Hepa Air Purifiers for Home up to 3500 Ft², 235 CADR, 30dB Quiet Operation

Product description

1 3-in-1 Filter

2 Air Quality Display

3 Filter Reminder

4 Why Choose Siesean

5 What Customers Are Saying

1 Air Problems We Solve

2 Smoke & Odors

3 Pollen

4 VOCS

5 Wildfire Smoke

1 Air Purifiers for Pets

2 Easy Clean Filter

3 Replacement Filters

4 Certified Air Cleaner

1 Ultra- Quiet Air Purifier

2 Smart Control

3 Child Lock

1 Whole-Home Purification

2 Kitchen

3 Living Room

4 Office

5 Basement

SIESEAN Air Purifiers and Genuine Filters

Add to Cart

Add to Cart

Add to Cart

Add to Cart

Add to Cart

Add to Cart

Customer Reviews

4.6 out of 5 stars 425

4.6 out of 5 stars 425

4.6 out of 5 stars 425

4.5 out of 5 stars 45

5.0 out of 5 stars 1

5.0 out of 5 stars 3

Price

$229.99$229.99

$279.99$279.99

$259.99$259.99

$39.99$39.99

$89.99$89.99

$49.99$49.99

CADR

235 CFM

289 CFM

235 CFM

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Color / Type

White

White

Black

White and Black

White and Black

Green

Particle Retention Size

0.1 micron

0.1 micron

0.1 micron

0.1 micron

0.1 micron

0.1 micron

Usage Scenario

Large Living Rooms, Main Floor

Large Living Rooms, Main Floor

Large Living Rooms, Main Floor

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/

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Sq Ft Coverage

3500 sq ft

4200 sq ft

3600 sq ft

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Fan Speed

4 Fan Speed

5 Fan Speed

4 Fan Speed

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/

/

HEPA & CarbonTech Filter

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✔

✔

✔

✔

✔

Whisper Quiet Sleep Mode

✔

✔

✔

✘

✔

✘

Air Quality Sensor

✔

✔

✔

✘

✔

✘

Auto Mode

✔

✔

✔

✘

✔

✘

Product Dimensions ‏ : ‎ 10.04 x 10.04 x 18.9 inches; 11.25 pounds
Item model number ‏ : ‎ AP-400
Date First Available ‏ : ‎ October 22, 2025
Manufacturer ‏ : ‎ Dongguan JHS Electrical Co.,Ltd
ASIN ‏ : ‎ B0FN2TGQR5
Best Sellers Rank: #19,458 in Home & Kitchen (See Top 100 in Home & Kitchen) #44 in HEPA Filter Air Purifiers
Customer Reviews: 4.6 4.6 out of 5 stars (425) var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
H13 True HEPA + Carbon Filter – Removes Odors & Smoke: Equipped with H13 True HEPA (0.1μm, 99.97%) and an activated carbon filter, this purifier helps reduce dust, pollen, pet dander, pet hair, cigarette smoke, wildfire smoke, VOCs, odors, and everyday particulates—ideal for pet owners, and households with smokers
235 CFM CADR + Dual-Sided Airflow – Fast Purification for Large Rooms: The powerful 235 CFM CADR and dual-inlet airflow design deliver 2× faster circulation, cleaning 500 sq.ft in 15 minutes and covering up to 3500 ft². Perfect for large living rooms, open-concept homes, basements, pet activity areas, and offices
Quiet 30dB Sleep Mode – Ideal for Bedrooms & Light Sleepers: Sleep Mode lowers noise to just 30dB, and the dimmer function lets you adjust the panel brightness for comfortable nighttime use. It delivers cleaner air while you rest—perfect for children’s rooms, and pet owners who need overnight odor control
Smart PM2.5 Air Quality Display + Auto Mode – Real-Time Protection: The built-in Air Quality Monitor and PM2.5 digital display provide instant feedback. Auto Mode adjusts fan speed based on air quality—ideal for homes with pets, cooking odors, smokers, and everyday dust
Family-Safe Design – Floor Standing with Timer, Child Lock & Dimmer: Built for daily home use with Child Lock, Timer, and control panel dimmer—safe for kids, pets, and shared living spaces. The floor-standing design fits naturally in homes, living rooms, bedrooms, offices, and new home setups
Independently Tested & Certified → Peace of Mind in Every Use: Independently tested and certified by CARB, DOE, EPA, and UL, this air purifier meets strict standards for clean-air performance, energy efficiency, and electrical safety, with high CADR to reliably filter pet dander, smoke, VOCs, and odors. Quiet and dependable for daily use in bedrooms, living rooms, pet areas, and large rooms, it offers added peace of mind for homeowners
Cleaner Air. Lower Energy Costs – ENERGY STAR Certified, this air purifier uses as little as 0.66 kWh per day (based on ENERGY STAR test data), helping reduce daily electricity consumption. When used with genuine SIESEAN replacement filters, it delivers consistent performance while helping lower long-term ownership costs
Filter Maintenance – The filter replacement indicator lets you know when it is time for a new filter, making up keep simple and helping your air purifier run at its best. For consistent performance, replace the filter every 3–4 months based on usage and air conditions. For the best fit and reliable results, use genuine SIESEAN replacement filters by searching B0FVFQQXDR or B0GWLKWCGS on Amazon