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Kester Solder

Fail

The top 5 brands take 100% of clicks, so Kester Solder is a Fail.

Flapen Score
46
46 / 100
Ranks 5,399 of 9,536 Tools & Home Improvement niches · −2 vs the category median of 48
Market size
$298K/yr124K searches / yr
90-day growth
-2.6%search demand this quarter
Competition
67%top-5 click share · 5 brands · 24 sellers

Flapen Score

Kester Solder against its category

The dotted line is the Tools & Home Improvement average. Past it, Kester Solder is stronger. Inside it, weaker.

46Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Kester Solder market on Amazon at a glance

Shoppers on Amazon United States searched for Kester Solder 124K times last year and spent an estimated $298K. All 5 brands take every click. Flapen scores it 46 out of 100, a Fail.

01 · Demand

9.9% of searches ended in a purchase last week.

Shoppers searched for this 124K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. In the latest week, 9.9% of those searches ended in a purchase. Searches in the last 90 days moved -2.6% against the 90 days before. Searches, conversion and average price together put the market at an estimated $298K a year.

Searches, last 12 months
124K
Growth, 90 days vs prior 90
-2.6%
Conversion, latest week
9.9%
Market size, estimated
$298Ka year
Peak month
January1.7× the quietest month
Top search term
kester solder34K searches a year

02 · Price

A sale here is worth $24.23.

Listings sell for $24.23 on average, from $5.05 to $49.05. Amazon reports units sold in ranges. This niche sold 10K to 13K a year. The average listing sells 500 to 750 of them. At $24.23 that is $12K to $18K a year per listing.

Average price
$24.23inside the $15 to $100 sweet spot
Price range
$5.05–$49.05
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
10K–13K
Units per listing a year
500–750
Revenue per listing a year
$12K–$18K
Returns
0.7%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is reviews.

41% of listings pay for placement with sponsored ads. 94% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #78 within Welding & Soldering. It carries 4,878 reviews at 4.72 stars, so a new listing needs social proof before a better product.

Sponsored listings
41%
Prime listings
94%
Out of stock, average day
0.0%
Average rank
#78in Welding & Soldering
Average rating
4.72 starsAmazon United States average 4.42 stars
Average reviews
4,878per listing
Listings tracked
17

04 · Newcomers

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

1 products launched here in the last 12 months. Amazon counts 1 of them as successful launches, new products that hit its first-year sales bar. The brands on the shelf have sold for 50 months on average, so the names here are settling in.

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

Products

Top Kester Solder 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 67% of clicks. Leaders hold, but buyers still shop past them.

$0$30K$60K$89K$119K1101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

5 falling

Sellers

24

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

67%

Top 20: 100%

Open market

0%

  • Kester65%
  • MAIYUM19%
  • TOWOT8%
  • HengTianMei6%
  • twocorn2%
  • Open — no brand owns it (0%)

Demand

Kester Solder search demand

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

4K3KSpike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.7×

Search terms

Top Kester Solder search terms shoppers use

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

  • kester solder34K/yr
  • 63/37 rosin core solder13K/yr
  • kester solder 63/3715K/yr
  • 63/37 solder13K/yr
  • kester 4413K/yr
  • kester6K/yr
  • kester 44 rosin core solder5K/yr
  • kester 63/374K/yr
  • 63/37 leaded solder3K/yr
  • solder 63/374K/yr

Reviews and returns

What reviews say buyers love and hate about Kester Solder

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

30%of positive reviews mention “Quality-Overall”
27%of negative reviews mention “Quality-Overall”
0.7%of orders come back
“Poor quality control”
A buyer, on “Quality-Overall”27% 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.

14 topics

NegativePositive

FAQ

Common Kester Solder questions

Answered from the same tracked data.