---
title: "Gas Leak Detector — $5.0M/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/gas-leak-detector"
last_updated: "2026-08-09T04:58:06.724Z"
locale: en
meta:
description: "Niche score 48/100 · $5.0M/yr market · 1.5M searches/yr · $43.05 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 48/100 · $5.0M/yr market · 1.5M searches/yr · $43.05 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Gas Leak Detector — $5.0M/yr Amazon US Niche (2026) - Flapen"
---
# **gas leak detector**
**Skip it**
Brand-locked demand (top 5 brands take 99% of clicks) — this niche doesn't clear our bar today.
Market size 97Growth 13Conversion 78Competition 15Returns 47Price range 74Avg price 95Brand share 4Review moat 33Quality gap 58
**Market size**
**Incredible****$5.0M**
$5.0M/yr · 1.5M searches
**Avg price**
**Incredible****$43.05**
avg listing price — sweet spot $15–$100
**Conversion**
**Great****7.7%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Good****$10.06–$124.66**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Returns**
**Okay****3.3%**
return rate — above 5% kills the launch gate
**Review moat**
**Okay****3,157.15**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Bad****82%**
top-5 click share — a locked-up shelf
**Growth**
**Bad****-24.5%**
90-day search growth — must beat 0% to launch
**Brand share**
**Bad****99%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, gas leak detector is a $5.0M/yr Amazon United States market (1.5M searches/yr). The top 5 brands hold 99% of demand. Demand peaks in Jan–Oct. Verdict: Skip it — 48/100.
Data updated Jul 30, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **gas leak detector market data**
- **Units sold / yr**
- **125K–150K**
- avg 12,500–15,000/product
- **Revenue / yr**
- **$5.4M–$6.5M**
- units × avg price
- **Conversion rate**
- **7.7%**
- **Avg BSR**
- **#19**
- **Page quality**
- **0%**
- **Prime**
- **92%**
- **Sponsored**
- **85%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **52 months**
- **Avg seller age**
- **138 days**
## **Competition & brand share**
The top 5 products capture 82% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**6 **▲rising
**Sellers**
**60**
**Top-5 brand share**
**99%**
Top 20: 100%
**Top-5 click share**
**82%**
Top 20: 100%
**Open market**
**0%**
- TOPTES54% - Kidde31% - First Alert7% - KLEIN TOOLS5% - zangang2% - D MODUN1% - Open — no brand owns it (0%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -24.5% search growth over the last 90 days.
90K70KSpike '24Black Friday '24Prime Day '25Spike '25Black Friday '25 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Oct · busiest ÷ quietest = 2.0×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/gas-leak-detector/trend)
## **Top gas leak detector search terms**
- **natural gas detector**278K/yr-18.3%7.1% conv. - **gas leak detector**303K/yr-42.6%7.9% conv. - **gas detector**196K/yr-17.4%5.5% conv. - **gas detector for home**56K/yr+157.4%4.8% conv. - **propane detector**73K/yr-13.1%5.2% conv. - **gas leak detector for home**72K/yr-18.9%7.0% conv. - **natural gas detectors for home**83K/yr-57.2%6.1% conv. - **gas detectors for home natural gas**76K/yr-50.4%5.8% conv. - **propane leak detector**50K/yr-23.3%8.6% conv. - **propane gas detector**55K/yr-30.0%5.5% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/gas-leak-detector/search-terms)
## **Top gas leak detector 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%$497K20%$995K30%$1.5M40%$2.0M1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 13 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Kidde Carbon Monoxide + Explosive Gas Natural Gas & Propane Alarm Plug-in with 9V Battery Backup Digital Display 85 dB Alarm LED Status Indicators 3rd Edition**Kidde**$59.28**4.6★551 rev](https://www.amazon.com/dp/B0DT1MS1D1) [2**PT199 Natural Gas Leak Detector with Audible & Visual Alarm Portable Gas Sniffer to Locate Combustible Sources Like Methane Propane for Home(Includes Battery x2)-Orange**TOPTES**$21.91**4.6★8,510 rev](https://www.amazon.com/dp/B0B62LBZPC) [3**PT520A Natural Gas Detector Gas Leak Detector with 17-Inch Gooseneck Locating The Source Like Propane Methane and Butane for Home and RV (Includes Battery x3) - Orange**TOPTES**$37.83**4.6★3,918 rev](https://www.amazon.com/dp/B0BTM3G8DK) [4**Natural Gas Detector TopTes PT177 Gas Leak Detector with Audible & Visual Alarm Portable Gas Sniffer to Locate Combustible Leak Sources Like Methane Propane for Home (Includes Battery x2)-Orange**TOPTES**$17.84**4.6★3,812 rev](https://www.amazon.com/dp/B0BQYQZF22) [5**FIRST ALERT Combination Explosive Gas and Carbon Monoxide Alarm with Backlit