---
title: "Reviews — pentair mastertemp 400 control board - Flapen"
canonical_url: "https://flapen.com/research/us/patio-lawn-garden/pentair-mastertemp-400-control-board/reviews"
last_updated: "2026-08-11T09:41:40.084Z"
locale: en
meta:
  description: "Niche score 53/100 · $107K/yr market · 21K searches/yr · $85.47 avg price. High returns (7.7%) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 53/100 · $107K/yr market · 21K searches/yr · $85.47 avg price. High returns (7.7%) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Reviews — pentair mastertemp 400 control board - Flapen"
---

# **pentair mastertemp 400 control board**

**Worth a look**

Shows a thin review moat (22 avg reviews), but high returns (7.7%) keeps it on the watch list.

Market size 26Growth 55Conversion 66Competition 44Returns 15Price range 15Avg price 80Brand share 69Review moat 99Quality gap 95

**Review moat**

**Incredible****21.9**

avg incumbent reviews — the moat a new listing must climb

**Quality gap**

**Incredible****4.0★**

avg incumbent rating — lower means beatable quality

**Avg price**

**Great****$85.47**

avg listing price — sweet spot $15–$100

**Brand share**

**Good****64%**

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

**Conversion**

**Good****5.9%**

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

**Growth**

**Good****+28.3%**

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

**Competition**

**Okay****58%**

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

**Market size**

**Okay****$107K**

$107K/yr · 21K searches

**Returns**

**Bad****7.7%**

return rate — above 5% kills the launch gate

**Price range**

**Bad****$37.02–$447.44**

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

**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500") [** Quality Gap**](https://flapen.com/research/niches?market=us&signal=quality_gap "Avg rating < 4.0") [** High Returns**](https://flapen.com/research/niches?market=us&signal=high_returns "Return rate > 5%") [** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")

## Reviews