Replacement filter · large-room air purifier
Medify MA-40: replacement cartridge
Here is the exact cartridge the Medify MA-40 takes, its current price, how often to replace it, and what that works out to - $120/yr on our engine's math, not a guess.
What it costs to keep running
- Annual filter cost
- $120/yr
- 5-year total
- $850
This is the same figure our scoring engine uses on the Medify MA-40 scorecard, computed from each filter's price and yearly replacement count. Prices last checked 2026-06-01.
The cartridge it takes
MA-40 Genuine Replacement Filter
$59.99- Replace
- 2x per year (about every 6 months)
- Price checked
- 2026-06-01
This model takes the brand cartridge; we found no confirmed generic equivalent, so buy the part that matches the number above.
Reorder links are Amazon affiliate links: FilterScored earns a commission at no extra cost to you. Affiliate relationships never influence a score, which is computed by an engine from published specs and verified certifications.
Prices and part numbers are the ones we last verified from the manufacturer or a retailer listing on the dates shown; check the current price at the link before reordering. The annual figure is our engine's computation from that data, not a statement of what you will pay.
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