---
title: "Flat Extension Cord Under Carpet — $81K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/electronics/flat-extension-cord-under-carpet"
last_updated: "2026-08-11T17:11:19.240Z"
locale: en
meta:
description: "Niche score 42/100 · $81K/yr market · 109K searches/yr · $18.90 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 42/100 · $81K/yr market · 109K searches/yr · $18.90 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Flat Extension Cord Under Carpet — $81K/yr Amazon US Niche (2026) - Flapen"
---
# **flat extension cord under carpet**
**Skip it**
Strong incumbent ratings (4.7★) — this niche doesn't clear our bar today.
Market size 20Growth 29Conversion 49Competition 43Returns 83Price range 77Avg price 85Brand share 36Review moat 24Quality gap 17
**Avg price**
**Great****$18.90**
avg listing price — sweet spot $15–$100
**Returns**
**Great****1.6%**
return rate — above 5% kills the launch gate
**Price range**
**Great****$10.80–$29.09**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Okay****3.9%**
search→purchase rate — share of searches ending in a sale
**Competition**
**Okay****59%**
top-5 click share — leaders hold, buyers still browse
**Brand share**
**Okay****83%**
top-5 brand share — brands hold most of the demand
**Growth**
**Okay****+3.1%**
90-day search growth — must beat 0% to launch
**Review moat**
**Bad****5,831.95**
avg incumbent reviews — the moat a new listing must climb
**Market size**
**Bad****$81K**
$81K/yr · 109K searches
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
According to Flapen's Amazon United States niche tracking, flat extension cord under carpet is a $81K/yr Amazon United States market (109K searches/yr). The top 5 brands hold 83% of demand. Demand peaks in Dec. Verdict: Skip it — 42/100.
Data updated Jul 17, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **flat extension cord under carpet market data**
- **Units sold / yr**
- **4K–5K**
- avg 100–250/product
- **Revenue / yr**
- **$76K–$95K**
- units × avg price
- **Conversion rate**
- **3.9%**
- **Avg BSR**
- **#150**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **84%**
- **Out of stock**
- **3.6%**
- **Avg brand age**
- **50 months**
- **Avg seller age**
- **188 days**
## **Competition & brand share**
The top 5 products take 59% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**12 **—flat
**Sellers**
**21**
**Top-5 brand share**
**83%**
Top 20: 100%
**Top-5 click share**
**59%**
Top 20: 100%
**Open market**
**12%**
- NTONPOWER43% - Anker13% - Maximm12% - ROOTOMA8% - One Beat6% - SUPERDANNY4% - Open — no brand owns it (6 brands, 12%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +3.1% search growth over the last 90 days.
3K2KHoliday '24Prime Day '25Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Dec · busiest ÷ quietest = 1.5×
[**Open Trend **](https://flapen.com/research/us/electronics/flat-extension-cord-under-carpet/trend)
## **Top flat extension cord under carpet search terms**
- **under carpet extension cord**22K/yr+6.9%2.7% conv. - **flat extension cord for under rug**15K/yr+6.8%3.3% conv. - **under rug extension cord**19K/yr+3.3%3.6% conv. - **under door extension cord**11K/yr+10.6%1.4% conv. - **flat under rug extension cord**7K/yr+17.0%2.6% conv. - **flat extension cord under carpet**6K/yr+6.8%1.3% conv. - **under rug extension cord lay flat**7K/yr-14.5%3.0% conv. - **flat extension cord under rug**4K/yr+29.8%3.1% conv. - **flat under carpet extension cord**3K/yr+19.6%2.7% conv. - **extension cord for under rug**3K/yr+0.5%3.3% conv. [**All search terms **](https://flapen.com/research/us/electronics/flat-extension-cord-under-carpet/search-terms)
