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54

r-0871

Worth a look

Shows searches that convert (32.7% search→purchase), but a concentrated shelf (top 5 take 100% of clicks) keeps it on the watch list.

Market size 33Growth 97Conversion 100Competition 0Returns 98Price range 90Avg price 87Brand share 0Review moat 72Quality gap 20

Conversion

Incredible32.7%

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

Returns

Incredible0.4%

return rate — above 5% kills the launch gate

Growth

Incredible+190.1%

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

Price range

Great$13.58–$35.85

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

Avg price

Great$19.78

avg listing price — sweet spot $15–$100

Review moat

Good636.75

avg incumbent reviews — the moat a new listing must climb

Market size

Okay$154K

$154K/yr · 24K searches

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Competition

Bad100%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

Signals Trending

According to Flapen's Amazon United States niche tracking, r-0871 is a $154K/yr Amazon United States market (24K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in May–Jun–Jul. Verdict: Worth a look — 54/100.

Data updated Jul 24, 2026 · scored weekly · How we score niches

r-0871 market data

Units sold / yr
8K–10K
avg 2,000–2,500/product
Revenue / yr
$158K–$198K
units × avg price
Conversion rate
32.7%
Avg BSR
#105
Page quality
0%
Prime
100%
Sponsored
100%
Out of stock
0.0%
Avg brand age
44 months
Avg seller age
187 days

Competition & brand share

The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.

Brands

2 flat

Sellers

49

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

100%

Top 20: 100%

Open market

0%

  • Taylor93%
  • Taylor Technologies, Inc.7%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +190.1% search growth over the last 90 days.
1K600Spike '24Spike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: May, Jun, Jul · busiest ÷ quietest = 6.3×

Top r-0871 search terms

  • r-08719K/yr
  • taylor r-08716K/yr
  • r-0871 taylor reagent6K/yr
  • r0871 taylor reagent4K/yr
All search terms

Top r-0871 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%20%$31K40%$62K60%$92K80%$123K1001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 4 tracked products in this niche — three views at once, no toggling.

What buyers say about r-0871

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

What buyers love

Advertised Vs Actual Product44%

“Does What it is supposed to”

Value For Money28%

“Arrived quickly and at a good price”

Size-Overall11%

“The size of this bottle of R-0871 reagent has been wonderful”

Ease Of Use11%

“Easy to use”

Correct Contents6%

“Good quantity for pool and hot tub checks”

What buyers complain about

Value For Money100%

“this isnt worth more than 12-15 bucks”

Top return reasons

Leak-Proof40%
Advertised Vs Actual Product30%
Value For Money9%
Size-Overall6%
Defective Material/Parts4%
Color3%
Stain Resistance2%
Electric Components2%
Certifications2%
Functionality-Overall1%

Common questions

Is r-0871 profitable to sell on Amazon United States?
The niche generates $154K/yr across 4 tracked products. 90-day search growth is +190.1%. Flapen's verdict: Worth a look (54/100).
How competitive is the r-0871 niche?
2 brands and 49 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in r-0871?
Top complaints mined from reviews: Value For Money. The return rate is 0.4%.
When does demand for r-0871 peak?
Demand peaks in May–Jun–Jul; the busiest month runs 6.3× the quietest.
What does it cost to enter the r-0871 niche?
Listings span $13.58–$35.85; the average listing price is $19.78 (sweet spot $15–$100). The average incumbent carries 637 reviews — the moat a new listing must climb.