Purifier or Monitor First
Should you buy an air purifier or air quality monitor first? This guide compares immediate relief against diagnostic insight to help you decide.
PuroAir PA400 Black, 2000 sq ft, 26.924 x 31.75 x 43.18 cm, 6.68 kg, HEPA + Activated Carbon, CARB/ETL/UL, 3 stages HEPA Air Purifier for Home Large Rooms
Available offers (3)
Current
—
Black, 2000 sq ft, 26.924 x 31.75 x 43.18 cm, 6.68 kg, HEPA + Activated Carbon, CARB/ETL/UL, 3 stages
Retailer
RUB 20,862.18
Available to order
Price history by offer
Volatility: Low
1000 sq ft, 10.63 x 10.63 x 28 inches, 7.28 Pounds
+0.6%
RUB 12,837.96
RUB 11,956.09 — RUB 12,837.96
1000 sq ft, 10.63 x 10.63 x 16.14 inches, 16 Pounds
+0.4%
RUB 22,467.03
RUB 7,943.98 — RUB 22,467.03
Black, 2000 sq ft, 26.924 x 31.75 x 43.18 cm, 6.68 kg, HEPA + Activated Carbon, CARB/ETL/UL, 3 stages
+4.4%
RUB 20,862.18
RUB 19,980.32 — RUB 26,077.93
Features
- Filters up to 99.9% of pollutants
- Covers 2,000 sq ft in one hour
- 3-layer filtration system
- Quiet operation with sleep mode
- Automatic air quality sensor
- 2-year risk-free warranty
General specs
- Brand: PuroAir
- Model: PA400
- Seller: Retailer
- ID: B0C3FXZLZ5
- Weight: 6.68
- Dimensions: 26.924, 31.75, 43.18
- Filter Type: HEPA + Activated Carbon
- Coverage Area: 2000
- Certifications: CARB, ETL, UL
- Filtration Stages: 3
- First listed by seller: April 8, 2025
If you are interested in more details, you can find full information on the seller's page.
Price History for seller Retailer
Shipping options
Delivery to 
Russia
Russia
Available
For families in dusty suburbs or pet owners dealing with seasonal sniffles, the PuroAir 400 tackles daily irritants like pollen and pet dander, so you can breathe easier at home. While many air purifiers focus on general home security, this one delivers peace of mind for allergy sufferers by actively improving your indoor environment.
Its smart sensor detects invisible particles and ramps up automatically—you might notice the fan kick in just before your child's sneezing fit starts. The three-layer filtration captures even microscopic pollutants, reducing allergy triggers and helping you sleep more soundly. With a quiet sleep mode, it runs all night without disturbing your rest, making it a reliable partner for healthier living.
Similar products comparison
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
|
PuroAir PA400 Black Filters up to 99.9% of pollutants
|
PuroAir 240 Powerful 3-layer filtration system
|
Mooka AP-S0610L H13 High-Performance Filtration
|
Tailulu D10 High Efficient H13 HEPA filter
|
AirDoctor AD3500
|
KNKA APH3000 Effortlessly Purifies Spaces up to 2325 Sq. Ft
|
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| Brand | PuroAir | PuroAir | Mooka | Tailulu | AirDoctor | KNKA |
| Model | PA400 | 240 | AP-S0610L | D10 | AD3500 | APH3000 |
| Rating |
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| Price | RUB 20,862.18 | RUB 39,317.90 | RUB 3,769.78 | RUB 6,418.58 | RUB 40,369.87 | RUB 7,943.18 |
| Seller | Retailer | Retailer | Retailer | Retailer | Retailer | Retailer |
| Update | May 9, 2026 | Mar 21, 2026 | Apr 29, 2026 | May 11, 2026 | May 20, 2026 | May 29, 2026 |
| Weight | 6.68 | 14.7 Pounds | 3.4 Pounds | 3 pounds | ||
| Coverage Area | 2000 | Up to 1300 Sq Ft | 1360 square feet | |||
| Product Dimensions | 17.5 x 10.6 x 12.5 inches | 6.7 x 6.7 x 11.1 inches | 19.87 x 27.16 x 12.38 inches | 6.22 x 11.73 x 14.92 inches | ||
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