## **Top flat extension cord under carpet products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%10%$8K20%$16K30%$24K40%$32K1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 19 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Flat Extension Cord 15 Ft NTONPOWER Ultra Thin Flat Extension Cord Under Carpet Rug Door Wall Mount Power Strip Flat Plug with 4 Outlets 3 USB(1 USB-C) Overload Protection for Home Office Black**NTONPOWER**$25.56**4.6★681 rev](https://www.amazon.com/dp/B09B4T3T6R) [2**Anker Power Strip with 300J Surge Protector Flat Plug Extension Cord with Multiple Outlets 6 AC 2 USB A & 2 USB C Ports for 20W 5ft Outlet Extender Dorm Room Essentials Home Office**Anker**$23.41**4.7★4,532 rev](https://www.amazon.com/dp/B0CKR8NBJL) [3**Flat Extension Cord 15 FT Behind Furniture-Ultra Slim Cord Under Carpet Rug Door Long Power Bar with 3 USB 3 Outlets Low Profile Power Strip for Travel Office Indoor 1080 Joules Protected**ROOTOMA**$18.78**4.6★264 rev](https://www.amazon.com/dp/B0CW8NQNG4) [4**Maximm Cable 10 Ft 360 Rotating Flat Plug Extension Cord/Wire 16 AWG Multi 3 Outlet Extension Wire 3 Prong Grounded Wire - White - UL Certified**Maximm**$17.82**4.8★21,102 rev](https://www.amazon.com/dp/B0721TY338) [5**One Beat 10Ft Extension Cord with Multiple Outlets Flat Plug Power Strip Surge Protector with 10 Ft Long Cord 6 Outlet 4 USB Ports (2USB C) Multi Outlet Wall Plug for Travel College Dorm Essentials**One Beat**$13.48**4.8★7,361 rev](https://www.amazon.com/dp/B0CKKLDZM8)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**15 Ft Extension Cord with Multiple Outlets Long Extension with 6 Outlets 4 USB Ports(2 USB C) Flat Plug Surge Protector Power Strip for Home Office Supplies Dorm Essentials**SUPERDANNY**$15.21**237 rev4mo ago](https://www.amazon.com/dp/B0G2LZPN6B) [**Flat Plug Extension Cord 15 Ft NTONPOWER Ultra Thin Flat Extension Cord Under Carpet Rug Door 3 Outlets Power Strip with 3 USB Ports Wall Mount Overload Protection for Indoor Home Office Black**NTONPOWER**$26.17**681 rev4mo ago](https://www.amazon.com/dp/B0GQ3QJC12) [**Flat Plug Extension Cord with 3 Outlets - 8 ft White Low Profile Indoor 3 Prong Grounded Power Strip for Home Office & Travel - 16/3 AWG 13A/1625W**LitStar**$12.91**912 rev1y ago](https://www.amazon.com/dp/B0FHJQQFC6) [**10Ft Extension Cord with Multiple Outlets Flat Plug Surge Protector Power Strip 10 Ft Long Cord 8 Outlets & 4 USB Ports (2 USB C) Desk Charging Station for Home Office College Dorm Room Essentials**SUPERDANNY**$12.39**6,260 rev1y ago](https://www.amazon.com/dp/B0DZ254SSR) [**NUTICT 15FT Flat Extension Cord 3 Outlets Right Angle Plug Three Prong Cord Extension with Surge Protector ETL Listed 13A/1625W Ultra Thin Plug for Microwave TV Laptop Behind Furniture White**NUTICT**$15.82**620 rev1y ago](https://www.amazon.com/dp/B0DMJZ3SB2)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Flat Plug Extension Cord 15 Ft NTONPOWER Ultra Thin Flat Extension Cord Under Carpet Rug Door 3 Outlets Power Strip with 3 USB Ports Wall Mount Overload Protection for Indoor Home Office Black**NTONPOWER**$26.17**4.6★**▲ 291%**](https://www.amazon.com/dp/B0GQ3QJC12) [**15 Ft Extension