---
title: "Black Extension Cord 10 Ft — $177K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/black-extension-cord-10-ft"
last_updated: "2026-08-08T19:12:19.412Z"
locale: en
meta:
description: "Niche score 44/100 · $177K/yr market · 66K searches/yr · $13.11 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 44/100 · $177K/yr market · 66K searches/yr · $13.11 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Black Extension Cord 10 Ft — $177K/yr Amazon US Niche (2026) - Flapen"
---
# **black extension cord 10 ft**
**Skip it**
Strong incumbent ratings (4.8★) — this niche doesn't clear our bar today.
Market size 36Growth 25Conversion 100Competition 26Returns 79Price range 71Avg price 59Brand share 39Review moat 20Quality gap 14
**Conversion**
**Incredible****20.5%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Great****1.8%**
return rate — above 5% kills the launch gate
**Price range**
**Good****$6.80–$34.82**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Good****$13.11**
avg listing price — sweet spot $15–$100
**Brand share**
**Okay****82%**
top-5 brand share — brands hold most of the demand
**Market size**
**Okay****$177K**
$177K/yr · 66K searches
**Competition**
**Okay****70%**
top-5 click share — leaders hold, buyers still browse
**Growth**
**Bad****-0.3%**
90-day search growth — must beat 0% to launch
**Review moat**
**Bad****13,750.33**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Bad****4.8★**
avg incumbent rating — lower means beatable quality
According to Flapen's Amazon United States niche tracking, black extension cord 10 ft is a $177K/yr Amazon United States market (66K searches/yr). The top 5 brands hold 82% of demand. Verdict: Skip it — 44/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **black extension cord 10 ft market data**
- **Units sold / yr**
- **15K–20K**
- avg 500–750/product
- **Revenue / yr**
- **$197K–$262K**
- units × avg price
- **Conversion rate**
- **20.5%**
- **Avg BSR**
- **#32**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **87%**
- **Out of stock**
- **2.8%**
- **Avg brand age**
- **47 months**
- **Avg seller age**
- **206 days**
## **Competition & brand share**
The top 5 products take 70% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**13 **▼falling
**Sellers**
**25**
**Top-5 brand share**
**82%**
Top 20: 100%
**Top-5 click share**
**70%**
Top 20: 100%
**Open market**
**14%**
- Amazon Basics28% - Skrizcable17% - Vockjour16% - Seeklyze15% - SUPERDANNY7% - BindMaster5% - Open — no brand owns it (7 brands, 14%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -0.3% search growth over the last 90 days.
2K2KHoliday '24Spike '25Holiday '25 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.4×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/black-extension-cord-10-ft/trend)
## **Top black extension cord 10 ft search terms**
- **black extension cord 10+ ft**26K/yr-16.5%11.2% conv. - **black extension cord 10 ft**21K/yr-2.0%15.3% conv. - **10 ft black extension cord**5K/yr+32.1%18.9% conv. - **10ft black extension cord**4K/yr+47.6%19.7% conv. - **extension cord black 10 ft**4K/yr+13.4%13.8% conv. - **10 foot black extension cord**3K/yr+31.0%21.3% conv. - **10 black extension cord**3K/yr+13.6%23.6% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/black-extension-cord-10-ft/search-terms)
## **Top black extension cord 10 ft 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%5%$9K10%$18K15%$27K20%$35K1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 15 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Amazon Basics Extension Cord 10 Ft 3 Prong Outlet Extender Indoor 13 Amps 125V Black**Amazon Basics**$7.12**4.8★61,533 rev](https://www.amazon.com/dp/B075BMVZ2N) [2**16/3 Black Indoor Outdoor Extension Cord 10 Ft Waterproof Extension Cord with 3 Prong Grounded Plug 13A 1625W 16AWG SJTW Flexible Weatherproof Power Cable for Offices Gardens and Lawns**Vockjour**$6.98**4.8★4,399 rev](https://www.amazon.com/dp/B0DJGMCVCP) [3**10 FT (2Pack) 13A 1625W 16/3 Black Extension Cord Indoor Extension Cord for Laptops Coffee Makers Office Home Appliances 3 Prong Resistant Cable Flexible 125V ETL Listed**Seeklyze**$11.98**4.8★5,386 rev](https://www.amazon.com/dp/B0F3D1H9X3) [4**16/3 10 FT Outdoor Extension Cord Waterproof Weatherproof & Flame Retardant Black 3 Prong Power Cord Outside for Lawn & Garden 13 Amps 1625 Watts 125 VAC 16AWG SJTW ETL Listed**Skrizcable**$7.07**4.7★5,828 rev](https://www.amazon.com/dp/B0FF1SRB5L) [5**Amazon Basics Extension Cord 10 Ft 3-Prong Outlet Extender Indoor 13 Amps 125V Black 2-Pack**Amazon Basics**$11.55**4.8★61,533 rev](https://www.amazon.com/dp/B08QP2T4C4)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Flat Plug Extension Cord with 3 Outlets - 10Ft Low Profile Indoor 3 Prong Grounded Power Strip for Home Office & Travel - 16 AWG 13A/1625W Black**LitStar**$13.89**971 rev1y ago](https://www.amazon.com/dp/B0FHJ3CDW5) [**16/3 10 FT Outdoor Extension Cord Waterproof Weatherproof & Flame Retardant Black 3 Prong Power Cord Outside for Lawn & Garden 13 Amps 1625 Watts 125 VAC 16AWG SJTW ETL Listed**Skrizcable**$7.07**5,828 rev1y ago](https://www.amazon.com/dp/B0FF1SRB5L) [**16/3 Short Extension Cord 10 FT 2 Pack Black Extension Cord Flexible & Durable Indoor 3 Prong Power Cable Suitable for Home and Office 13 Amp 1625 Watt 125VAC 16AWG ETL Listed**Skrizcable**$11.37**1,020 rev1y ago](https://www.amazon.com/dp/B0FF1FDFHG) [**10Ft Extension Cord with Multiple Outlets Flat Plug Power Strip Surge Protector with 10 Ft Long Cord 8 Outlet 4 USB Ports (2 USB C) Multi Outlet Wall Plug for Office College Dorm Room Essentials**SUPERDANNY**$16.22**6,413 rev1y ago](https://www.amazon.com/dp/B0DZ26D2XG) [**10 FT (2Pack) 13A 1625W 16/3 Black Extension Cord Indoor Extension Cord for Laptops Coffee Makers Office Home Appliances 3 Prong Resistant Cable Flexible 125V ETL Listed**Seeklyze**$11.98**5,386 rev1y ago](https://www.amazon.com/dp/B0F3D1H9X3)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Flat Plug Extension Cord with 3 Outlets - 10Ft Low Profile Indoor 3 Prong Grounded Power Strip for Home Office & Travel - 16 AWG 13A/1625W Black**LitStar**$13.89**4.8★**▲ 128%**](https://www.amazon.com/dp/B0FHJ3CDW5) [**Amazon Basics Extension Cord 10 Ft 3 Prong Outlet Extender Indoor 13 Amps 125V Black**Amazon Basics**$7.12**4.8★**▲ 66%**](https://www.amazon.com/dp/B075BMVZ2N) [**10Ft Extension Cord with Multiple Outlets Flat Plug Power Strip Surge Protector with 10 Ft Long Cord 8 Outlet 4 USB Ports (2 USB C) Multi Outlet Wall Plug for Office College Dorm Room Essentials**SUPERDANNY**$16.22**4.8★**▲ 65%**](https://www.amazon.com/dp/B0DZ26D2XG) [**10FT Long Surge Protector Power Strip-with 5 Widely Outlets and 3 USB Ports(1 USB C Port) 10 Foot Extension Cord(1250W/10A) Wall Mount for Home Office 700 J Black(2 Pack)**IECOPOWER**$34.82**4.7★**▲ 25%**](https://www.amazon.com/dp/B0B16YFTQ4) [**16/3 10 FT Outdoor Extension Cord Waterproof Weatherproof & Flame Retardant Black 3 Prong Power Cord Outside for Lawn & Garden 13 Amps 1625 Watts 125 VAC 16AWG SJTW ETL Listed**Skrizcable**$7.07**4.7★**▲ 14%**](https://www.amazon.com/dp/B0FF1SRB5L)
**~~View all trending →~~**
## **What buyers say about black extension cord 10 ft**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**24%
*“Works well, good quality, and arrived quickly”*
**Advertised Vs Actual Product**16%
*“As advertised”*
**Value For Money**10%
*“Good Value”*
**Socket/Port/Plug**7%
*“every port works well”*
**Add-Ons/Attachments**4%
*“Good extension with c and usb both”*
**Strength**4%
*“The cord is very sturdy great tonplig in all appliances”*
**Charging**4%
*“Fast charging”*
**Ease Of Use**3%
*“Very convenient device”*
**Size-Overall**3%
*“A good fit”*
**Weight Heavy**3%
*“These are heavy duty”*
### **What buyers complain about **
**Quality-Overall**12%
*“Poor Quality”*
**Durability**10%
*“Cord stopped working”*
**Functionality-Overall**7%
*“Randomly loses power”*
**Charging**5%
*“Never have enough plugs anymore with everything that needs charging these days”*
**Socket/Port/Plug**5%
*“USB ports don't have much capacity”*
**Advertised Vs Actual Product**5%
*“Misleading”*
**Value For Money**4%
*“they are too expensive”*
**Strength**4%
*“Cheaply made flimsy”*
**Material Quality**4%
*“the material is shiny”*
**Size-Overall**4%
*“While the cord is a bit short”*
### **Top return reasons **
**Size-Overall**22%
**Add-Ons/Attachments**11%
**Advertised Vs Actual Product**10%
**Value For Money**8%
**Socket/Port/Plug**7%
**Functionality-Overall**6%
**Compatibility-Overall**6%
**Quality-Overall**4%
**Defective Material/Parts**3%
**Color**2%
## **Common questions**
- **Is black extension cord 10 ft profitable to sell on Amazon United States?**
- The niche generates $177K/yr across 15 tracked products. 90-day search growth is -0.3%. Flapen's verdict: Skip it (44/100).
- **How competitive is the black extension cord 10 ft niche?**
- 13 brands and 25 sellers compete. The top 5 products take 70% of clicks and top 5 brands hold 82% of demand.
- **What do buyers complain about in black extension cord 10 ft?**
- Top complaints mined from reviews: Quality-Overall, Durability, Functionality-Overall. The return rate is 1.8%.
- **When does demand for black extension cord 10 ft peak?**
- Demand is steady year-round — the busiest month runs 1.4× the quietest.
- **What does it cost to enter the black extension cord 10 ft niche?**
- Listings span $6.80–$34.82; the average listing price is $13.11 (sweet spot $15–$100). The average incumbent carries 13,750 reviews — the moat a new listing must climb.
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