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jcase fuse assortment

Skip it

A small market ($43K/yr) — this niche doesn't clear our bar today.

Market size 11Growth 35Conversion 77Competition 24Returns 76Price range 76Avg price 78Brand share 46Review moat 76Quality gap 42

Avg price

Great$16.09

avg listing price — sweet spot $15–$100

Conversion

Great7.5%

search→purchase rate — share of searches ending in a sale

Review moat

Great477.33

avg incumbent reviews — the moat a new listing must climb

Returns

Great2.0%

return rate — above 5% kills the launch gate

Price range

Great$7.04–$39.80

cheapest to priciest tracked listing — scored on the share inside $15–$100

Brand share

Okay77%

top-5 brand share — brands hold most of the demand

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Growth

Okay+7.6%

90-day search growth — must beat 0% to launch

Competition

Bad71%

top-5 click share — a locked-up shelf

Market size

Bad$43K

$43K/yr · 36K searches

According to Flapen's Amazon United States niche tracking, jcase fuse assortment is a $43K/yr Amazon United States market (36K searches/yr). The top 5 brands hold 77% of demand. Verdict: Skip it — 46/100.

Data updated Jul 11, 2026 · scored weekly · How we score niches

jcase fuse assortment market data

Units sold / yr
3K–4K
avg 100–250/product
Revenue / yr
$48K–$64K
units × avg price
Conversion rate
7.5%
Avg BSR
#124
Page quality
0%
Prime
100%
Sponsored
93%
Out of stock
0.0%
Avg brand age
37 months
Avg seller age
207 days

Competition & brand share

The top 5 products capture 71% of clicks — a locked-up shelf that new listings rarely crack.

Brands

12 falling

Sellers

17

Top-5 brand share

77%

Top 20: 100%

Top-5 click share

71%

Top 20: 100%

Open market

16%

  • Joinfworld29%
  • Nilight21%
  • Eoppen12%
  • BIOFUSE7%
  • YUEONEWIN7%
  • Riseuvo7%
  • Open — no brand owns it (6 brands, 16%)

Demand

Weekly Amazon search volume, last 14 weeks — +7.6% search growth over the last 90 days.
800600Apr '26Apr '26May '26May '26May '26Jun '26Jun '26

Top jcase fuse assortment search terms

  • jcase fuse assortment10K/yr
  • j case fuses7K/yr
  • jcase fuse8K/yr
  • j case fuse assortment kit6K/yr
  • j case fuse3K/yr
  • jcase fuses3K/yr
All search terms

Top jcase fuse assortment products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%10%$4K20%$9K30%$13K40%$17K1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 15 tracked products in this niche — three views at once, no toggling.

What buyers say about jcase fuse assortment

What buyers praise and complain about, mined from review topics.

What buyers love

Value For Money36%

“Great value”

Quality-Overall24%

“very good assortment in the kit”

Advertised Vs Actual Product11%

“As advertised”

Size-Overall11%

“Fits properly”

Ease Of Use4%

“Very useful”

Correct Contents3%

“Perfect assortment”

Mounting2%

“Excellent spare parts for my cars”

Portability2%

“Easy portable case to store”

Compatibility-Overall1%

“Worked good for my 2022f150”

Functionality-Overall1%

“Works Great awsome tools”

What buyers complain about

Quality-Overall18%

“Poor Quality Fuses”

Compatibility-Overall18%

“Terrible does not fit my 2021 ram 3500”

Size-Overall15%

“Doesnt fit either of my older Fords like it claims”

Value For Money10%

“you will not be put the cost of another fuse ever again”

Defective Material/Parts8%

“Item broken”

Material Quality5%

“not OEM materials”

Color4%

“I took off one star because the numbers are the same color as the fuses plastic head covering”

Ease Of Use4%

“Can not use them at all”

Functionality-Overall3%

“It didn't work for me”

Connectivity-Overall3%

“not make a solid connection causing arcing”

Top return reasons

Size-Overall65%
Compatibility-Overall14%
Advertised Vs Actual Product6%
Quality-Overall3%
Defective Material/Parts3%
Functionality-Overall3%
Value For Money2%
Amplification1%
Product Condition1%
Maintenance And Repair1%

Common questions

Is jcase fuse assortment profitable to sell on Amazon United States?
The niche generates $43K/yr across 15 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +7.6%. Flapen's verdict: Skip it (46/100).
How competitive is the jcase fuse assortment niche?
12 brands and 17 sellers compete. The top 5 products take 71% of clicks and top 5 brands hold 77% of demand.
What do buyers complain about in jcase fuse assortment?
Top complaints mined from reviews: Quality-Overall, Compatibility-Overall, Size-Overall. The return rate is 2.0%.
What does it cost to enter the jcase fuse assortment niche?
Listings span $7.04–$39.80; the average listing price is $16.09 (sweet spot $15–$100). The average incumbent carries 477 reviews — the moat a new listing must climb.