Cord with Multiple Outlets Long Extension with 6 Outlets 4 USB Ports(2 USB C) Flat Plug Surge Protector Power Strip for Home Office Supplies Dorm Essentials**SUPERDANNY**$15.21**4.7★**▲ 288%**](https://www.amazon.com/dp/B0G2LZPN6B) [**Flat Extension Cord 10 ft NTONPOWER Flat Plug Power Strip with 3 Outlets 4 USB Ports(2 USB C) Ultra Thin Extension Cord Under Carpet Mountable Outlet Extender Long Cord for Home Office Dorm Room**NTONPOWER**$18.68**4.7★**▲ 128%**](https://www.amazon.com/dp/B0C1NN68K6) [**TROND Flat Extension Cord 6 Feet - Right Angled Flat Plug Power Strip ETL Listed 3 Plug Extension Outlets Three Prong SPT 16/3 Gauge 13A Small for Indoor Home Office Cruise Ship Travel White**TROND**$10.80**4.8★**▲ 118%**](https://www.amazon.com/dp/B0CHZ1QCDX) [**Flat Plug Extension Cord with 3 Outlets - 8 ft White Low Profile Indoor 3 Prong Grounded Power Strip for Home Office & Travel - 16/3 AWG 13A/1625W**LitStar**$12.91**4.8★**▲ 106%**](https://www.amazon.com/dp/B0FHJQQFC6)
**~~View all trending →~~**
## **What buyers say about flat extension cord under carpet**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**16%
*“great build quality”*
**Advertised Vs Actual Product**14%
*“Looks exactly as pictured”*
**Socket/Port/Plug**14%
*“It has many ports”*
**Charging**8%
*“charges well”*
**Value For Money**7%
*“Awesome for the price”*
**Ease Of Use**7%
*“Easy Peasy”*
**Design-Overall**5%
*“nice sleek design”*
**Size-Overall**5%
*“I like the size”*
**Add-Ons/Attachments**3%
*“This was the perfect extension for my living room”*
**Portability**3%
*“Great for traveling”*
### **What buyers complain about **
**Charging**12%
*“Does not charge”*
**Socket/Port/Plug**12%
*“Sockets dont fit anything”*
**Durability**12%
*“Stopped working”*
**Functionality-Overall**8%
*“Didnt work”*
**Quality-Overall**6%
*“Poor quality- Stopped working after 6 months”*
**Size-Overall**5%
*“Not the most narrow”*
**Heating**4%
*“the charger itself was very hot”*
**Value For Money**3%
*“A little pricey”*
**Noise Level**3%
*“Recently Ive noticed a buzzing noise”*
**Flammable**3%
*“Caught on fire”*
### **Top return reasons **
**Size-Overall**25%
**Socket/Port/Plug**13%
**Advertised Vs Actual Product**9%
**Add-Ons/Attachments**9%
**Functionality-Overall**8%
**Value For Money**8%
**Defective Material/Parts**4%
**Compatibility-Overall**4%
**Charging**3%
**Connectivity-Overall**2%
## **Common questions**
- **Is flat extension cord under carpet profitable to sell on Amazon United States?**
- The niche generates $81K/yr across 19 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is +3.1%. Flapen's verdict: Skip it (42/100).
- **How competitive is the flat extension cord under carpet niche?**
- 12 brands and 21 sellers compete. The top 5 products take 59% of clicks and top 5 brands hold 83% of demand.
- **What do buyers complain about in flat extension cord under carpet?**
- Top complaints mined from reviews: Charging, Socket/Port/Plug, Durability. The return rate is 1.6%.
- **When does demand for flat extension cord under carpet peak?**
- Demand peaks in Dec; the busiest month runs 1.5× the quietest.
- **What does it cost to enter the flat extension cord under carpet niche?**
- Listings span $10.80–$29.09; the average listing price is $18.90 (sweet spot $15–$100). The average incumbent carries 5,832 reviews — the moat a new listing must climb.
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