1. Introduktion
Thank you for choosing the yuwell 405B Compressor Nebulizer. This device is designed to deliver medication in a fine mist for inhalation, targeting the upper and lower respiratory tracts. Please read this instruction manual thoroughly before use to ensure safe and effective operation. Keep this manual for future reference.
2. Produktet er slutview og komponenter
The yuwell 405B Compressor Nebulizer is a compact and efficient device for respiratory therapy. It includes the main compressor unit, nebulizer cup, air tube, mouthpiece, and masks for both adults and children.

Figur 2.1: The yuwell 405B Compressor Nebulizer with its components, including the main unit, nebulizer cup, and tubing.
Nøglefunktioner:
- Efficient Nebulisation: Produces drug particles with a median diameter of 3.9µm, ensuring effective delivery to the lower respiratory tract.
- Støjsvag drift: Operates at less than 45 dB, suitable for quiet environments and nighttime use.
- Ultra-Low Medication Residue: Designed to minimize residual medication to approximately 0.6 ml, reducing waste.
- Adjustable Mist Rate: Features a rotary knob to regulate airflow and adjust the nebulization rate.
- Kompakt og let: Weighs only 220g, making it portable and energy-efficient with a 12V DC power supply.

Figur 2.2: Close-up of the yuwell 405B nebulizer cup, highlighting its clinical-grade efficiency with a median particle diameter of 3.9µm and a nebulization rate of ≥0.2ml/min.

Figur 2.3: Diagram illustrating the highly efficient atomisation design of the yuwell 405B nebulizer cup, resulting in an ultra-low residual volume of approximately 0.6ml.
3. Sikkerhedsoplysninger
Overhold følgende sikkerhedsforanstaltninger for at forhindre personskade eller beskadigelse af enheden:
- Always consult your physician or a qualified healthcare professional for proper diagnosis and treatment recommendations before using this device.
- Brug kun medicin, som din læge har ordineret til forstøvning.
- Hovedkompressorenheden må ikke nedsænkes i vand eller anden væske.
- Hold enheden utilgængeligt for børn og kæledyr.
- Ensure the power cord is not damaged and is connected to a suitable power outlet.
- Bloker ikke luftventilerne på kompressorenheden under drift.
- Disconnect the power plug from the outlet immediately after use and before cleaning.
- Do not use the device in the presence of flammable gases or anesthetics.
4. Opsætning
Follow these steps to set up your yuwell 405B Compressor Nebulizer:
- Pakker ud: Tag forsigtigt alle komponenter ud af emballagen. Undersøg for eventuelle skader.
- Placer kompressoren: Place the main compressor unit on a flat, stable surface, ensuring adequate ventilation.
- Saml forstøverkoppen: Open the nebulizer cup and ensure all internal parts (baffle, medication reservoir) are correctly seated.
- Tilslut luftslange: Firmly attach one end of the air tube to the air outlet connector on the compressor unit and the other end to the bottom of the nebulizer cup.
- Attach Mouthpiece/Mask: Connect the desired mouthpiece or mask (adult or child) to the top of the nebulizer cup.
- Tilslut strøm: Plug the 12V DC power adapter into the compressor unit, then plug the adapter into a suitable electrical outlet.

Figur 4.1: The yuwell 405B Compressor Nebulizer, showing its compact design and the adjustable airflow dial for different age groups, which can be set during setup.
5. Betjeningsvejledning
Når enheden er konfigureret, skal du følge disse trin for at betjene den:
- Add Medication: Open the nebulizer cup and pour the prescribed amount of medication into the medication reservoir. Do not overfill.
- Close Nebulizer Cup: Securely close the nebulizer cup to prevent leakage.
- Placer dig selv: Sit upright and comfortably. If using a mask, ensure it fits snugly over your nose and mouth. If using a mouthpiece, place it between your teeth and seal your lips around it.
- Tænd: Press the power button on the compressor unit to start the nebulization. You should see a fine mist being produced.
- Adjust Mist Rate: If your model has an adjustable mist rate dial, rotate it to achieve the desired airflow and mist intensity as recommended by your physician.
- Inhalere: Breathe slowly and deeply through your mouth until all the medication has been nebulized. This typically takes 5-15 minutes, depending on the medication volume and mist rate.
- Sluk: Once the medication is fully nebulized and no more mist is visible, turn off the compressor unit and disconnect it from the power outlet.

Figur 5.1: A child using the yuwell 405B nebulizer with a mask, demonstrating the skin-friendly and odorless mask design suitable for family use during operation.

Figur 5.2: The yuwell 405B Compressor Nebulizer in a bedroom setting, demonstrating its quiet operation (less than 45dB) during use.
6. Vedligeholdelse og rengøring
Korrekt rengøring og vedligeholdelse er afgørende for din forstøverens levetid og hygiejniske drift.
Efter hver brug:
- Skille ad: Disconnect the air tube, mouthpiece/mask, and open the nebulizer cup.
- Skylle: Rinse the nebulizer cup, mouthpiece/mask, and baffle thoroughly with warm tap water.
- Tørre: Shake off excess water and allow all parts to air dry completely on a clean paper towel.
Daily/Weekly Cleaning (or as recommended by your physician):
- Vask: Wash the nebulizer cup, mouthpiece/mask, and baffle in warm soapy water. Use a mild dish soap.
- Skyl grundigt: Rinse all parts thoroughly under warm running water to remove all soap residue.
- Disinfect (Optional): For additional disinfection, soak the cleaned parts in a solution of one part white vinegar to two parts distilled water for 30 minutes, or use a commercially available nebulizer disinfectant. Rinse thoroughly with sterile water afterwards.
- Lufttør: Lad alle dele lufttørre helt, før de samles eller opbevares igen.
Compressor Unit Cleaning:
- Tør kompressorenhedens yderside af med en ren, tør klud.amp klud. Brug ikke slibende rengøringsmidler, og nedsænk ikke enheden i vand.
Opbevaring:
- Store the clean, dry nebulizer and its accessories in a clean, dry, dust-free place.
7. Fejlfinding
If you encounter any issues with your yuwell 405B Nebulizer, please refer to the following common problems and solutions:
| Problem | Mulig årsag | Løsning |
|---|---|---|
| Ingen tåge produceret |
|
|
| Svag tågeproduktion |
|
|
| Enheden tænder ikke |
|
|
If the problem persists after attempting these solutions, please contact yuwell customer support.
8. Specifikationer
| Modelnummer | 405B |
| Partikelstørrelse | 3.9µm (Median) |
| Forstøvningshastighed | ≥0.2 ml/min |
| Støjniveau | <45 dB(A) |
| Restvolumen | Ca. 0.6 ml |
| Strømforsyning | 12V DC |
| Produktdimensioner | 4 x 4 x 8 cm |
| Nettovægt | Ca. 220 g |

Figur 8.1: The compact and lightweight yuwell 405B Compressor Nebulizer held in a hand next to a bag, emphasizing its portability and energy-efficient 12V DC power supply.
9. Garanti og support
yuwell provides a limited warranty for this product against defects in materials and workmanship under normal use. Please refer to the warranty card included with your purchase for specific terms and conditions, including the warranty period and coverage details.
Kundesupport:
For technical assistance, troubleshooting, or warranty claims, please contact yuwell customer support through the contact information provided on your product packaging or the official yuwell webwebsted.





