---
title: "Mxr Iso Brick — $26K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/musical-instruments/mxr-iso-brick"
last_updated: "2026-08-10T21:44:17.109Z"
locale: en
meta:
description: "Niche score 27/100 · $26K/yr market · 12K searches/yr · $126.29 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 27/100 · $26K/yr market · 12K searches/yr · $126.29 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Mxr Iso Brick — $26K/yr Amazon US Niche (2026) - Flapen"
---
# **mxr iso brick**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 7Growth 24Conversion 22Competition 21Returns 51Price range 41Avg price 66Brand share 0Review moat 68Quality gap 37
**Review moat**
**Good****784.75**
avg incumbent reviews — the moat a new listing must climb
**Avg price**
**Good****$126.29**
avg listing price — sweet spot $15–$100
**Returns**
**Good****3.0%**
return rate — above 5% kills the launch gate
**Price range**
**Okay****$20.06–$216.84**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-1.2%**
90-day search growth — must beat 0% to launch
**Conversion**
**Bad****1.7%**
search→purchase rate — share of searches ending in a sale
**Competition**
**Bad****75%**
top-5 click share — a locked-up shelf
**Market size**
**Bad****$26K**
$26K/yr · 12K searches
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Signals**[** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
According to Flapen's Amazon United States niche tracking, mxr iso brick is a $26K/yr Amazon United States market (12K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jan–Dec. Verdict: Skip it — 27/100.
Data updated Jul 8, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **mxr iso brick market data**
- **Units sold / yr**
- **250–500**
- avg 0–100/product
- **Revenue / yr**
- **$32K–$63K**
- units × avg price
- **Conversion rate**
- **1.7%**
- **Avg BSR**
- **#1,003**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **92%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **54 months**
- **Avg seller age**
- **184 days**
## **Competition & brand share**
The top 5 products capture 75% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**4 **—flat
**Sellers**
**41**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**75%**
Top 20: 100%
**Open market**
**0%**
- MXR65% - Tonebird30% - Donner2% - lojiraz2%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -1.2% search growth over the last 90 days.
500300Spike '24Black Friday '24Holiday '24Prime Day '25Spike '25Black Friday '25Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Dec · busiest ÷ quietest = 1.8×
[**Open Trend **](https://flapen.com/research/us/musical-instruments/mxr-iso-brick/trend)
## **Top mxr iso brick search terms**
- **mxr power supply**6K/yr-10.4%2.3% conv. - **mxr iso brick**5K/yr+13.3%2.8% conv. - **mxr iso brick power supply**2K/yr-6.9%4.2% conv. [**All search terms **](https://flapen.com/research/us/musical-instruments/mxr-iso-brick/search-terms)
## **Top mxr iso brick 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%5%$1K10%$3K15%$4K20%$5K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 12 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**MXR DC Brick Power Supply**MXR**$100.08**4.6★773 rev](https://www.amazon.com/dp/B00B5I9GYW) [2**MXR Iso-Brick Power Supply**MXR**$167.31**4.6★219 rev](https://www.amazon.com/dp/B00U28HYNQ) [3**MXR Mini Iso-Brick Power Supply**MXR**$101.68**4.6★415 rev](https://www.amazon.com/dp/B07KPM6QHT) [4**MXR M239 Mini Iso-Brick 9v 18v Effects Pedal Power Supply with Tonebird Bundle Including Dunlop ECB004 18-volt Adapter True Tune Tuner Patch Cables and Dunlop Picks**Tonebird**$104.46**4.7★24 rev](https://www.amazon.com/dp/B0DF91NJXX) [5**MXR M238 Iso-Brick Power Supply Bundle with Dunlop PVP101 Pick Pack**MXR**$177.48**4.6★23 rev](https://www.amazon.com/dp/B07FXYJFRL)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**MXR M237 DC Brick Effects Pedal Power Supply 9Vx8 and 18Vx2 Outputs Tonebird ECB009 Power Adapter Barrel Cables Groovetech Guitar Multi-Tool Bundle**Tonebird**$102.99**6 rev1y ago](https://www.amazon.com/dp/B0F79TND2C) [**18V Power Adapter Compatible with MXR M237 M238 M239 M 237 238 239 Mini Iso-Brick MXRM237 MXRM238 Dunlop DC Brick Multi DCB-10 DCB10 Guitar Pedal 18VDC 2A mxr Power Supply**lojiraz**$20.06**16 rev1y ago](https://www.amazon.com/dp/B0DYVJ7RFK) [**MXR M238 Iso-Brick Effects Pedal Power Supply 9V 18V Outputs Plus Two Variable 6V-15V with Tonebird