---
title: "Products — aquarium heater - Flapen"
canonical_url: "https://flapen.com/research/us/pet-supplies/aquarium-heater/products"
last_updated: "2026-07-21T21:00:56.629Z"
locale: en
meta:
  description: "Niche score 55/100 · $2.5M/yr market · 2.2M searches/yr · $19.86 avg price. Soft demand (-44.5% this quarter) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 55/100 · $2.5M/yr market · 2.2M searches/yr · $19.86 avg price. Soft demand (-44.5% this quarter) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Products — aquarium heater - Flapen"
---

# **aquarium heater**

**Worth a look**

Shows a $2.5M/yr market, but soft demand (-44.5% this quarter) keeps it on the watch list.

Market size 95Growth 3Conversion 65Competition 56Returns 49Price range 78Avg price 87Brand share 42Review moat 34Quality gap 65

**Market size**

**Incredible****$2.5M**

$2.5M/yr · 2.2M searches

**Avg price**

**Great****$19.86**

avg listing price — sweet spot $15–$100

**Price range**

**Great****$6.67–$45.65**

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

**Conversion**

**Good****5.8%**

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

**Quality gap**

**Good****4.4★**

avg incumbent rating — lower means beatable quality

**Competition**

**Good****52%**

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

**Returns**

**Okay****3.2%**

return rate — above 6% kills the launch gate

**Brand share**

**Okay****80%**

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

**Review moat**

**Okay****3,111.19**

avg incumbent reviews — the moat a new listing must climb

**Growth**

**Bad****-44.5%**

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