Digital Display GCO1CN**First Alert**$49.87**4.4★1,011 rev](https://www.amazon.com/dp/B000H2651Y)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Gas Detectors Natural Gas | LPG | City Coal Gas Leak Detector Plug-in Sensor Gas Monitor with Sound Alarm and LED Display Methane Propane Butane Combustible Gas Alarm for Kitchen RV Garage**D MODUN**$28.01**2 rev2mo ago](https://www.amazon.com/dp/B0H2VSKRXD) [**Kidde Carbon Monoxide & Explosive Gas Alarm Plug-in & AA Battery COPDLG**Kidde**$64.83**74 rev4mo ago](https://www.amazon.com/dp/B0G1CNQG7F) [**Klein Tools ET190 Gas Leak Detector Wide Detection Range Audible and LED Alerts Slim and Lightweight**KLEIN TOOLS**$32.18**1,888 rev5mo ago](https://www.amazon.com/dp/B0GMKPZR7Q) [**Kidde Carbon Monoxide + Explosive Gas Natural Gas & Propane Alarm Plug-in with 9V Battery Backup Digital Display 85 dB Alarm LED Status Indicators 3rd Edition**Kidde**$59.28**551 rev1y ago](https://www.amazon.com/dp/B0DT1MS1D1) [**Natural Gas Leak Detector with Audible & Visual Alarm**zangang**$10.06**269 rev2y ago](https://www.amazon.com/dp/B0CNR6H1JZ)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Gas Detectors Natural Gas | LPG | City Coal Gas Leak Detector Plug-in Sensor Gas Monitor with Sound Alarm and LED Display Methane Propane Butane Combustible Gas Alarm for Kitchen RV Garage**D MODUN**$28.01**3.0★**▲ 284%**](https://www.amazon.com/dp/B0H2VSKRXD) [**Kidde Carbon Monoxide & Explosive Gas Alarm Plug-in & AA Battery COPDLG**Kidde**$64.83**4.1★**▲ 171%**](https://www.amazon.com/dp/B0G1CNQG7F) [**FIRST ALERT Combination Explosive Gas and Carbon Monoxide Alarm with Backlit Digital Display GCO1CN**First Alert**$49.87**4.4★**▲ 167%**](https://www.amazon.com/dp/B000H2651Y) [**Kidde Carbon Monoxide + Explosive Gas Natural Gas & Propane Alarm Plug-in with 9V Battery Backup Digital Display 85 dB Alarm LED Status Indicators 3rd Edition**Kidde**$59.28**4.6★**▲ 131%**](https://www.amazon.com/dp/B0DT1MS1D1) [**Klein Tools ET190 Gas Leak Detector Wide Detection Range Audible and LED Alerts Slim and Lightweight**KLEIN TOOLS**$32.18**4.6★**▲ 118%**](https://www.amazon.com/dp/B0GMKPZR7Q)
**~~View all trending →~~**
## **What buyers say about gas leak detector**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Ease Of Use**16%
*“easy to read”*
**Advertised Vs Actual Product**13%
*“As advertised”*
**Leak-Proof**12%
*“No gas leak”*
**Value For Money**10%
*“Fair price”*
**Quality-Overall**8%
*“Excellent product”*
**Efficiency**8%
*“Came in handy twice helping others”*
**Sensor**5%
*“This detector works very well”*
**Assembly/Installation**3%
*“Easy to install”*
**Battery Life**2%
*“The battery backup provides extra peace of mind during power outages”*
**Alarm/Timer Accuracy**2%
*“The alarm volume is loud enough to alert”*
### **What buyers complain about **
**Leak-Proof**26%
*“The leak was in the connection between the gas line”*
**Smell**9%
*“could smell it”*
**Functionality-Overall**7%
*“DOESN'T WORK”*
**Battery Life**5%
*“battery was dead”*
**Durability**5%
*“Easily Broken”*
**Noise Level**4%
*“Beeping sound”*
**Quality-Overall**4%
*“poor product quality”*
**Size-Overall**3%
*“very large”*
**Instructions/User Manual/Troubleshooting**2%
*“I was intimidated by the instructions”*
**Value For Money**2%
*“Disappointing considering the amount of money spent on this unit”*
### **Top return reasons **
**Functionality-Overall**21%
**Alarm/Timer Accuracy**14%
**Leak-Proof**11%
**Advertised Vs Actual Product**8%
**Value For Money**8%
**Size-Overall**5%
**Defective Material/Parts**4%
**Product Condition**4%
**Battery Life**3%
**Compatibility-Overall**3%
## **Common questions**
- **Is gas leak detector profitable to sell on Amazon United States?**
- The niche generates $5.0M/yr across 13 tracked products. 2 of 3 products launched in the last 360 days are still selling. 90-day search growth is -24.5%. Flapen's verdict: Skip it (48/100).
- **How competitive is the gas leak detector niche?**
- 6 brands and 60 sellers compete. The top 5 products take 82% of clicks and top 5 brands hold 99% of demand.
- **What do buyers complain about in gas leak detector?**
- Top complaints mined from reviews: Leak-Proof, Smell, Functionality-Overall. The return rate is 3.3%.
- **When does demand for gas leak detector peak?**
- Demand peaks in Jan–Oct; the busiest month runs 2.0× the quietest.
- **What does it cost to enter the gas leak detector niche?**
- Listings span $10.06–$124.66; the average listing price is $43.05 (sweet spot $15–$100). The average incumbent carries 3,157 reviews — the moat a new listing must climb.
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