Medify Air
Medify MA-40 Air Purifier: Detailed Spec Analysis
The Medify MA-40 2-Pack delivers medical-grade H13 HEPA filtration across a massive 1,793 sq ft coverage area, making it one of the more capable whole-house purifiers on the market. With a CADR of 406 CFM for dust and Energy Star certification, this bundle is built for allergy sufferers and pet owners managing air quality across multiple large rooms.
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Last updated: . Based on our analysis of 865+ air purifiers.
What Sets It Apart
Key specification highlights based on our analysis.
H13 HEPA Filtration
Medical-grade H13 HEPA filter captures 99.95%+ of particles at 0.3 microns
1793 sq ft Coverage
Covers large rooms up to 1793 sq ft (475 out of 932 purifiers cover 500+ sq ft)
Auto Mode with Air Quality Sensor
Automatically adjusts fan speed based on real-time air quality readings
Energy Star Certified
Meets energy efficiency standards (119 out of 932 purifiers are Energy Star certified)
Considerations
66 dB at Max Speed
May be noticeable at highest fan setting
No WiFi/App Control
Cannot be controlled remotely via smartphone app
Why We Recommend It
- 01.
H13 medical-grade HEPA filter captures 99.95% of particles at 0.3 microns, including pollen, pet dander, and fine smoke particles
- 02.
CADR of 406 CFM for dust delivers rapid air turnover in large rooms up to 1,793 sq ft
- 03.
Auto mode with built-in air quality indicator adjusts fan speed in real time without manual intervention
- 04.
Energy Star certified for efficient operation, plus CARB and ETL certifications for safety compliance
- 05.
Lifetime warranty when registered in the USA , rare for air purifiers in this tier
Considerations
- 01.
No WiFi or app control , you cannot adjust settings remotely or integrate with smart home systems like Alexa or Google Home
- 02.
Noise reaches 66 dB at max speed, comparable to a normal conversation, which may be disruptive in quiet bedrooms or offices
- 03.
Minimum noise of 46 dB is audible in very quiet spaces, even on the lowest fan setting
Technical Specifications
| Feature | Specification |
|---|---|
| Purifier Type | Whole house |
| Coverage Area | 1793 sq ft |
| Recommended Room | large rooms, homes, apartments, bedrooms, living rooms, offices, schools |
| Filter Type | Hepa h13 |
| HEPA Grade | H13 |
| Carbon Filter | Yes |
| Pre-Filter | Yes |
| CADR (Dust) | 406 cfm |
| Noise (Min) | 46 dB |
| Noise (Max) | 66 dB |
| Voltage | 110VV |
| Energy Star | Yes |
| Timer | Yes |
| Auto Mode | Yes |
| Sleep Mode | Yes |
| Fan Speeds | 3 |
| Air Quality Indicator | Yes |
| Height | 22" |
| Width | 10.9" |
| Depth | 9.9" |
| Weight | 17.25 lbs |
| Filter Life | 6 months |
| Filter Model | B07MTQFFNT |
| Child Lock | Yes |
| Filter Change Indicator | Yes |
| Certifications | CARB, ETL, Energy Star |
| Warranty Details | USA registered Lifetime Warranty |
Filtration Technology
The MA-40 uses a three-stage filtration system: a pre-filter captures large particles like pet hair and dust, the H13 True HEPA filter removes 99.95% of airborne particles down to 0.1 microns (including pollen, mold spores, and bacteria), and the activated carbon filter absorbs odors, smoke, and VOCs. The H13 grade places this above standard True HEPA (H11/H12) filters found in many competitors, putting it closer to hospital-grade air purification.
Noise & Performance
With a dust CADR of 406 CFM, the MA-40 can process the air in a 1,793 sq ft space in about one hour , placing it in the top tier for coverage among consumer purifiers. Noise ranges from 46 dB on the lowest setting to 66 dB at maximum speed; the low setting is comparable to a quiet library with some ambient hum, while max speed sounds like a normal conversation.
For bedroom use, the dedicated sleep mode dims the display and reduces fan speed, though sensitive sleepers may still notice the baseline noise.
Smart Features & Controls
The touch-panel controls offer three fan speeds, auto mode, sleep mode, and a programmable timer, all paired with a built-in air quality indicator that provides real-time feedback. Auto mode is the standout feature , it reads ambient air quality and adjusts fan speed accordingly, eliminating the need for constant manual adjustments.
However, there is no WiFi connectivity or smartphone app, so all control must happen at the unit itself, and there is no integration with Alexa, Google Home, or other smart home platforms.
