Huawei KJ400F-C400i Air Purifier: HEPA filter
This air purifier is ideal for parents who want cleaner air in a child's bedroom or a home office. While many focus on air quality, this model offers quiet reassurance for light sleepers and remote workers.
The noise level stays low enough that you can run it overnight without disturbing sleep. The smart app lets you check air quality from your phone, so you know the room is fresh before you walk in. It removes particles and formaldehyde, helping reduce allergens and odors. Voice and touch controls make it easy to adjust settings without interrupting your day.
Features
- Voice and app control
- Formaldehyde removal
- Sterilization function
- Particle removal
- Low noise operation
- HEPA filter
General specs
- Brand: Huawei
- Model: KJ400F-C400i
- Seller: Joom
- ID: 68d7eb6068c64001c23cc94f
- Filter Type: HEPA
- Air Treatment: Ionizer
- Coverage Area: 720
- Certifications: CE, FCC
- Control Method: App
- Voice Assistant: Amazon Alexa, Google Assistant
- OS Compatibility: Android, iOS
- Filtration Stages: 3
- First listed by seller: 12/6/25
If you are interested in more details, you can find full information on the seller's page.
View on seller's site
#publicidad
$184.88
Last price update: 2/7/26
Available to order
Price History for seller Joom
| Date | Price |
|---|---|
| 2/7/26 | $184.88 |
| 12/6/25 | $188.77 |
Shipping options
Delivery to 
Russia
Russia
Available
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| Brand | Huawei | Huawei | Huawei | ECOSELF | Xiaomi | ECOSELF |
| Model | KJ400F-C400i | 1i | KJ400F-C400i | HAP-603 | AC-M30-SC | HAP602 |
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| Price | $184.88 | $45.97 | $306.78 | $89.99 | $135.91 | $148.99 |
| Seller | Joom | Joom | Joom | Amazon | re:Store | Amazon |
| Update | Feb 6, 2026 | Feb 15, 2026 | Feb 15, 2026 | Feb 7, 2026 | Jan 17, 2026 | Dec 6, 2025 |
| Filter Type | HEPA | HEPA | HEPA H13 | True HEPA | Activated Carbon, HEPA | HEPA |
| Air Treatment | Ionizer | Ionizer | Ionizer | Ionizer | ||
| Coverage Area | 720 | 430.56 | 2400 | 2400 | ||
| Certifications | CE, FCC | CE, FCC | CE, FCC, RoHS | ETL, FCC, EPA, CARB, DOE | ||
| Control Method | App | App | App | App | ||
| Voice Assistant | Amazon Alexa, Google Assistant | Amazon Alexa, Google Assistant | Amazon Alexa, Google Assistant | |||
| OS Compatibility | Android, iOS | Android, iOS | Android, iOS | Android, iOS | ||
| Filtration Stages | 3 | 3 | 3 | 3 | 3 | |
| Weight | 8.8 | 11.02 | <num1>, <num2> | |||
| Dimensions | 280, 280, 560 | 9.84, 9.84, 19.69 | <num_width>, <num_height>, <num_z> | 299, 400, 145 | ||
| Minimum Particle Size | 0.3 | 0.3 | 0.1 | |||
| Noise Level | 28.0, 64.0 | 22 | 20 | |||
Huawei KJ400F-C400i White HEPA filter
$184.88
Reviews
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