Kester Solder
FailThe top 5 brands take 100% of clicks, so Kester Solder is a Fail.
- Flapen Score
- 46 / 100Ranks 5,399 of 9,536 Tools & Home Improvement niches · −2 vs the category median of 4846
- 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.
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.
Top sellers
by 90-day click share
Kester 44 Solder Wire 63/37 0.031 RMA Rosin 1-ounce Tube
- Price
- $13.34
- Rating
- 4.8/5
- Reviews
- 738
- Age
- 13y ago

MAIYUM 63-37 Tin Lead Rosin Core Solder Wire for Electrical Soldering (0.8mm 50g)
- Price
- $8.53
- Rating
- 4.6/5
- Reviews
- 22,279
- Age
- 8y ago

KESTER SOLDER 24-6040-0027 Wire Solder 0.031Dia. Pack of (1) 32117
- Price
- $44.47
- Rating
- 4.9/5
- Reviews
- 2,698
- Age
- 19y ago

KESTER SOLDER 24-6337-0027 Solder Wire 63/37 SN/PB 183C 1LB (1) (1)
- Price
- $45.20
- Rating
- 4.9/5
- Reviews
- 247
- Age
- 15y ago

TOWOT 63-37 High Purity Tin Lead Rosin Core Solder Wire for Electrical Soldering Content 1.8% Solder Flux (1.0mm 50g)
- Price
- $6.68
- Rating
- 4.7/5
- Reviews
- 5,396
- Age
- 4y ago
Trending
90-day click momentum
Kester 44 Solder Wire 60/40 0.025 RMA Rosin 3/4-ounce Tube
- Price
- $13.21
- Rating
- 4.2/5
- Reviews
- 8
- Age
- 5mo ago

MAIYUM 63-37 Tin Lead Rosin Core Solder Wire for Electrical Soldering (0.6mm 50g)
- Price
- $8.60
- Rating
- 4.6/5
- Reviews
- 22,279
- Age
- 8y ago

KESTER SOLDER 24-6337-0027 Solder Wire 63/37 SN/PB 183C 1LB (1) (1)
- Price
- $45.20
- Rating
- 4.9/5
- Reviews
- 247
- Age
- 15y ago

MAIYUM 63-37 Tin Lead Rosin Core Solder Wire for Electrical Soldering (0.8mm 50g)
- Price
- $8.53
- Rating
- 4.6/5
- Reviews
- 22,279
- Age
- 8y ago

Kester 24-6337-0027 Solder Roll Core Size 66 63/37 Alloy 0.031 Diameter
- Price
- $44.77
- Rating
- 4.9/5
- Reviews
- 863
- Age
- 16y ago
Newest
by launch date
Kester 44 Solder Wire 60/40 0.025 RMA Rosin 3/4-ounce Tube
- Price
- $13.21
- Rating
- 4.2/5
- Reviews
- 8
- Age
- 5mo ago

Twocorn 63/37 Solder Wire high Purity no-wash tin-Lead Rosin cored Wire with 1.8% Flux for Electric Soldering (0.8mm 50g)
- Price
- $5.05
- Rating
- 4.5/5
- Reviews
- 948
- Age
- 2y ago

TOWOT 63-37 High Purity Tin Lead Rosin Core Solder Wire for Electrical Soldering Content 1.8% Solder Flux (1.0mm 50g)
- Price
- $6.68
- Rating
- 4.7/5
- Reviews
- 5,396
- Age
- 4y ago

HengTianMei 63/37 Rosin Core Tin Lead Solder Wire For Electrical Soldering(0.3mm/50g)
- Price
- $8.76
- Rating
- 4.7/5
- Reviews
- 1,391
- Age
- 5y ago

HengTianMei Tin Lead 63/37 Rosin Core Low Temp Solder Wire For Electronics Components And DIY repair(0.8mm/50g)
- Price
- $8.80
- Rating
- 4.7/5
- Reviews
- 1,391
- Age
- 5y ago
Competition
Competition: brands, sellers & click share
The top 5 products take 67% of clicks. Leaders hold, but buyers still shop past them.
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.
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.
“Poor quality control”
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
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Kester Solder questions
Answered from the same tracked data.









