for the efficient and hygienic operation of your humidifier.
1. Daily Maintenance
- Empty and rinse the water tank daily.
- Refill with fresh, cool tap water.
2. Weekly Cleaning
- Unplug the humidifier before cleaning.
- Remove the water tank and empty any remaining water.
- Clean the water tank and base thoroughly with a soft brush or cloth and mild detergent. Rinse well.
- To remove mineral deposits (scale), fill the water tank with a mixture of white vinegar and water (1:1 ratio) and let it sit for 30 minutes. Rinse thoroughly afterward.
- Wipe the exterior of the unit with a soft, damp cloth.
3. Filter Maintenance (if applicable)
While the Duux Beam 2 is an ultrasonic humidifier, some models may include a demineralization cartridge or require specific water treatment. Refer to the detailed manual provided with your product for specific instructions on filter cleaning or replacement, if applicable.
Troubleshooting
If you encounter issues with your Duux Beam 2 humidifier, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No mist output | Water tank is empty or low. Unit is not powered on. Transducer is scaled. | Refill water tank. Press power button. Clean the transducer with a soft brush and descaling solution. |
| Unusual noise | Unit is not on a flat surface. Water level is too low. | Place on a stable, flat surface. Refill water tank. |
| Wi-Fi connectivity issues | Incorrect Wi-Fi password. Router issues. Humidifier too far from router. | Double-check Wi-Fi password. Restart your router. Move humidifier closer to the router or use a Wi-Fi extender. Ensure your Wi-Fi is 2.4GHz. |
| White dust around unit | Hard water used. | Use distilled or demineralized water. Clean the area regularly. |
If the problem persists after attempting these solutions, please contact Duux customer support for further assistance.
Specifications
| Brand | Duux |
| Model Number | DXHU11 |
| Color | White |
| Dimensions (L x W x H) | 22 x 22 x 66 cm |
| Weight | 2.3 Kilograms |
| Capacity | 5 Litres |
| Voltage | 240 Volts |
| Material | Plastic |
| Automatic Shut-off | Yes |
| Noise Level | 32 dB |
| Runtime | 14 hours (up to 25 hours with optimal settings) |
| Special Features | Timer, Remote Control, Automatic Shut-off, Silent, Hygrostat |
| Floor Area Coverage | 40 square meters |
| Operating Mode | Ultrasonic |
| Room Type | Living Room |
Warranty and Support
Your Duux Beam 2 humidifier comes with the original manufacturer's warranty. Please refer to the warranty card included in your product packaging for specific terms and conditions.
Spare parts for the Duux Beam 2 are available for up to 10 years, ensuring long-term usability and ease of repair.
For technical support, warranty claims, or any other inquiries, please visit the official Duux website or contact their customer service department. Contact information can typically be found on the product packaging or the Duux website.





