---
title: "Black Outdoor Extension Cord — $187K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/black-outdoor-extension-cord"
last_updated: "2026-08-07T15:44:00.832Z"
locale: en
meta:
description: "Niche score 53/100 · $187K/yr market · 103K searches/yr · $12.31 avg price. Strong incumbent ratings (4.8★) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 53/100 · $187K/yr market · 103K searches/yr · $12.31 avg price. Strong incumbent ratings (4.8★) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Black Outdoor Extension Cord — $187K/yr Amazon US Niche (2026) - Flapen"
---
# **black outdoor extension cord**
**Worth a look**
Shows demand growing +192.1% this quarter, but strong incumbent ratings (4.8★) keeps it on the watch list.
Market size 37Growth 97Conversion 97Competition 28Returns 70Price range 66Avg price 53Brand share 31Review moat 23Quality gap 16
**Growth**
**Incredible****+192.1%**
90-day search growth — must beat 0% to launch
**Conversion**
**Incredible****14.7%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Good****2.2%**
return rate — above 5% kills the launch gate
**Price range**
**Good****$6.98–$30.78**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Good****$12.31**
avg listing price — sweet spot $15–$100
**Market size**
**Okay****$187K**
$187K/yr · 103K searches
**Brand share**
**Okay****86%**
top-5 brand share — brands hold most of the demand
**Competition**
**Okay****68%**
top-5 click share — leaders hold, buyers still browse
**Review moat**
**Bad****8,436.44**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Bad****4.8★**
avg incumbent rating — lower means beatable quality
**Signals**[** Trending**](https://flapen.com/research/niches?market=us&signal=trending "Search growth > 100% (90d)")
According to Flapen's Amazon United States niche tracking, black outdoor extension cord is a $187K/yr Amazon United States market (103K searches/yr). The top 5 brands hold 86% of demand. Demand peaks in Jun–Jul–Oct–Nov–Dec. Verdict: Worth a look — 53/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **black outdoor extension cord market data**
- **Units sold / yr**
- **15K–20K**
- avg 1,000–1,250/product
- **Revenue / yr**
- **$185K–$246K**
- units × avg price
- **Conversion rate**
- **14.7%**
- **Avg BSR**
- **#38**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **89%**
- **Out of stock**
- **0.8%**
- **Avg brand age**
- **50 months**
- **Avg seller age**
- **190 days**
## **Competition & brand share**
The top 5 products take 68% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**11 **▼falling
**Sellers**
**17**
**Top-5 brand share**
**86%**
Top 20: 100%
**Top-5 click share**
**68%**
Top 20: 100%
**Open market**
**11%**
- Skrizcable37% - Vockjour24% - huanchain13% - PLUGTUL9% - Amazon Basics4% - IRON FORGE CABLE3% - Open — no brand owns it (5 brands, 11%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +192.1% search growth over the last 90 days.
5K4KSpike '24Holiday '24Spike '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jun, Jul, Oct, Nov, Dec · busiest ÷ quietest = 4.8×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/black-outdoor-extension-cord/trend)
## **Top black outdoor extension cord search terms**
- **black outdoor extension cord**58K/yr+175.8%12.9% conv. - **black extension cord outdoor**26K/yr+300.3%12.3% conv. - **outdoor black extension cord**11K/yr+161.3%12.0% conv. - **outdoor extension cord black**8K/yr+94.0%9.7% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/black-outdoor-extension-cord/search-terms)
## **Top black outdoor extension cord 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%$19K20%$37K30%$56K40%$75K1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 18 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**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) [2**Skrizcable 16/3 25 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**$10.58**4.7★5,828 rev](https://www.amazon.com/dp/B0DJ1BVZGX) [3**Skrizcable 16/3 13A 125V 1625W 15 FT Outdoor Extension Cord Waterproof Weatherproof & Flame Retardant Black 3 Prong Power Cord Outside for Lawn & Garden 125 VAC 16AWG SJTW ETL Listed**Skrizcable**$8.97**4.7★5,828 rev](https://www.amazon.com/dp/B0DJ19F62N) [4**PLUGTUL Outdoor Extension Cord 25 FT Waterproof 16/3 Gauge Black Heavy Duty 3 Prong Extension Cord 13A 1625W SJTW ETL Listed Great for Garden and Home**PLUGTUL**$14.56**4.8★3,663 rev](https://www.amazon.com/dp/B0B7JH3RHL) [5**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)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**15 