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netzfilter

Worth a look

Shows low returns (1.2%), but soft demand (-27.5% this quarter) keeps it on the watch list.

Market size 16Growth 11Conversion 17Competition 83Returns 91Price range 23Avg price 88Brand share 77Review moat 77Quality gap 58

Returns

Great1.2%

return rate — above 5% kills the launch gate

Avg price

Great€64.64

avg listing price — sweet spot $15–$100

Competition

Great32%

top-5 click share — an open shelf

Brand share

Great58%

top-5 brand share — no brand owns this niche

Review moat

Great465.77

avg incumbent reviews — the moat a new listing must climb

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Price range

Bad€5.79–€371.58

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

Conversion

Bad1.4%

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

Market size

Bad€64K

€64K/yr · 72K searches

Growth

Bad-27.5%

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

According to Flapen's Amazon Germany niche tracking, netzfilter is a €64K/yr Amazon Germany market (72K searches/yr). The top 5 brands hold 58% of demand. Demand peaks in Jan. Verdict: Worth a look — 50/100.

Data updated Jul 9, 2026 · scored weekly · How we score niches

netzfilter market data

Units sold / yr
1K–2K
avg 0–100/product
Revenue / yr
€81K–€97K
units × avg price
Conversion rate
1.4%
Avg BSR
#471
Page quality
0%
Prime
96%
Sponsored
79%
Out of stock
4.1%
Avg brand age
49 months
Avg seller age
198 days

Competition & brand share

Clicks spread well past the top 5 (32% combined) — an open shelf where new products get seen.

Brands

20 flat

Sellers

126

Top-5 brand share

58%

Top 20: 100%

Top-5 click share

32%

Top 20: 74%

Open market

34%

  • Ehmann15%
  • Dynavox13%
  • REV12%
  • Uadme10%
  • pailvens9%
  • Brennenstuhl8%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -27.5% search growth over the last 90 days.
2K2KPrime Day '24Spike '24Holiday '24Prime Day '25Spike '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan · busiest ÷ quietest = 1.7×

Top netzfilter search terms

  • netzfilter21K/yr
  • netzfilter steckdose10K/yr
  • netzfilter 230v11K/yr
  • entstörfilter steckdose6K/yr
  • entstörfilter 230v4K/yr
  • hifi steckdosenleiste6K/yr
  • netzfilter steckdosenleiste4K/yr
  • netzfilter hifi6K/yr
  • hifi netzfilter5K/yr
All search terms

Top netzfilter 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%3%€2K6%€4K9%€6K12%€8K101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

What buyers say about netzfilter

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

What buyers love

Qualität insgesamt32%

“Super Produkt”

beworben Vs Tatsächliches Produkt10%

“Erfüllt alle Anforderungen”

Preis-Leistungs-Verhältnis7%

“preiswert”

Sicherheit5%

“super Safe”

Filterung4%

“Funkenstörfilter”

Buchse/Anschluss/Stecker4%

“Es ist gut das man jeweils 4 Steckdosen separat schaqlten kann”

Gesamtgröße4%

“Passt”

Stärke3%

“mega robust”

Benutzerfreundlichkeit3%

“Einfache Handhabung”

Fall/Aufprallschutz3%

“Guter Schutz”

What buyers complain about

Qualität insgesamt12%

“Nix besser”

Haltbarkeit10%

“Leider nach 2 Kalenderwochen defekt”

Funktionalität insgesamt10%

“Funktioniert nur bedingt”

Preis-Leistungs-Verhältnis9%

“Retourware für teuer Geld”

Geräuschpegel6%

“Im neuen Haus tönte aus meinen Studio-Lautsprechern ein fortwährendes hochfrequentes Zwitschern - und das sogar mit Pegel auf Null und abgestöpselten Audiokabeln”

Montage/Installation6%

“Keine waagerechte Installation möglich”

Audioqualität4%

“Via LAN gestreamte Musik wirkte leblos”

Kompatibilität – insgesamt4%

“Ein Stern Abzug, da leider nicht wie bei anderen Brennenstuhl Produkten üblich mit französischen Stecker kompatibel”

Konnektivität – insgesamt3%

“Powerline Verbindung nur minimal verbessert”

beworben Vs Tatsächliches Produkt3%

“Falsche Beschreibung”

Top return reasons

Funktionalität insgesamt28%
Gesamtgröße14%
Defekt Material/Teile13%
Filterung9%
Produktzustand7%
Kompatibilität – insgesamt6%
Buchse/Anschluss/Stecker3%
Geräuschpegel2%
Konnektivität – insgesamt2%
Touch-/Tastensteuerung1%

Common questions

Is netzfilter profitable to sell on Amazon Germany?
The niche generates €64K/yr across 47 tracked products. 90-day search growth is -27.5%. Flapen's verdict: Worth a look (50/100).
How competitive is the netzfilter niche?
20 brands and 126 sellers compete. The top 5 products take 32% of clicks and top 5 brands hold 58% of demand.
What do buyers complain about in netzfilter?
Top complaints mined from reviews: Qualität insgesamt, Haltbarkeit, Funktionalität insgesamt. The return rate is 1.2%.
When does demand for netzfilter peak?
Demand peaks in Jan; the busiest month runs 1.7× the quietest.
What does it cost to enter the netzfilter niche?
Listings span €5.79–€371.58; the average listing price is €64.64 (sweet spot $15–$100). The average incumbent carries 466 reviews — the moat a new listing must climb.