airsense 11 filters
Skip itA concentrated shelf (top 5 take 90% of clicks) — this niche doesn't clear our bar today.
Conversion
Incredible17.2%search→purchase rate — share of searches ending in a sale
Returns
Incredible0.5%return rate — above 6% kills the launch gate
Review moat
Good1,048.33avg incumbent reviews — the moat a new listing must climb
Market size
Okay$236K$236K/yr · 129K searches
Avg price
Okay$10.62avg listing price — sweet spot $15–$100
Brand share
Bad90%top-5 brand share — brand-locked demand
Growth
Bad-7.3%90-day search growth — must beat 0% to launch
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Price range
Bad$6.57–$16.32cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Bad90%top-5 click share — a locked-up shelf
Competition
The top 5 products capture 90% of clicks — a locked-up shelf that new listings rarely crack.Brands
9 rising
Sellers
11
Top-5 brand share
90%
Open market
7%
- RespWave42%
- Bay State Importers20%
- RespLabs Medical Inc.18%
- rislabo5%
- MAXMEDI5%
- EnduriMed3%
- Open — no brand owns it (3 brands, 7%)
Product shelf
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 9 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
60-Pack Premium CPAP Filters Compatible with Airsense 11 & Aircurve 11 Machines Ultra Fine Replacement with Extra Thick High Filtration & Smooth Airflow Travel Friendly
RespWave$9.994.7★246 rev
20 Pack CPAP Filters Compatible with ResMed AirSense 11 Replacement Filters for Airsense 11 CPAP - Disposable Ultra Fine Filter Refills
Bay State Importers$9.834.8★1,400 rev
resplabs CPAP Filters for ResMed AirSense 11 and AirCurve 11-60 Pack Disposable Standard Replacement Filters - NOT for AirSense 10
RespLabs Medical Inc.$10.694.7★4,916 rev
Universal CPAP Filters Inline 4 Pack CPAP Inline Filter for CPAP Machine
rislabo$16.324.3★453 rev
30-Pack Premium CPAP Filters for ResMed AirSense 11 Series 3mm Thickened Disposable Replacement Filters Enhanced CPAP Machine Accessories (30 Filters)
MAXMEDI$9.094.8★300 rev
Newest
by launch date
24 Count of ASAP CPAP Standard Replacement Disposable Filters Compatible with ResMed AirSense 11 Series Device Durable Easy Installation Hygienic Airflow One-Year Supply (24 Filters)
ASAP CPAP$6.57148 rev
60-Pack Premium CPAP Filters Compatible with Airsense 11 & Aircurve 11 Machines Ultra Fine Replacement with Extra Thick High Filtration & Smooth Airflow Travel Friendly
RespWave$9.99246 rev
CPAP Filters 40Pcs for ResMed AirSense 11 Machine Premium Disposable Replacement Filter Standard Ultra Fine Filters for S11 CPAP Machines
CXWLTT$7.46148 rev
30-Pack Premium CPAP Filters for ResMed AirSense 11 Series 3mm Thickened Disposable Replacement Filters Enhanced CPAP Machine Accessories (30 Filters)
MAXMEDI$9.09300 rev
Universal CPAP Filters Inline 4 Pack CPAP Inline Filter for CPAP Machine
rislabo$16.32453 rev
Trending
90-day click momentum60-Pack Premium CPAP Filters Compatible with Airsense 11 & Aircurve 11 Machines Ultra Fine Replacement with Extra Thick High Filtration & Smooth Airflow Travel Friendly
RespWave$9.994.7★
24 Count of ASAP CPAP Standard Replacement Disposable Filters Compatible with ResMed AirSense 11 Series Device Durable Easy Installation Hygienic Airflow One-Year Supply (24 Filters)
ASAP CPAP$6.574.7★
20 Pack CPAP Filters Compatible with ResMed AirSense 11 Replacement Filters for Airsense 11 CPAP - Disposable Ultra Fine Filter Refills
Bay State Importers$9.834.8★
CPAP Filters 40Pcs for ResMed AirSense 11 Machine Premium Disposable Replacement Filter Standard Ultra Fine Filters for S11 CPAP Machines
CXWLTT$7.464.7★
Universal CPAP Filters Inline 4 Pack CPAP Inline Filter for CPAP Machine
rislabo$16.324.3★
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -7.3% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.7×
Reviews
What buyers praise and complain about, mined from review topics.What buyers love
“Fit good”
“Fair price”
“the build quality is excellent”
“As advertised”
“Is compatible”
“Works fine”
“Good and thick”
“easier breath”
“Easy to use”
“the purpose of them was clean the air coming into”
What buyers complain about
“looks like manufacturer could make some where only filter would be changed out so less wasteful”
“they are not as thick as the brand name”
“Waste of money”
“Does not fit airsense 10”
“A bit oversized for my resmed 2”
“I could feel myself breathing the fibers”
“The directions are very confusing”
“Very limited use”
“began to wake up in the middle of the night / morning with a severe headache”
“Nasty Smell GONE”