Skip to content
61

ph sonde

Worth a look

Shows demand growing +204.1% this quarter, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 10Growth 97Conversion 59Competition 36Returns 45Price range 90Avg price 95Brand share 56Review moat 88Quality gap 97

Growth

Incredible+204.1%

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

Quality gap

Incredible3.9★

avg incumbent rating — lower means beatable quality

Avg price

Incredible€26.42

avg listing price — sweet spot $15–$100

Price range

Great€10.74–€77.78

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

Review moat

Great248.32

avg incumbent reviews — the moat a new listing must climb

Conversion

Good5.1%

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

Brand share

Good72%

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

Returns

Okay3.4%

return rate — above 5% kills the launch gate

Competition

Okay63%

top-5 click share — leaders hold, buyers still browse

Market size

Bad€39K

€39K/yr · 29K searches

According to Flapen's Amazon Germany niche tracking, ph sonde is a €39K/yr Amazon Germany market (29K searches/yr). The top 5 brands hold 72% of demand. Demand peaks in Apr–May–Jun–Jul. Verdict: Worth a look — 61/100.

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

ph sonde market data

Units sold / yr
2K–2K
avg 0–100/product
Revenue / yr
€40K–€53K
units × avg price
Conversion rate
5.1%
Avg BSR
#111
Page quality
0%
Prime
84%
Sponsored
79%
Out of stock
1.1%
Avg brand age
43 months
Avg seller age
188 days

Competition & brand share

The top 5 products take 63% of clicks — established leaders, but buyers still shop beyond them.

Brands

16 falling

Sellers

31

Top-5 brand share

72%

Top 20: 100%

Top-5 click share

63%

Top 20: 100%

Open market

23%

  • DANOPLUS25%
  • Apera Instruments17%
  • Meytec16%
  • GAIN EXPRESS7%
  • Nikou6%
  • OCS.tec5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +204.1% search growth over the last 90 days.
1K750Black Friday '24Spike '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Apr, May, Jun, Jul · busiest ÷ quietest = 4.4×

Top ph sonde search terms

  • ph sonde pool6K/yr
  • ph sonde8K/yr
  • ph sonde pool salzwasser4K/yr
  • ph elektrode7K/yr
  • ph sensor4K/yr
All search terms

Top ph sonde 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%€8K30%€12K40%€15K1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 19 tracked products in this niche — three views at once, no toggling.

What buyers say about ph sonde

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

What buyers love

Preis-Leistungs-Verhältnis42%

“Für den Preis super”

Qualität insgesamt13%

“Die Elektrode macht einen soliden Eindruck”

Effizienz12%

“Funktioniert einwandfrei”

Gesamtgröße8%

“Passt und funktioniert”

beworben Vs Tatsächliches Produkt6%

“Beschreibung hat mit der Lieferung übereingestimmt”

Messung / Ablesegenauigkeit4%

“Präzise Messung”

Design insgesamt4%

“Konische Bauart”

Materialqualität4%

“Elektrode ist sehr gut verarbeitet”

Konnektivität – insgesamt3%

“Anschluss und Nutzung sind unkompliziert”

Haltbarkeit3%

“Betrieb standhält”

What buyers complain about

Haltbarkeit43%

“Nach 2 Monaten bereits defekt”

Messung / Ablesegenauigkeit10%

“Nach wenigen Tagen keine vernüftige Messung mehr”

Qualität insgesamt10%

“Miese Qualität”

Auslaufsicher7%

“Flüssigkeit schon ausgelaufen daher keine gute Bewertung”

Preis-Leistungs-Verhältnis7%

“Das waren fast 100€, unmöglich”

Feucht/Trocken5%

“Fehlerhaft und ausgetrocknet dadurch defekt”

beworben Vs Tatsächliches Produkt5%

“Reklamation”

Konnektivität – insgesamt5%

“Falscher Anschluss”

Benutzerfreundlichkeit5%

“Problemlose Handhabung”

Defekt Material/Teile5%

“Neuteil defekt”

Top return reasons

Gesamtgröße24%
Funktionalität insgesamt17%
Defekt Material/Teile13%
Messung / Ablesegenauigkeit9%
Auslaufsicher9%
Kompatibilität – insgesamt8%
beworben Vs Tatsächliches Produkt4%
Konnektivität – insgesamt3%
Feucht/Trocken3%
Haltbarkeit2%

Common questions

Is ph sonde profitable to sell on Amazon Germany?
The niche generates €39K/yr across 19 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +204.1%. Flapen's verdict: Worth a look (61/100).
How competitive is the ph sonde niche?
16 brands and 31 sellers compete. The top 5 products take 63% of clicks and top 5 brands hold 72% of demand.
What do buyers complain about in ph sonde?
Top complaints mined from reviews: Haltbarkeit, Messung / Ablesegenauigkeit, Qualität insgesamt. The return rate is 3.4%.
When does demand for ph sonde peak?
Demand peaks in Apr–May–Jun–Jul; the busiest month runs 4.4× the quietest.
What does it cost to enter the ph sonde niche?
Listings span €10.74–€77.78; the average listing price is €26.42 (sweet spot $15–$100). The average incumbent carries 248 reviews — the moat a new listing must climb.