Ft 3 Outlet Outdoor Extension Cord Waterproof Grounded Extension Cord with Multiple Outlets 16/3 AWG 3 Prong Power Strip for Garden Patio Camping 13A 125V 1625W ETL Listed Black**cismorvex**$12.31**238 rev8mo ago](https://www.amazon.com/dp/B0G19XVKK1) [**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 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**4,399 rev1y ago](https://www.amazon.com/dp/B0DJGMCVCP) [**16/3 10A 125V 1250W 100 Ft Outdoor Extension Cord Waterproof Weatherproof & Flame Retardant Black 3 Prong Power Cord Outside for Lawn & Garden SJTW ETL Listed**Skrizcable**$30.78**644 rev1y ago](https://www.amazon.com/dp/B0DJGS7M3D) [**Skrizcable 16/3 25 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**$10.58**5,828 rev1y ago](https://www.amazon.com/dp/B0DJ1BVZGX)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**15 Ft 3 Outlet Outdoor Extension Cord Waterproof Grounded Extension Cord with Multiple Outlets 16/3 AWG 3 Prong Power Strip for Garden Patio Camping 13A 125V 1625W ETL Listed Black**cismorvex**$12.31**4.8★**▲ 157%**](https://www.amazon.com/dp/B0G19XVKK1) [**Amazon Basics Extension Cord 10 Ft 3 Prong Outlet Extender Indoor 13 Amps 125V Black**Amazon Basics**$7.12**4.8★**▲ 129%**](https://www.amazon.com/dp/B075BMVZ2N) [**16/3 10A 125V 1250W 100 Ft Outdoor Extension Cord Waterproof Weatherproof & Flame Retardant Black 3 Prong Power Cord Outside for Lawn & Garden SJTW ETL Listed**Skrizcable**$30.78**4.7★**▲ 123%**](https://www.amazon.com/dp/B0DJGS7M3D) [**iWork 6ft Black Extension Cord 16/3 SJTW Heavy-Duty 3-Prong Grounded Plug Weather-Resistant Power Strip Cable UL Listed 13 Amp/1625 Watt Capacity 6-Foot Extension Cords for Indoor & Outdoor Use**iWork**$7.89**4.8★**▲ 96%**](https://www.amazon.com/dp/B08X6SLYX4) [**Skrizcable 16/3 13A 125V 1625W 15 FT Outdoor Extension Cord Waterproof Weatherproof & Flame Retardant Black 3 Prong Power Cord Outside for Lawn & Garden 125 VAC 16AWG SJTW ETL Listed**Skrizcable**$8.97**4.7★**▲ 79%**](https://www.amazon.com/dp/B0DJ19F62N)
**~~View all trending →~~**
## **What buyers say about black outdoor extension cord**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**25%
*“Works well, good quality, and arrived quickly”*
**Advertised Vs Actual Product**17%
*“As advertised”*
**Value For Money**12%
*“Good value for money”*
**Durability**6%
*“Durable and affordable”*
**Strength**6%
*“Good balance of strength and functionality”*
**Add-Ons/Attachments**5%
*“A great extension for any situation”*
**Weight Heavy**4%
*“It's very heavy duty”*
**Water Resistance**2%
*“Sturdy waterproof high quality”*
**Ease Of Use**2%
*“Easy to use”*
**Flexibility**2%
*“It's very flexible”*
### **What buyers complain about **
**Quality-Overall**20%
*“Not of quality construction”*
**Durability**7%
*“Cord stopped working”*
**Strength**5%
*“Cheaply made flimsy”*
**Thickness**5%
*“It is thick”*
**Heating**4%
*“Not good - I connected this extension cord with a small heater”*
**Functionality-Overall**4%
*“Works, poor insulation, cheap cable”*
**Size-Overall**4%
*“While the cord is a bit short”*
**Suitable For Outdoor**4%
*“NOT FOR OUTDOOR USE”*
**Material Quality**4%
*“Material does not feel safe”*
**Value For Money**3%
*“I probably could have found a cheaper one in a store”*
### **Top return reasons **
**Size-Overall**22%
**Add-Ons/Attachments**15%
**Value For Money**11%
**Advertised Vs Actual Product**8%
**Compatibility-Overall**8%
**Functionality-Overall**6%
**Quality-Overall**4%
**Thin**4%
**Socket/Port/Plug**3%
**Weight Heavy**2%
## **Common questions**
- **Is black outdoor extension cord profitable to sell on Amazon United States?**
- The niche generates $187K/yr across 18 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +192.1%. Flapen's verdict: Worth a look (53/100).
- **How competitive is the black outdoor extension cord niche?**
- 11 brands and 17 sellers compete. The top 5 products take 68% of clicks and top 5 brands hold 86% of demand.
- **What do buyers complain about in black outdoor extension cord?**
- Top complaints mined from reviews: Quality-Overall, Durability, Strength. The return rate is 2.2%.
- **When does demand for black outdoor extension cord peak?**
- Demand peaks in Jun–Jul–Oct–Nov–Dec; the busiest month runs 4.8× the quietest.
- **What does it cost to enter the black outdoor extension cord niche?**
- Listings span $6.98–$30.78; the average listing price is $12.31 (sweet spot $15–$100). The average incumbent carries 8,436 reviews — the moat a new listing must climb.
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