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Filament Runout Sensor

brand-locked demand (top 5 brands take 100% of clicks) — Filament Runout Sensor doesn't clear our bar today.

Flapen Score

34
Skip it

Ranks 248 of 262 Industrial & Scientific niches · −18 vs the category median of 52

Market size 15Growth 15Conversion 18Competition 21Returns 23Price range 92Avg price 94Brand share 0Review moat 89Quality gap 87
This niche Category average · 262 niches

Is Filament Runout Sensor profitable on Amazon?

According to Flapen's Amazon United States niche tracking, Filament Runout Sensor is a $59K/yr Amazon United States market (88K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Nov–Dec. Verdict: Skip it — 34/100.

Filament Runout Sensor: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -20.6% over the last 90 days and 1.4% of searches end in a purchase.

$59K

revenue / yr

Units sold / yr2K
Search volume / yr-20.6%88K
Conversion rate1.4%
Avg price$47.81

Who owns the niche?

The top 5 brands hold 100% of demand, so 0% of the market is open.

0%

open market share

Brands · sellers2 · 7
Top-5 product click share75%
Open market0%
Avg brand age33 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.1★ — the gap to enter on.

0/100

page quality · 13 products

Sponsored placement92%
New entrants (1y)0· 0 succeeded
Avg rating4.1★
Avg reviews220

Top Filament Runout Sensor products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products capture 75% of clicks — a locked-up shelf that new listings rarely crack.

$0$9K$18K$27K$36K101001K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

2 flat

Sellers

7

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

75%

Top 20: 100%

Open market

0%

  • BIGTREETECH93%
  • BIQU7%
  • Open — no brand owns it (0%)

Filament Runout Sensor demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume88KCVR1.4%Products13Brands2Top 5 Brands100%OOS Rate6.3%Rating4.1★Reviews220Avg BSR#1,272
4K3KSpike '24Holiday '24Prime Day '25Spike '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Nov, Dec · busiest ÷ quietest = 1.6×

Top Filament Runout Sensor search terms shoppers use

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

  • bigtreetech33K/yr
  • big tree tech15K/yr
  • btt12K/yr
  • skr mini e3 v37K/yr
  • bigtreetech skr mini e3 v3.04K/yr
  • 3d printer control board5K/yr
  • 3d printer board4K/yr
  • btt skr mini e3 v34K/yr
  • 3d printer motherboard4K/yr

What reviews say buyers love and hate about Filament Runout Sensor

What buyers mention most, as a share of all reviews.

What buyers love

79% of reviews
Brightness/Shine/Glow22%

Light is good

Quality-Overall10%

Very well made and functioning flawlessly

Value For Money9%

priced just about right

Ease Of Use8%

very useful

Compatibility-Overall8%

Works good, in my P1S

What buyers complain about

65% of reviews
Connectivity-Overall12%

Dry hard to connect

Assembly/Installation8%

Install installation is complicated

Adhesion/Stickiness7%

Poor adhesion

Instructions/User Manual/Troubleshooting7%

NO Instructions included

Brightness/Shine/Glow7%

Wish it was brighter

Filament Runout Sensor return rate & reasons

Why buyers send it back, as a share of all return requests.

5.7%

Return rate

5%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Functionality-Overall
19%
2Compatibility-Overall
17%
3Defective Material/Parts
11%
4Connectivity-Overall
9%
5Socket/Port/Plug
6%

Common Filament Runout Sensor questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Filament Runout Sensor 34/100 on Amazon United States — Skip it. The niche generates $59K/yr across 13 tracked products. Search demand moved -20.6% over the last 90 days.
Search demand for Filament Runout Sensor on Amazon United States peaks in Nov–Dec, where the busiest month runs 1.6× the quietest.