Membrane Solutions MSA3 Air Purifier, H13 True HEPA

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Product guide

Membrane Solutions MSA3 Air Purifier, H13 True HEPA

The Membrane Solutions MSA3 air purifier uses a three-stage filter with a pre-filter, H13 True HEPA element and activated carbon layer. Its claimed coverage is up to 1590 square feet, but the listing does not specify the operating conditions behind that maximum, so room size and cleaning needs matter when assessing fit.

At a glance

Three-stage filtration combines a pre-filter, H13 True HEPA filter and activated carbon filter.
Touch-button controls and AC power are listed.
The manufacturer claims up to 1590 square feet of coverage and 22 dB in sleep mode.

Price

$89.09Save 19%

Reference price: ~~$109.99~~

Price checked: Nov 14, 2026

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Often bought together

MSA3/MSA3S Replacement Filter for Membrane Solutions MSA3 Device | 3-Stage Filter Fit MSA3S Device, 1 Pack

$19.79

4 Pack MSB5 Filter Replacement for Membrane Solutions MSB5 Air Puri-fier | 3-in-1 Air Filter Replacement with High-Efficiency

$26.99

Pros and cons

Pros

The three listed filter stages target airborne particles and household odors through separate filtration layers.
A pre-installed three-in-one filter is listed as included, so the unit is described as ready with its filter installed.

Cons

Replacement-filter upkeep is a material consideration, and customer feedback reports that some filters lasted about two months.

Technical specifications

15 specifications

Identity
Brand	Membrane Solutions
Model	MSA3
Color	White

Filtration and coverage
Filter type	H13 TRUE HEPA PP electrostatic electret melt-blown filter
Filter stages	Pre-Filter, H13 TRUE HEPA Filter, and Activated Carbon Filter
Claimed particle filtration	99.97%
Particle retention size listed	0.01 micrometer
Claimed room coverage	1590 square_feet

Controls and power
Control methods listed	Touch
Power configuration	ac
Power consumption listed	44 watts
Noise level listed	22 db

Dimensions and installation
Dimensions listed	7.7"D x 13.1"W x 21.5"H
Weight listed	13.6 pounds

Certifications listed
Specification met	CARB Certified, ETL Certified

What to know before buying

Listing details to confirm

The listing's filtration details are inconsistent: one specification gives a 0.01 micrometer particle size, while the feature text says 99.97% capture down to 0.3 microns. The 1590-square-foot coverage claim has no stated operating conditions, and 22 dB is specified for sleep mode only. Check the selected model and room-sizing basis before buying.

What’s in the box

Included

1 x H13 True HEPA 3-in-1 Original Filter, pre-installed inside the air purifier

Who is it for?

A good fit for

Buyers seeking a touch-controlled air purifier with pre-filter, HEPA and activated-carbon stages.
People considering a unit for a larger room who can evaluate the listing's coverage claim against their specific room and use.

Less suited to

Buyers who need smart-app or voice control. Those features are described for the separate MSA3S model, not this MSA3.
Buyers unwilling to monitor filter condition or budget for replacement filters.

Membrane Solutions MSA3 Air Purifier, H13 True HEPA · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.5 / 5 · 10,119 ratings

5 stars76%76%
4 stars15%15%
3 stars4%4%
2 stars1%1%
1 star4%4%

Customer feedback highlights quiet operation, particularly in sleep mode, easy use and perceived improvements in air quality and allergy symptoms. Some customers also report that filters lasted only about two months. The quiet-mode praise is consistent with the listing's 22 dB sleep-mode claim, though that figure is a manufacturer claim rather than a verified measurement. Filter longevity is worth factoring into ongoing upkeep. Overall ratings skew positive, but ratings alone do not establish performance in a particular room.

Positive themes

Customers report quiet operation, especially in sleep mode.
Feedback describes easier use and perceived improvements in air quality and allergy symptoms.

Negative themes

Some customers report that filters lasted about two months.

Frequently asked questions

Does the MSA3 include a filter?

The listed contents specify one H13 True HEPA three-in-one original filter pre-installed inside the purifier.

Is this model app- or voice-controlled?

The MSA3 is listed with touch controls. The page describes app and Alexa control for the separate MSA3S model, not the MSA3.

What room size does the listing claim?

It claims coverage up to 1590 square feet, but does not state the conditions behind that maximum. Consider that uncertainty when matching it to a room.

What should I know about replacement filters?

The listing recommends genuine MSA3 filters and warns that non-official filters may not start the purifier. Customer feedback also includes reports of filters lasting about two months, so filter life may affect ongoing ownership.