---
title: "Black Extension Cord 25 Ft — $99K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/black-extension-cord-25-ft"
last_updated: "2026-08-08T19:12:18.738Z"
locale: en
meta:
description: "Niche score 40/100 · $99K/yr market · 26K searches/yr · $16.83 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 40/100 · $99K/yr market · 26K searches/yr · $16.83 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Black Extension Cord 25 Ft — $99K/yr Amazon US Niche (2026) - Flapen"
---
# **black extension cord 25 ft**
**Skip it**
A concentrated shelf (top 5 take 85% of clicks) — this niche doesn't clear our bar today.
Market size 25Growth 43Conversion 100Competition 12Returns 72Price range 65Avg price 80Brand share 17Review moat 18Quality gap 15
**Conversion**
**Incredible****22.5%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Great****$16.83**
avg listing price — sweet spot $15–$100
**Returns**
**Good****2.1%**
return rate — above 5% kills the launch gate
**Price range**
**Good****$8.43–$27.47**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Growth**
**Okay****+14.1%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****$99K**
$99K/yr · 26K searches
**Review moat**
**Bad****16,011**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Bad****93%**
top-5 brand share — brand-locked demand
**Quality gap**
**Bad****4.8★**
avg incumbent rating — lower means beatable quality
**Competition**
**Bad****85%**
top-5 click share — a locked-up shelf
According to Flapen's Amazon United States niche tracking, black extension cord 25 ft is a $99K/yr Amazon United States market (26K searches/yr). The top 5 brands hold 93% of demand. Demand peaks in Dec. Verdict: Skip it — 40/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **black extension cord 25 ft market data**
- **Units sold / yr**
- **6K–8K**
- avg 750–1,000/product
- **Revenue / yr**
- **$101K–$135K**
- units × avg price
- **Conversion rate**
- **22.5%**
- **Avg BSR**
- **#39**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **91%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **54 months**
- **Avg seller age**
- **199 days**
## **Competition & brand share**
The top 5 products capture 85% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**8 **▼falling
**Sellers**
**12**
**Top-5 brand share**
**93%**
Top 20: 100%
**Top-5 click share**
**85%**
Top 20: 100%
**Open market**
**4%**
- Skrizcable41% - Amazon Basics30% - huanchain10% - PLUGTUL9% - DEWENWILS3% - NTONPOWER2% - Open — no brand owns it (2 brands, 4%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +14.1% search growth over the last 90 days.
1K600Spike '24Holiday '24Spike '25Holiday '25 seasonSepDecMarJunAugNovMarMay
Peak months: Dec · busiest ÷ quietest = 1.7×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/black-extension-cord-25-ft/trend)
## **Top black extension cord 25 ft search terms**
- **black extension cord 25 ft**14K/yr+12.5%15.9% conv. - **25 ft black extension cord**5K/yr+14.6%16.0% conv. - **25 black extension cord**3K/yr+54.5%23.6% conv. - **black extension cord 25+ ft**4K/yr-10.5%15.8% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/black-extension-cord-25-ft/search-terms)
## **Top black extension cord 25 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%15%$15K30%$30K45%$45K60%$59K1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 11 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**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) [2**Amazon Basics Extension Cord 25 Ft 3 Prong Outlet Extender Indoor Power Cord 13 Amps 125V Black**Amazon Basics**$11.13**4.8★61,533 rev](https://www.amazon.com/dp/B076KFTPWM) [3**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) [4**HUANCHAIN Indoor Outdoor Black Extension Cord 25 ft Waterproof 16/3 Gauge Flexible Cold-Resistant Appliance Cable Outside 13A 1625W 16AWG SJTW 3 Prong Electric Cord ETL**huanchain**$11.56**4.7★6,217 rev](https://www.amazon.com/dp/B09TGS6KNF) [5**Amazon Basics Indoor Extension Cord 3 Prong Outlet Extender Power Cord 13 Amps 125V 25 Foot Black 2-Pack**Amazon Basics**$19.21**4.8★61,533 rev](https://www.amazon.com/dp/B08QP63PR1)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**12AWG 25 FT Heavy Duty Outdoor Extension Cord Waterproof with Lighted End Black 12 Gauge Extension Cord Flexible and Cold Resistant 3 Prong Grounded Plug 15Amp 1875W SJTW ETL Listed**Deeklify**$27.47**602 