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Tap Cartridges

Fail

Prices span $4.32–$11.53, mostly outside the sweet spot, so Tap Cartridges is a Fail.

Flapen Score
36
36 / 100
Ranks 2,049 of 2,225 DIY & Tools niches · −13 vs the category median of 49
Market size
£70K/yr183K searches / yr
90-day growth
-23.5%search demand this quarter
Competition
59%top-5 click share · 19 brands · 29 sellers

Flapen Score

Tap Cartridges against its category

The dotted line is the DIY & Tools average. Past it, Tap Cartridges is stronger. Inside it, weaker.

36Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Tap Cartridges market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Tap Cartridges 183K times last year and spent an estimated £70K. The top 5 brands take 67% of clicks. Demand peaks in Jan. Flapen scores it 36 out of 100, a Fail.

01 · Demand

An estimated 5.2% of those searches ended in a purchase.

Shoppers searched for this 183K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 5.2% of those searches ended in a purchase. Searches in the last 90 days moved -23.5% against the 90 days before. Searches, conversion and average price together put the market at an estimated £70K a year.

Searches, last 12 months
183K
Growth, 90 days vs prior 90
-23.5%
Conversion, latest week
5.2%
Market size, estimated
£70Ka year
Peak month
January1.7× the quietest month
Top search term
tap cartridge replacement29K searches a year

02 · Price

A sale here is worth £7.32.

Listings sell for £7.32 on average, from £4.32 to £11.53. Amazon reports units sold in ranges. This niche sold 8K to 10K a year. The average listing sells 250 to 500 of them. At £7.32 that is £2K to £4K a year per listing.

Average price
£7.32under the $15 to $100 sweet spot
Price range
£4.32–£11.53
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
8K–10K
Units per listing a year
250–500
Revenue per listing a year
£2K–£4K
Returns
5.2%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is low.

80% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.7% of listings are out of stock. The average listing ranks #81 within Plumbing. It carries 771 reviews at 4.42 stars, so a new listing needs social proof before a better product.

Sponsored listings
80%
Prime listings
100%
Out of stock, average day
0.7%
Average rank
#81in Plumbing
Average rating
4.42 starsAmazon United Kingdom average 4.36 stars
Average reviews
771per listing
Listings tracked
25

04 · Newcomers

0 of last year's 7 launches cleared the first-year sales bar.

7 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 30 months on average, so a newcomer is not facing entrenched names.

Launched, last 12 months
7
Successful launches
0Amazon's first-year sales bar
Average brand age
30 months

Products

Top Tap Cartridges 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 59% of clicks. Leaders hold, but buyers still shop past them.

£0£7K£14K£21K£28K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

19 rising

Sellers

29

Est. top-5 brand share

67%

Top 20: 100%

Est. top-5 click share

59%

Top 20: 93%

Open market

28%

  • Seawhisper28%
  • Generic17%
  • Libenxue9%
  • MOTTDAM8%
  • NEUSID5%
  • Haiba5%

Demand

Tap Cartridges search demand

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

5K4KSpike '25Black Friday '25SepDecMarJunAugNovMarMay

Peak months: Jan · busiest ÷ quietest = 1.7×

Search terms

Top Tap Cartridges search terms shoppers use

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

  • tap cartridge replacement29K/yr
  • mixer tap cartridge25K/yr
  • tap cartridge15K/yr
  • tap parts13K/yr
  • tap inserts11K/yr
  • tap valve replacement9K/yr
  • tap valve9K/yr
  • mixer tap cartridge replacement7K/yr
  • tap cartridges11K/yr
  • tap replacement parts6K/yr

Reviews and returns

What reviews say buyers love and hate about Tap Cartridges

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

26%of positive reviews mention “Size-Overall”
19%of negative reviews mention “Leak-Proof”
5.2%of orders come back
“had been dripping quite a while”
A buyer, on “Leak-Proof”19% 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 Tap Cartridges 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