Winix A231 Air Purifier for Bedroom: True HEPA filter captures 99.97% of airborne particles
Ever dreamed of turning your bedroom into a breath of fresh air? The WINIX A231 Air Purifier is here to make that dream a reality. It's not just any purifier—it's a powerhouse with a 4-stage air cleaning system. At its heart? A True HEPA filter that snags 99.97% of those pesky airborne particles (yes, even the tiny 0.3-micron ones), making it a godsend for allergy and asthma sufferers. And let's not forget the PlasmaWave Technology teaming up with a carbon filter to kick odors and VOCs (from your pet's 'accidents', last night's smoke session, or that burnt toast incident) to the curb.
But here's where it gets smart—like, 'I-can-adjust-myself' smart. Its built-in air quality sensor is always on the lookout for pollutants, tweaking the fan speed on the fly to keep your air fresh without sounding like a jet engine or guzzling power. Heading to bed? It slips into Sleep Mode, turning down the noise and lights (and your energy bill) while you snooze. Plus, it'll nudge you when it's time for a filter change—no guesswork needed.
Covering rooms up to 1110 square feet, this bad boy isn't just talk. It's got the badges to prove it: AHAM Certified, Energy Star Certified, and more. And with its sleek white and charcoal gray outfit, it'll look good doing its job, blending into your decor like it was always meant to be there. Style and substance? Check and check.
General specs
- Brand: Winix
- Model: A231
- Seller: Amazon
- color: White/Charcoal Gray
- product_dimensions: 9.5"D x 9.5"W x 14.6"H
- floor_area: 230 Square Feet
- specification_met: AHAM Certified, Energy Star Certified, ETL Certified, CARB Certified
- noise_level: 20 dB
- particle_retention_size: 0.03 Micron
- controller_type: Touch Control
- item_weight: 7.1 pounds
- country_of_origin: Korea, Republic of
- care_instructions: Hand Wash
- assembly_required: No
- number_of_pieces: 1
- warranty_description: 2 year manufacturer
- batteries_required: No
- included_components: True HEPA Filter
If you are interested in more details, you can find full information on the seller's page.
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Comparison with similar products
This item | Recommendations | |||||
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![]() Winix A231
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![]() Winix A230 Covers up to 1110 sq ft in 1 hour
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![]() Winix 5520 Black
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![]() Nuwave 47003 Grey
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![]() MIKO MA-04GB Advanced 3-layer filtration system
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![]() Trucozie T356
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Brand | Winix | Winix | Winix | Nuwave | MIKO | Trucozie |
Model | A231 | A230 | 5520 | 47003 | MA-04GB | T356 |
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Price | $74.99 | $74.99 | $199.99 | $599.99 | $99.99 | $109.99 |
Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
Update | May 11, 2025 | May 13, 2025 | May 13, 2025 | May 11, 2025 | May 13, 2025 | May 11, 2025 |
Noise Level | Nearly silent on slowest speed | 27 dB | 31.4 dB | |||
Product Dimensions | 8.3"D x 13.6"W x 22.7"H | 14"D x 14"W x 26"H | 8 x 8 x 12 inches | 11 x 6 x 15 inches | ||
Item Weight | 13.3 pounds | 26 pounds | 5 Pounds | 7.69 Pounds | ||
Country of Origin | Korea, Republic of | China | China |