---
title: "Trend — thermocouple - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/thermocouple/trend"
last_updated: "2026-08-05T22:33:36.294Z"
locale: en
meta:
  description: "Niche score 59/100 · $194K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 59/100 · $194K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Trend — thermocouple - Flapen"
---

# **thermocouple**

**Worth a look**

Shows no brand lock-in (top 5 brands take 38% of clicks), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 38Growth 16Conversion 52Competition 85Returns 50Price range 85Avg price 89Brand share 95Review moat 88Quality gap 55

**Brand share**

**Incredible****38%**

top-5 brand share — no brand owns this niche

**Avg price**

**Great****$20.44**

avg listing price — sweet spot $15–$100

**Review moat**

**Great****247.11**

avg incumbent reviews — the moat a new listing must climb

**Competition**

**Great****30%**

top-5 click share — an open shelf

**Price range**

**Great****$6.92–$73.06**

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

**Quality gap**

**Good****4.4★**

avg incumbent rating — lower means beatable quality

**Conversion**

**Good****4.3%**

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

**Returns**

**Okay****3.0%**

return rate — above 5% kills the launch gate

**Market size**

**Okay****$194K**

$194K/yr · 221K searches

**Growth**

**Bad****-17.4%**

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

**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%")

## Trend