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Angle Stop Valve 1/2 Inch X 3/8 Inch

Fail

Shoppers spend an estimated $75K a year here, so Angle Stop Valve 1/2 Inch X 3/8 Inch is a Fail.

Flapen Score
47
47 / 100
Ranks 4,985 of 9,536 Tools & Home Improvement niches · −1 vs the category median of 48
Market size
$75K/yr65K searches / yr
90-day growth
-11.6%search demand this quarter
Competition
46%top-5 click share · 19 brands · 91 sellers

Flapen Score

Angle Stop Valve 1/2 Inch X 3/8 Inch against its category

The dotted line is the Tools & Home Improvement average. Past it, Angle Stop Valve 1/2 Inch X 3/8 Inch is stronger. Inside it, weaker.

47Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Angle Stop Valve 1/2 Inch X 3/8 Inch market on Amazon at a glance

Shoppers on Amazon United States searched for Angle Stop Valve 1/2 Inch X 3/8 Inch 65K times last year and spent an estimated $75K. The top 5 brands take 72% of clicks. Flapen scores it 47 out of 100, a Fail.

01 · Demand

An estimated 4.9% of those searches ended in a purchase.

Shoppers searched for this 65K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 4.9% of those searches ended in a purchase. Searches in the last 90 days moved -11.6% against the 90 days before. Searches, conversion and average price together put the market at an estimated $75K a year.

Searches, last 12 months
65K
Growth, 90 days vs prior 90
-11.6%
Conversion, latest week
4.9%
Market size, estimated
$75Ka year
Peak month
August1.2× the quietest month
Top search term
1/4 turn shut off valve21K searches a year

02 · Price

A sale here is worth $23.57.

Listings sell for $23.57 on average, from $7.01 to $75.67. Amazon reports units sold in ranges. This niche sold 4K to 5K a year. The average listing sells 100 to 250 of them. At $23.57 that is $2K to $6K a year per listing.

Average price
$23.57inside the $15 to $100 sweet spot
Price range
$7.01–$75.67
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
4K–5K
Units per listing a year
100–250
Revenue per listing a year
$2K–$6K
Returns
3.0%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is low.

64% of listings pay for placement with sponsored ads. 95% ship with Prime. On an average day, 0.2% of listings are out of stock. The average listing ranks #519 within Plumbing. It carries 334 reviews at 4.62 stars, so a new listing needs social proof before a better product.

Sponsored listings
64%
Prime listings
95%
Out of stock, average day
0.2%
Average rank
#519in Plumbing
Average rating
4.62 starsAmazon United States average 4.42 stars
Average reviews
334per listing
Listings tracked
42

04 · Newcomers

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

2 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 49 months on average, so the names here are settling in.

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

Products

Top Angle Stop Valve 1/2 Inch X 3/8 Inch 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 29, 2026. The live listing can differ.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 46% of clicks. Leaders hold, but buyers still shop past them.

$0$2K$5K$7K$9K101001K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

19 rising

Sellers

91

Est. top-5 brand share

72%

Top 20: 100%

Est. top-5 click share

46%

Top 20: 82%

Open market

22%

  • BrassCraft30%
  • EFIELD13%
  • GUOFIS13%
  • PROCURU10%
  • Minimprover7%
  • PXZBLG6%

Demand

Angle Stop Valve 1/2 Inch X 3/8 Inch search demand

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

3K2KBlack Friday '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.2×

Search terms

Top Angle Stop Valve 1/2 Inch X 3/8 Inch search terms shoppers use

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

  • 1/4 turn shut off valve21K/yr
  • 1/2 compression shut off valve8K/yr
  • angle stops5K/yr
  • brasscraft 1/4 turn angle valve7K/yr
  • brasscraft5K/yr
  • 1/2 valve shut off4K/yr
  • 1/2 inch shut off valve4K/yr
  • 1/2 angle stop valve3K/yr
  • 1/2 x 3/8 angle stop valve3K/yr
  • brass craft shut off valve4K/yr

Reviews and returns

What reviews say buyers love and hate about Angle Stop Valve 1/2 Inch X 3/8 Inch

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

26%of positive reviews mention “Quality-Overall”
40%of negative reviews mention “Leak-Proof”
3.0%of orders come back
“Leaking valve”
A buyer, on “Leak-Proof”40% 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.

17 topics

NegativePositive

FAQ

Common Angle Stop Valve 1/2 Inch X 3/8 Inch 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