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Sewer Gas Detector

Fail

The top 5 brands take 100% of clicks, so Sewer Gas Detector is a Fail.

Flapen Score
37
37 / 100
Ranks 8,329 of 9,536 Tools & Home Improvement niches · −11 vs the category median of 48
Market size
$161K/yr50K searches / yr
90-day growth
-12.2%search demand this quarter
Competition
84%top-5 click share · 5 brands · 30 sellers

Flapen Score

Sewer Gas Detector against its category

The dotted line is the Tools & Home Improvement average. Past it, Sewer Gas Detector is stronger. Inside it, weaker.

37Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Sewer Gas Detector market on Amazon at a glance

Shoppers on Amazon United States searched for Sewer Gas Detector 50K times last year and spent an estimated $161K. All 5 brands take every click. Flapen scores it 37 out of 100, a Fail.

01 · Demand

5.2% of searches ended in a purchase last week.

Shoppers searched for this 50K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. In the latest week, 5.2% of those searches ended in a purchase. Searches in the last 90 days moved -12.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated $161K a year.

Searches, last 12 months
50K
Growth, 90 days vs prior 90
-12.2%
Conversion, latest week
5.2%
Market size, estimated
$161Ka year
Peak month
December1.5× the quietest month
Top search term
sewer gas detector31K searches a year

02 · Price

A sale here is worth $62.21.

Listings sell for $62.21 on average, from $17.84 to $124.66. Amazon reports units sold in ranges. This niche sold 2K to 3K a year. The average listing sells 100 to 250 of them. At $62.21 that is $6K to $16K a year per listing.

Average price
$62.21inside the $15 to $100 sweet spot
Price range
$17.84–$124.66
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
2K–3K
Units per listing a year
100–250
Revenue per listing a year
$6K–$16K
Returns
4.0%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is ads and reviews.

92% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #44 within Household Sensors & Alarms. It carries 2,477 reviews at 4.34 stars, so a new listing needs social proof before a better product.

Sponsored listings
92%
Prime listings
100%
Out of stock, average day
0.0%
Average rank
#44in Household Sensors & Alarms
Average rating
4.34 starsAmazon United States average 4.42 stars
Average reviews
2,477per listing
Listings tracked
12

04 · Newcomers

Amazon counts 0 of last year's 1 launches as successful.

1 products launched here in the last 12 months. Amazon counts 0 of them as successful launches, new products that hit its first-year sales bar. The brands on the shelf have sold for 66 months on average, so the names here are established.

Launched, last 12 months
1
Successful launches
0Amazon's first-year sales bar
Average brand age
66 months

Products

Top Sewer Gas Detector products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Competition

Competition: brands, sellers & click share

The top 5 products take 84% of clicks. A locked shelf that new listings rarely crack.

$0$16K$32K$48K$64K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

5 flat

Sellers

30

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

84%

Top 20: 100%

Open market

0%

  • FORENSICS DETECTORS FD46%
  • TOPTES30%
  • EG19%
  • KLEIN TOOLS4%
  • TIDOOS1%
  • Open — no brand owns it (0%)

Demand

Sewer Gas Detector search demand

Weekly searches over the year, seasonality beneath. Pick a range.

1K750Spike '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.5×

Search terms

Top Sewer Gas Detector search terms shoppers use

The exact words shoppers type, with yearly volume, growth, and conversion.

  • sewer gas detector31K/yr
  • sewer gas leak detector5K/yr
  • sewer gas sniffer detector3K/yr
  • sewer gas detector for home7K/yr
  • sewer gas leak detector for home3K/yr

Reviews and returns

What reviews say buyers love and hate about Sewer Gas Detector

We read the reviews and the return reasons for every product selling here.

18%of positive reviews mention “Ease Of Use”
36%of negative reviews mention “Leak-Proof”
4.0%of orders come back
“The leak was in the connection between the gas line”
A buyer, on “Leak-Proof”36% of negative reviews mention the same topic

Every topic

Every topic buyers talk about, one row each.

Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.

19 topics

NegativePositive

FAQ

Common Sewer Gas Detector questions

Answered from the same tracked data.