Skip to content
44

sunlu filament connector

Skip it

Soft demand (-50.8% this quarter) — this niche doesn't clear our bar today.

Market size 23Growth 0Conversion 62Competition 19Returns 77Price range 75Avg price 93Brand share 25Review moat 75Quality gap 92

Avg price

Great€22.28

avg listing price — sweet spot $15–$100

Quality gap

Great4.0★

avg incumbent rating — lower means beatable quality

Returns

Great1.9%

return rate — above 5% kills the launch gate

Review moat

Great499.17

avg incumbent reviews — the moat a new listing must climb

Price range

Great€6.26–€40.88

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

Conversion

Good5.5%

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

Brand share

Bad90%

top-5 brand share — brand-locked demand

Market size

Bad€93K

€93K/yr · 76K searches

Competition

Bad78%

top-5 click share — a locked-up shelf

Growth

Bad-50.8%

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

According to Flapen's Amazon Germany niche tracking, sunlu filament connector is a €93K/yr Amazon Germany market (76K searches/yr). The top 5 brands hold 90% of demand. Demand peaks in Jan–Aug–Sep. Verdict: Skip it — 44/100.

Data updated Jul 13, 2026 · scored weekly · How we score niches

sunlu filament connector market data

Units sold / yr
3K–4K
avg 100–250/product
Revenue / yr
€67K–€89K
units × avg price
Conversion rate
5.5%
Avg BSR
#852
Page quality
0%
Prime
100%
Sponsored
67%
Out of stock
39.6%
Avg brand age
24 months
Avg seller age
218 days

Competition & brand share

The top 5 products capture 78% of clicks — a locked-up shelf that new listings rarely crack.

Brands

9 flat

Sellers

14

Top-5 brand share

90%

Top 20: 100%

Top-5 click share

78%

Top 20: 100%

Open market

7%

  • YOOPAI55%
  • SUNLU18%
  • VIT SPORT7%
  • kunphy7%
  • Hafeehoo3%
  • WANGCL3%
  • Open — no brand owns it (3 brands, 7%)

Demand & seasonality

Weekly Amazon search volume, last 84 weeks — -50.8% search growth over the last 90 days.
4K3KSpike '25Prime Day '25Black Friday '25Spike '26DecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Jan, Aug, Sep · busiest ÷ quietest = 4.7×

Top sunlu filament connector search terms

  • filament verbinder25K/yr
  • filamentverbinder11K/yr
  • filament connector10K/yr
  • sunlu filament connector11K/yr
  • filament schweißgerät4K/yr
  • filament verbinder 1.75 elektrisch4K/yr
  • filament schweißer4K/yr
  • filament splicer3K/yr
  • sunlu filament verbinder5K/yr
All search terms

Top sunlu filament connector 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%€9K20%€19K30%€28K40%€37K1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

All 12 tracked products in this niche — three views at once, no toggling.

What buyers say about sunlu filament connector

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

What buyers love

Effizienz17%

“dann klappt es wunderbar.”

Qualität insgesamt15%

“Top Produkt”

Konnektivität – insgesamt13%

“Nach 2-3 Versuchen bekommt man sehr gute Verbindungen zu Stande, vorausgesetzt man verfügt über die notwendige Feinmotorik um das Filament in Position zu halten”

Benutzerfreundlichkeit12%

“Einfache Handhabung, sehr nützliches Gadget”

beworben Vs Tatsächliches Produkt10%

“es tut was es soll”

Preis-Leistungs-Verhältnis10%

“Günstiger als bei T...u”

Funktionalität insgesamt5%

“Funktioniert einwandfrei”

Gesamtgröße5%

“Ich denke das passt”

3D-Effekt5%
Gesamt anzeigen1%

“display sehr gut ablesbar”

What buyers complain about

Funktionalität insgesamt23%

“Funktioniert nicht so gut”

Benutzerfreundlichkeit9%

“Bedienung etwas hakelig”

Konnektivität – insgesamt8%

“Teurer Schrott, Verbindungen halten nicht”

Verklemmen/Verstopfen7%

“da es komplett verstopft ist”

Dicke7%

“Verbindung ist Dicker”

Preis-Leistungs-Verhältnis6%

“Preis Leistung geht”

Hartes Gefühl5%

“Schwirig, Mal geht es dann Mal wieder nicht”

Griff5%

“Nichts für zittrige Hände”

Haftung/Klebrigkeit5%

“Es ist schlichtweg unmöglich mit dem Gerät haftende Verbindungen zu erzeugen”

beworben Vs Tatsächliches Produkt5%

“Leider nicht so wie versprochen”

Top return reasons

Funktionalität insgesamt46%
Konnektivität – insgesamt15%
Defekt Material/Teile7%
Qualität insgesamt4%
Benutzerfreundlichkeit3%
Mechanismus probleme3%
Kompatibilität – insgesamt3%
Montage/Installation3%
Haltbarkeit2%
Gesamt anzeigen2%

Common questions

Is sunlu filament connector profitable to sell on Amazon Germany?
The niche generates €93K/yr across 12 tracked products. 1 of 4 products launched in the last 360 days are still selling. 90-day search growth is -50.8%. Flapen's verdict: Skip it (44/100).
How competitive is the sunlu filament connector niche?
9 brands and 14 sellers compete. The top 5 products take 78% of clicks and top 5 brands hold 90% of demand.
What do buyers complain about in sunlu filament connector?
Top complaints mined from reviews: Funktionalität insgesamt, Benutzerfreundlichkeit, Konnektivität – insgesamt. The return rate is 1.9%.
When does demand for sunlu filament connector peak?
Demand peaks in Jan–Aug–Sep; the busiest month runs 4.7× the quietest.
What does it cost to enter the sunlu filament connector niche?
Listings span €6.26–€40.88; the average listing price is €22.28 (sweet spot $15–$100). The average incumbent carries 499 reviews — the moat a new listing must climb.