---
title: "resmed airsense 11 dc adapter — Niche Verdict: Skip it (47/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/health-household/resmed-airsense-11-dc-adapter"
last_updated: "2026-07-14T06:22:22.632Z"
locale: en
meta:
  description: "a concentrated shelf (top 5 take 74% of clicks) — resmed airsense 11 dc adapter doesn't clear our bar today."
  "og:description": "a concentrated shelf (top 5 take 74% of clicks) — resmed airsense 11 dc adapter doesn't clear our bar today."
  "og:title": "resmed airsense 11 dc adapter — Niche Verdict: Skip it (47/100) | Amazon United States - Flapen"
---

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# **resmed airsense 11 dc adapter**

**Skip it**

A concentrated shelf (top 5 take 74% of clicks) — this niche doesn't clear our bar today.

Market size 33Growth 35Conversion 95Competition 21Returns 44Price range 77Avg price 95Brand share 43Review moat 86Quality gap 23

**Conversion**

**Great****12.0%**

search→purchase rate — share of searches ending in a sale

**Avg price**

**Incredible****$25.53**

avg listing price — sweet spot $15–$100

**Review moat**

**Great****281.21**

avg incumbent reviews — the moat a new listing must climb

**Price range**

**Great****$10.13–$31.99**

cheapest to priciest tracked listing — scored on the share inside $15–$100

**Returns**

**Okay****3.7%**

return rate — above 6% kills the launch gate

**Brand share**

**Okay****79%**

top-5 brand share — brands hold most of the demand

**Growth**

**Okay****+8.3%**

90-day search growth — must beat 0% to launch

**Market size**

**Okay****$158K**

$158K/yr · 52K searches

**Quality gap**

**Bad****4.6★**

avg incumbent rating — lower means beatable quality

**Competition**

**Bad****74%**

top-5 click share — a locked-up shelf

## **Competition**

The top 5 products capture 74% of clicks — a locked-up shelf that new listings rarely crack.

**Brands**

**12 **—flat

**Sellers**

**13**

**Top-5 brand share**

**79%**

**Open market**

**17%**

- FLGAN31% - HKY21% - NENASEW13% - Arkare7% - LIFKAHY7% - vhbw4% - Open — no brand owns it (6 brands, 17%)