Filter Maintenance
Replacement filters (model B07MTQFFNT) have a six-month lifespan under normal use, and the built-in filter change indicator alerts you when it is time for a swap. The pre-filter captures larger debris to extend the life of the HEPA and carbon stages.
Maintenance is straightforward , no tools are required for filter replacement, and the pre-filter can be vacuumed periodically to maintain optimal airflow between full filter changes.
Who Is This Air Purifier For?
Ideal For
- ✓ Allergy and asthma sufferers , H13 HEPA filtration captures 99.95%+ of allergens including pollen, dust mites, and pet dander down to 0.1 microns
- ✓ Pet owners in large homes , carbon filter neutralizes pet odors while the HEPA filter traps dander and fine pet hair across 1,793 sq ft
- ✓ Homeowners needing whole-house coverage , the 2-pack bundle lets you place units in separate rooms like bedrooms, living rooms, and offices
- ✓ Wildfire smoke and odor management , three-stage filtration with activated carbon absorbs smoke particles, cooking smells, and VOCs
Not Ideal For
- ✕ Smart home enthusiasts , no WiFi, app control, or voice assistant integration means you must adjust settings manually at the unit
- ✕ Light sleepers in very quiet rooms , the 46 dB minimum noise floor is louder than many competitors' sleep modes, which often sit below 30 dB
- ✕ Small apartment dwellers looking for an entry-level option , the 2-pack is designed for large spaces, and a single smaller unit would be more well-equipped for studios or one-bedroom apartments
Setup is minimal , remove the unit from packaging, open the back panel, unwrap the sealed HEPA filter, reinstall it, and power on. The MA-40 is ready to operate within minutes of unboxing with no tools required.
Run the unit on the highest speed for the first 30-60 minutes to quickly cycle air through the new filter and establish a baseline reading on the air quality indicator
Place the unit at least 12-18 inches from walls for unobstructed 360-degree air intake
Medify offers a USA registered Lifetime Warranty, which is exceptionally generous compared to the 1-3 year warranties typical of most air purifiers. Registration is required to activate the warranty, so be sure to register your units promptly after purchase.
FAQ
How often do I need to replace the HEPA filter in the Medify MA-40?
The replacement filter (model B07MTQFFNT) lasts approximately six months under normal use. The MA-40 has a built-in filter change indicator that alerts you when the filter needs replacing.
In homes with heavy pet dander, smoke, or high dust levels, you may need to replace it slightly sooner.
Is the Medify MA-40 quiet enough for a bedroom?
The MA-40 includes a dedicated sleep mode that reduces fan speed and dims display lights. However, the minimum noise level is 46 dB, which is audible in very quiet bedrooms.
On medium and high settings, noise increases up to 66 dB. Light sleepers may want to test the sleep mode before committing to overnight use.
Can the Medify MA-40 actually cover 1,793 sq ft?
Yes, each unit delivers a dust CADR of 406 CFM, which is sufficient to cycle the air in a 1,793 sq ft space roughly once per hour. For faster air changes or heavily polluted spaces, using the 2-pack across separate rooms or zones in your home will provide more effective coverage than relying on a single unit for the entire area.
Does the Medify MA-40 work with Alexa or Google Home?
No, the MA-40 does not have WiFi connectivity or app control, so it cannot integrate with Alexa, Google Home, or other smart home systems. All adjustments must be made via the touch controls on the unit itself.
If smart home integration is a priority, you would need to look at purifiers from brands that offer app-connected models.
Does the Medify MA-40 remove smoke and wildfire odors?
The three-stage filtration system is effective against smoke. The H13 HEPA filter captures fine smoke particles down to 0.1 microns, while the activated carbon filter absorbs smoke odors, VOCs, and other gases.
With a CADR of 406 CFM, it can clear smoke from large living rooms and open-plan spaces relatively quickly.
Is the Medify MA-40 good for pet owners with allergies?
The MA-40 is an excellent choice for pet owners. The pre-filter traps pet hair and larger debris, the H13 HEPA filter captures 99.95% of pet dander particles, and the activated carbon filter neutralizes pet odors.
The 1,793 sq ft coverage means it can handle homes and apartments where pets roam freely across multiple rooms.
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Bottom Line
The Medify MA-40 2-Pack is a strong choice for anyone needing serious whole-house air purification with medical-grade filtration. The combination of H13 HEPA, high CADR, Energy Star efficiency, and a lifetime warranty makes this bundle hard to beat for large homes with allergy sufferers or pets.
Skip it if smart home control or ultra-quiet operation are dealbreakers.
Best for allergy and pet households needing whole-house H13 HEPA coverage across large spaces
Consider alternatives if you need WiFi/app control or require near-silent operation below 30 dB for light sleepers
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