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Mains Smoke Alarm

Fail

The top 5 brands take 100% of clicks, so Mains Smoke Alarm is a Fail.

Flapen Score
34
34 / 100
Ranks 2,121 of 2,225 DIY & Tools niches · −15 vs the category median of 49
Market size
£81K/yr102K searches / yr
90-day growth
-17.0%search demand this quarter
Competition
95%top-5 click share · 4 brands · 20 sellers

Flapen Score

Mains Smoke Alarm against its category

The dotted line is the DIY & Tools average. Past it, Mains Smoke Alarm is stronger. Inside it, weaker.

34Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Mains Smoke Alarm market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Mains Smoke Alarm 102K times last year and spent an estimated £81K. All 4 brands take every click. Flapen scores it 34 out of 100, a Fail.

01 · Demand

An estimated 3.6% of those searches ended in a purchase.

Shoppers searched for this 102K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 3.6% of those searches ended in a purchase. Searches in the last 90 days moved -17.0% against the 90 days before. Searches, conversion and average price together put the market at an estimated £81K a year.

Searches, last 12 months
102K
Growth, 90 days vs prior 90
-17.0%
Conversion, latest week
3.6%
Market size, estimated
£81Ka year
Peak month
September1.7× the quietest month
Top search term
mains smoke alarm23K searches a year

02 · Price

A sale here is worth £21.79.

Listings sell for £21.79 on average, from £12.74 to £47.24. Amazon reports units sold in ranges. This niche sold 6K to 8K a year. The average listing sells 500 to 750 of them. At £21.79 that is £11K to £16K a year per listing.

Average price
£21.79inside the $15 to $100 sweet spot
Price range
£12.74–£47.24
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
6K–8K
Units per listing a year
500–750
Revenue per listing a year
£11K–£16K
Returns
2.5%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is low.

57% of listings pay for placement with sponsored ads. 86% ship with Prime. On an average day, 37.7% of listings are out of stock. The average listing ranks #39 within Safety & Security. It carries 738 reviews at 4.47 stars, so a new listing needs social proof before a better product.

Sponsored listings
57%
Prime listings
86%
Out of stock, average day
37.7%
Average rank
#39in Safety & Security
Average rating
4.47 starsAmazon United Kingdom average 4.36 stars
Average reviews
738per listing
Listings tracked
7

04 · Newcomers

2 of last year's 3 launches cleared the first-year sales bar.

3 products launched here in the last 12 months. 2 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 56 months on average, so the names here are settling in.

Launched, last 12 months
3
Successful launches
2Amazon's first-year sales bar
Average brand age
56 months

Products

Top Mains Smoke Alarm products & what they sell for

The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.

Prices and ratings read from Amazon on Jul 22, 2026. The live listing can differ.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 95% of clicks. A locked shelf that new listings rarely crack.

£0£8K£16K£24K£33K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

4 falling

Sellers

20

Est. top-5 brand share

100%

Top 20: 100%

Est. top-5 click share

95%

Top 20: 100%

Open market

0%

  • Fireangel40%
  • BLACK+DECKER37%
  • Kidde21%
  • Aico2%

Demand

Mains Smoke Alarm search demand

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

3K2KSpike '24Black Friday '24Prime Day '25Spike '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.7×

Search terms

Top Mains Smoke Alarm search terms shoppers use

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

  • mains smoke alarm23K/yr
  • wired smoke alarms for home15K/yr
  • wired smoke alarm10K/yr
  • hard wired smoke alarms for home4K/yr
  • mains power smoke alarms for home4K/yr
  • smoke alarm mains powered6K/yr
  • mains powered smoke alarms8K/yr
  • mains smoke alarms for home6K/yr
  • mains fire alarm4K/yr
  • smoke alarms for home mains powered4K/yr

Reviews and returns

What reviews say buyers love and hate about Mains Smoke Alarm

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

15%of positive reviews mention “Quality-Overall”
11%of negative reviews mention “Battery Life”
2.5%of orders come back
“Beware of the batteries running out”
A buyer, on “Battery Life”11% 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.

16 topics

NegativePositive

FAQ

Common Mains Smoke Alarm questions

Answered from the same tracked data.

Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data