## **Product shelf**

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%10%$16K20%$32K30%$47K40%$63K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 14 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![65W 24V 2.71A Power Supply Charger Compatible with ResMed AirSense 11 AutoSet Elite CPAP Air11 65W 39205 E1399 ResMed 390010 R390-7230 Power Cord resmed airsense 11 Charger](https://m.media-amazon.com/images/I/31Mj+cwE3vL.jpg)**65W 24V 2.71A Power Supply Charger Compatible with ResMed AirSense 11 AutoSet Elite CPAP Air11 65W 39205 E1399 ResMed 390010 R390-7230 Power Cord resmed airsense 11 Charger**FLGAN**$28.85**4.6★340 rev](https://www.amazon.com/dp/B0BBVLDBN2) [2![HKY Replacement Resmed AirSense 11 Power Supply 24V 65W AC Adapter for All Resmed AirSense 11 CPAP Machine AirSense 11 AutoSet/AirSense 11 Elite/AirSense 11 CPAP Power Cord Resmed Airsense 11 Supplies](https://m.media-amazon.com/images/I/41EqxvhRpAL.jpg)**HKY Replacement Resmed AirSense 11 Power Supply 24V 65W AC Adapter for All Resmed AirSense 11 CPAP Machine AirSense 11 AutoSet/AirSense 11 Elite/AirSense 11 CPAP Power Cord Resmed Airsense 11 Supplies**HKY**$28.63**4.8★294 rev](https://www.amazon.com/dp/B0BYHTFJLG) [3![65W Replacement CPAP Adapter for Resmed Airsense 11 CPAP AirSense 11 AutoSet/AirSense 11 Elite AirMini Portable CPAP Charger; E1399 39205 38828 Resmed AirSense 11 CPAP Power Supply 24V](https://m.media-amazon.com/images/I/41QczzyO5OL.jpg)**65W Replacement CPAP Adapter for Resmed Airsense 11 CPAP AirSense 11 AutoSet/AirSense 11 Elite AirMini Portable CPAP Charger; E1399 39205 38828 Resmed AirSense 11 CPAP Power Supply 24V**NENASEW**$26.63**4.6★212 rev](https://www.amazon.com/dp/B0DYV4NSVZ) [4![Arkare 65W 24V 2.71A Power Cord Compatible with ResMed AirSense 11 Supplies S11 AirMini AutoSet Elite CPAP Machine Air11 E1399 39205 390000 390010 R390-7230 Power Supply Charger 10.8FT](https://m.media-amazon.com/images/I/41z5O2fFM8L.jpg)**Arkare 65W 24V 2.71A Power Cord Compatible with ResMed AirSense 11 Supplies S11 AirMini AutoSet Elite CPAP Machine Air11 E1399 39205 390000 390010 R390-7230 Power Supply Charger 10.8FT**Arkare**$20.10**4.1★64 rev](https://www.amazon.com/dp/B0D48QL3HX) [5![LIFKAHY 65W Charger Compatible with Resmed AirSense 11 Power Supply 24V/2.71A AC Adapter Compatible with AirSense 11 AutoSet Elite CPAP Machine AirMini Auto CPAP Machines 390010 R390-7230 Power Cord](https://m.media-amazon.com/images/I/41Lukos7doL.jpg)**LIFKAHY 65W Charger Compatible with Resmed AirSense 11 Power Supply 24V/2.71A AC Adapter Compatible with AirSense 11 AutoSet Elite CPAP Machine AirMini Auto CPAP Machines 390010 R390-7230 Power Cord**LIFKAHY**$29.80**4.6★30 rev](https://www.amazon.com/dp/B0FKSLX5W4)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![VRAVEK 65W Charger Compatible with ResMed AirSense 11 CPAP Machines Air11 AutoSet Elite Replacement Power Cord Supply 39205 390010 E1399 R390-7230 24V 2.71A AC Adapter](https://m.media-amazon.com/images/I/414+O6-pnrL.jpg)**VRAVEK 65W Charger Compatible with ResMed AirSense 11 CPAP Machines Air11 AutoSet Elite Replacement Power Cord Supply 39205 390010 E1399 R390-7230 24V 2.71A AC Adapter**VRAVEK**$28.27**24 rev3mo ago](https://www.amazon.com/dp/B0GVJFFZ19) [![24V 65W Power Supply Compatible with AD-ResMed AirSense 11 AirSense 11 AutoSet AirSense 11 CPAP AirSense 11 Elite CPAP AD-ResMed 390010 R390-7230 Power Cord](https://m.media-amazon.com/images/I/41oUUtKOB7L.jpg)**24V 65W Power Supply Compatible with AD-ResMed AirSense 11 AirSense 11 AutoSet AirSense 11 CPAP AirSense 11 Elite CPAP AD-ResMed 390010 R390-7230 Power Cord**SANJOON**$23.02**7 rev10mo ago](https://www.amazon.com/dp/B0FPLP6BSY) [![LIFKAHY 65W Charger Compatible with Resmed AirSense 11 Power Supply 24V/2.71A AC Adapter Compatible with AirSense 11 AutoSet Elite CPAP Machine AirMini Auto CPAP Machines 390010 R390-7230 Power Cord](https://m.media-amazon.com/images/I/41Lukos7doL.jpg)**LIFKAHY 65W Charger Compatible with Resmed AirSense 11 Power Supply 24V/2.71A AC Adapter Compatible with AirSense 11 AutoSet Elite CPAP Machine AirMini Auto CPAP Machines 390010 R390-7230 Power Cord**LIFKAHY**$29.80**30 rev11mo ago](https://www.amazon.com/dp/B0FKSLX5W4) [![LIFKAHY 90W AC Adapter for ResMed Cpap Airsense 10 Power Cord ResMed aircurve 10 Autoset for Her CPAP Elite Power Adapter for AirCurve 10 and AirCurve 10S 10VAuto 10 ASV Charger (Yellow tip 1 pin)](https://m.media-amazon.com/images/I/41Y11POXhpL.jpg)**LIFKAHY 90W AC Adapter for ResMed Cpap Airsense 10 Power Cord ResMed aircurve 10 Autoset for Her CPAP Elite Power Adapter for AirCurve 10 and AirCurve 10S 10VAuto 10 ASV Charger (Yellow tip 1 pin)**LIFKAHY**$31.99**49 rev11mo ago](https://www.amazon.com/dp/B0FKH7PH2B) [![90W AC Adapter Replacement for Resmed AirSense 10 CPAP Machine/Elite/AutoSet/AutoSet for Her AirSense 10 Power Cord; AirCurve 10 Bilevel 10 S/10 VAuto/10 ASV; 370001 resmed airsense 10 Power Supply](https://m.media-amazon.com/images/I/41JOeMv3LBL.jpg)**90W AC Adapter Replacement for Resmed AirSense 10 CPAP Machine/Elite/AutoSet/AutoSet for Her AirSense 10 Power Cord; AirCurve 10 Bilevel 10 S/10 VAuto/10 ASV; 370001 resmed airsense 10 Power Supply**NENASEW**$21.97**179 rev1y ago](https://www.amazon.com/dp/B0F43JDJQF)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![VRAVEK 65W Charger Compatible with ResMed AirSense 11 CPAP Machines Air11 AutoSet Elite Replacement Power Cord Supply 39205 390010 E1399 R390-7230 24V 2.71A AC Adapter](https://m.media-amazon.com/images/I/414+O6-pnrL.jpg)**VRAVEK 65W Charger Compatible with ResMed AirSense 11 CPAP Machines Air11 AutoSet Elite Replacement Power Cord Supply 39205 390010 E1399 R390-7230 24V 2.71A AC Adapter**VRAVEK**$28.27**4.9★**▲ 283%**](https://www.amazon.com/dp/B0GVJFFZ19) [![24V 65W Power Supply Compatible with AD-ResMed AirSense 11 AirSense 11 AutoSet AirSense 11 CPAP AirSense 11 Elite CPAP AD-ResMed 390010 R390-7230 Power Cord](https://m.media-amazon.com/images/I/41oUUtKOB7L.jpg)**24V 65W Power Supply Compatible with AD-ResMed AirSense 11 AirSense 11 AutoSet AirSense 11 CPAP AirSense 11 Elite CPAP AD-ResMed 390010 R390-7230 Power Cord**SANJOON**$23.02**4.6★**▲ 199%**](https://www.amazon.com/dp/B0FPLP6BSY) [![LIFKAHY 65W Charger Compatible with Resmed AirSense 11 Power Supply 24V/2.71A AC Adapter Compatible with AirSense 11 AutoSet Elite CPAP Machine AirMini Auto CPAP Machines 390010 R390-7230 Power Cord](https://m.media-amazon.com/images/I/41Lukos7doL.jpg)**LIFKAHY 65W Charger Compatible with Resmed AirSense 11 Power Supply 24V/2.71A AC Adapter Compatible with AirSense 11 AutoSet Elite CPAP Machine AirMini Auto CPAP Machines 390010 R390-7230 Power Cord**LIFKAHY**$29.80**4.6★**▲ 164%**](https://www.amazon.com/dp/B0FKSLX5W4) [![LIFKAHY 90W AC Adapter for ResMed Cpap Airsense 10 Power Cord ResMed aircurve 10 Autoset for Her CPAP Elite Power Adapter for AirCurve 10 and AirCurve 10S 10VAuto 10 ASV Charger (Yellow tip 1 pin)](https://m.media-amazon.com/images/I/41Y11POXhpL.jpg)**LIFKAHY 90W AC Adapter for ResMed Cpap Airsense 10 Power Cord ResMed aircurve 10 Autoset for Her CPAP Elite Power Adapter for AirCurve 10 and AirCurve 10S 10VAuto 10 ASV Charger (Yellow tip 1 pin)**LIFKAHY**$31.99**4.5★**▲ 75%**](https://www.amazon.com/dp/B0FKH7PH2B) [![HKY Replacement Resmed AirSense 11 Power Supply 24V 65W AC Adapter for All Resmed AirSense 11 CPAP Machine AirSense 11 AutoSet/AirSense 11 Elite/AirSense 11 CPAP Power Cord Resmed Airsense 11 Supplies](https://m.media-amazon.com/images/I/41EqxvhRpAL.jpg)**HKY Replacement Resmed AirSense 11 Power Supply 24V 65W AC Adapter for All Resmed AirSense 11 CPAP Machine AirSense 11 AutoSet/AirSense 11 Elite/AirSense 11 CPAP Power Cord Resmed Airsense 11 Supplies**HKY**$28.63**4.8★**▲ 39%**](https://www.amazon.com/dp/B0BYHTFJLG)