rev1y ago](https://www.amazon.com/dp/B0F7RRGPDM) [**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) [**Amazon Basics Indoor Extension Cord 3 Prong Outlet Extender Power Cord 13 Amps 125V 25 Foot Black 2-Pack**Amazon Basics**$19.21**61,533 rev3y ago](https://www.amazon.com/dp/B08QP63PR1) [**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**3,663 rev4y ago](https://www.amazon.com/dp/B0B7JH3RHL) [**HUANCHAIN Indoor Outdoor Black Extension Cord 25 ft 2 Pack Waterproof 16/3 Gauge Flexible Cold-Resistant Appliance Cable Outside 13A 1625W 16AWG SJTW 3 Prong Electric Cord ETL**huanchain**$20.83**167 rev4y ago](https://www.amazon.com/dp/B0B29234YN)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**12AWG 25 FT Heavy Duty Outdoor Extension Cord Waterproof with Lighted End Black 12 Gauge Extension Cord Flexible and Cold Resistant 3 Prong Grounded Plug 15Amp 1875W SJTW ETL Listed**Deeklify**$27.47**4.7★**▲ 130%**](https://www.amazon.com/dp/B0F7RRGPDM) [**HUANCHAIN Indoor Outdoor Black Extension Cord 25 ft 2 Pack Waterproof 16/3 Gauge Flexible Cold-Resistant Appliance Cable Outside 13A 1625W 16AWG SJTW 3 Prong Electric Cord ETL**huanchain**$20.83**4.8★**▲ 41%**](https://www.amazon.com/dp/B0B29234YN) [**Amazon Basics Extension Cord 25 Ft 3 Prong Outlet Extender Indoor Power Cord 13 Amps 125V Black**Amazon Basics**$11.13**4.8★**▲ 37%**](https://www.amazon.com/dp/B076KFTPWM) [**Go Green Power Inc. 16/3 25ft Black Outdoor Extension Cord - Reliable Heavy Duty - Ideal for Outdoor Tools & Equipment - GG-13725BK**Power By GoGreen**$8.43**4.8★**▲ 34%**](https://www.amazon.com/dp/B00V4E2WA2) [**Extension Cord 25 Ft NTONPOWER Long Extension Cord with 6 Widely Spaced Outlet Power Strip with 4 USB Port(2 USB-C) Wall Mount for Home Office Dorm Room and Nightstand Black**NTONPOWER**$24.15**4.8★**▲ 14%**](https://www.amazon.com/dp/B09TT41YN6)
**~~View all trending →~~**
## **What buyers say about black extension cord 25 ft**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**27%
*“Excellent quality”*
**Advertised Vs Actual Product**16%
*“As advertised”*
**Value For Money**13%
*“Good price”*
**Durability**7%
*“Feels durable”*
**Strength**6%
*“Strong build quality”*
**Add-Ons/Attachments**5%
*“A great extension for any situation”*
**Weight Heavy**3%
*“Heavy duty”*
**Ease Of Use**2%
*“Easy to use”*
**Flexibility**2%
*“it is indeed flexible”*
**Socket/Port/Plug**2%
*“Great outlet”*
### **What buyers complain about **
**Quality-Overall**25%
*“Not of quality construction”*
**Heating**10%
*“Not good - I connected this extension cord with a small heater”*
**Durability**9%
*“However, it doesnt feel very durable and seems more suited for indoor use”*
**Value For Money**5%
*“I probably could have found a cheaper one in a store”*
**Ease Of Use**5%
*“this makes it difficult to use”*
**Strength**4%
*“will rip super easy”*
**Functionality-Overall**3%
*“Works, poor insulation, cheap cable”*
**Size-Overall**3%
*“The 25 feet one was to short for what I needed”*
**Thickness**3%
*“Thin and weak”*
**Speaker**2%
*“Don't get this the wiring they use inside is no better than speaker cable”*
### **Top return reasons **
**Size-Overall**20%
**Add-Ons/Attachments**15%
**Value For Money**11%
**Advertised Vs Actual Product**9%
**Compatibility-Overall**8%
**Functionality-Overall**6%
**Quality-Overall**5%
**Thin**5%
**Socket/Port/Plug**3%
**Defective Material/Parts**2%
## **Common questions**
- **Is black extension cord 25 ft profitable to sell on Amazon United States?**
- The niche generates $99K/yr across 11 tracked products. 90-day search growth is +14.1%. Flapen's verdict: Skip it (40/100).
- **How competitive is the black extension cord 25 ft niche?**
- 8 brands and 12 sellers compete. The top 5 products take 85% of clicks and top 5 brands hold 93% of demand.
- **What do buyers complain about in black extension cord 25 ft?**
- Top complaints mined from reviews: Quality-Overall, Heating, Durability. The return rate is 2.1%.
- **When does demand for black extension cord 25 ft peak?**
- Demand peaks in Dec; the busiest month runs 1.7× the quietest.
- **What does it cost to enter the black extension cord 25 ft niche?**
- Listings span $8.43–$27.47; the average listing price is $16.83 (sweet spot $15–$100). The average incumbent carries 16,011 reviews — the moat a new listing must climb.
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