Bundle with Dunlop 18V Power Adapter True Tune Tuner Multi-Tool Patch Cables and Dunlop Picks**Tonebird**$176.97**13 rev1y ago](https://www.amazon.com/dp/B0DHDG3PD6) [**MXR M239 Mini Iso-Brick 9v 18v Effects Pedal Power Supply with Tonebird Bundle Including Dunlop ECB004 18-volt Adapter True Tune Tuner Patch Cables and Dunlop Picks**Tonebird**$104.46**24 rev1y ago](https://www.amazon.com/dp/B0DF91NJXX) [**MXR M237 DC Brick Effects Pedal Power Supply 9Vx8 and 18Vx2 Outputs Tonebird Instrument Cable ECB009 Adapter Tuner Picks Patch Cables Bundle**Tonebird**$103.65**44 rev2y ago](https://www.amazon.com/dp/B0CT65XFF2)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**MXR M242 ISO-Brick PRO Guitar Effects Pedal Power Supply 10 Isolated DC Output 9V/12V/18V Dedicated Output for Power Supply Tonebird Cable Tool Tuner Patch Bundle**Tonebird**$216.84**3.9★**▲ 64%**](https://www.amazon.com/dp/B0CT14XGHG) [**18V Power Adapter Compatible with MXR M237 M238 M239 M 237 238 239 Mini Iso-Brick MXRM237 MXRM238 Dunlop DC Brick Multi DCB-10 DCB10 Guitar Pedal 18VDC 2A mxr Power Supply**lojiraz**$20.06**3.9★**▲ 38%**](https://www.amazon.com/dp/B0DYVJ7RFK) [**MXR M238 Iso-Brick Power Supply Bundle with Dunlop PVP101 Pick Pack**MXR**$177.48**4.6★**▲ 25%**](https://www.amazon.com/dp/B07FXYJFRL) [**MXR Iso-Brick Pro Power Supply**MXR**$207.94**4.8★**▲ 24%**](https://www.amazon.com/dp/B0CVRYR8LZ) [**MXR M239 Mini Iso-Brick 9v 18v Effects Pedal Power Supply with Tonebird Bundle Including Dunlop ECB004 18-volt Adapter True Tune Tuner Patch Cables and Dunlop Picks**Tonebird**$104.46**4.7★**▲ 23%**](https://www.amazon.com/dp/B0DF91NJXX)
**~~View all trending →~~**
## **What buyers say about mxr iso brick**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**17%
*“Well-made”*
**Advertised Vs Actual Product**12%
*“Works as advertised”*
**Value For Money**11%
*“It's extremely affordable too which is nice since most boutique power supplies are coming in at $150 plus”*
**Strength**10%
*“Great power supply”*
**Noise Level**7%
*“However, once we swithed to the Donner power supply, all the noise went away”*
**Size-Overall**6%
*“Compact size”*
**Functionality-Overall**4%
*“Like this bundle, also, and the little headstock tuner works great”*
**Gifting Purpose**3%
*“Its a gift”*
**Correct Contents**3%
*“The whole pkg was great”*
**Tune Retention**3%
*“even can flip polarity when necessary”*
### **What buyers complain about **
**Noise Level**39%
*“noisy”*
**Advertised Vs Actual Product**14%
*“Not fully isolated as advertised”*
**Size-Overall**13%
*“Loose fit,”*
**Quality-Overall**7%
*“I would not recommend buying this as quality control is lacking”*
**Tune Retention**7%
*“I got a high pitch whine when connecting a tuner to the pedal chain”*
**Amplification**4%
*“I have 5 pedals on the board, they are high quality pedals too, i daisy chained them, my amp and the chain runs on the same outlet, when i unplugged the board the amp was dead quet, plug the board back in even if unplugged from the amp and i got a nasty hum, while the hum is still present about 80% of it was reduced after i powered everything with the Doner block, seems to be built good too, no complaints”*
**Thickness**2%
*“as thin as a deck of cards”*
### **Top return reasons **
**Noise Level**22%
**Functionality-Overall**16%
**Defective Material/Parts**13%
**Advertised Vs Actual Product**11%
**Size-Overall**9%
**Compatibility-Overall**4%
**Connectivity-Overall**3%
**Value For Money**3%
**Amplification**2%
**Add-Ons/Attachments**2%
## **Common questions**
- **Is mxr iso brick profitable to sell on Amazon United States?**
- The niche generates $26K/yr across 12 tracked products. 90-day search growth is -1.2%. Flapen's verdict: Skip it (27/100).
- **How competitive is the mxr iso brick niche?**
- 4 brands and 41 sellers compete. The top 5 products take 75% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in mxr iso brick?**
- Top complaints mined from reviews: Noise Level, Advertised Vs Actual Product, Size-Overall. The return rate is 3.0%.
- **When does demand for mxr iso brick peak?**
- Demand peaks in Jan–Dec; the busiest month runs 1.8× the quietest.
- **What does it cost to enter the mxr iso brick niche?**
- Listings span $20.06–$216.84; the average listing price is $126.29 (sweet spot $15–$100). The average incumbent carries 785 reviews — the moat a new listing must climb.
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