**~~View all trending →~~**

## **Demand & seasonality**

Weekly Amazon search volume, last 104 weeks — +8.3% search growth over the last 90 days.

1K750Spike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay

Peak months: Jul · busiest ÷ quietest = 1.5×

## **Reviews**

What buyers praise and complain about, mined from review topics.

### **What buyers love **

**Size-Overall**16%

*“Plug fits securely”*

**Value For Money**16%

*“Fair price”*

**Advertised Vs Actual Product**16%

*“As advertised”*

**Compatibility-Overall**12%

*“no compatibility issues”*

**Quality-Overall**9%

*“Good Quality”*

**Portability**6%

*“Also put it in my travel bag so I wouldn't accidentally forget to pack it when I traveled”*

**Durability**5%

*“fairly durable”*

**Charging**4%

*“Reliable Charger”*

**Efficiency**3%

*“Works perfectly”*

**Ease Of Use**2%

*“It was easy to use”*

### **What buyers complain about **

**Noise Level**13%

*“except thatit has a buzz/hum”*

**Durability**11%

*“understand that long-term durability is harder to predict than with an OEM replacement”*

**Size-Overall**10%

*“Wrong size”*

**Quality-Overall**8%

*“Cheap”*

**Value For Money**6%

*“There is a lot of competition at this PSU's price point”*

**Functionality-Overall**5%

*“that should have worked did not”*

**Heating**4%

*“the power box gets extremely hot”*

**Length**4%

*“The power cord itself is about 1ft shorter than the original”*

**Advertised Vs Actual Product**3%

*“Power Cord Not as Shown”*

**Thickness**3%

*“Cord very thin”*

### **Top return reasons **

**Compatibility-Overall**33%

**Functionality-Overall**14%

**Size-Overall**13%

**Defective Material/Parts**8%

**Connectivity-Overall**6%

**Charging**6%

**Advertised Vs Actual Product**4%

**Value For Money**4%

**Noise Level**3%

**Socket/Port/Plug**3%