---
title: "9v power supply — Niche Verdict: Skip it (45/100) | Amazon United States - Flapen"
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last_updated: "2026-07-10T02:53:26.888Z"
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  description: "a small market ($283K/yr) — 9v power supply doesn't clear our bar today."
  "og:description": "a small market ($283K/yr) — 9v power supply doesn't clear our bar today."
  "og:title": "9v power supply — Niche Verdict: Skip it (45/100) | Amazon United States - Flapen"
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# **9v power supply**

**Skip it****45/100 **

a small market ($283K/yr) — 9v power supply doesn't clear our bar today.

**Market/yr**

**$283K**

**Growth (1y)**

**+137.3%**

**Products**

**21**

**Brands**

**17**

was 13 a year ago

**Sellers**

**40**

**Price range**

**$5.74–$36.04**

**Returns**

**3.2%**

**Rating**

**4.6★**

**Skip it**

Scored 45/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns

Market size

**14**

 ×0.30

Growth

**69**

 ×0.30

Competition

**44**

 ×0.20

Quality gap

**34**

 ×0.10

Returns

**74**

 ×0.10

## **Demand**

Weekly Amazon search volume, last 104 weeks — +137.3% year over year.

7K3KSpike '24Holiday '24Prime Day '25Spike '25Holiday '25Spike '26Jul '24Nov '24Mar '25Jul '25Nov '25Mar '26

## **Seasonality**

Monthly demand index across the year — 1.00 is average.

JFMAMJJASOND

Peak months: Dec · busiest ÷ quietest = 1.4×

## **Competition**

- JOYO21% - WUKUR18% - D'Addario17% - GuanTing9% - Cysljoyful6% - JOVNO5% - Other (11 brands)25%

The top 5 products take 61% of clicks — established leaders, but buyers still shop beyond them. 17 brands and 40 sellers compete here.

**Brands**

**17 **▲rising

was 13 a year ago

**Sellers**

**40**

**Top 5 brand share**

**70%**

#ProductBrandPriceRatingReviewsClick shareTrend

1
![WUKUR 9V Power Supply for Guitar Pedals Compatible with Boss PSA Adapter 9V DC for Pedals Like ME-80 ME-70 ME-25 GT-100 GT-1 GT-10 BR-80 RC-1 RC-3 5.9FT/1.8M Guitar Pedal Power Cable for Effects](https://m.media-amazon.com/images/I/31tF0KTGPtL.jpg) [**WUKUR 9V Power Supply for Guitar Pedals Compatible with Boss PSA Adapter 9V DC for Pedals Like ME-80 ME-70 ME-25 GT-100 GT-1 GT-10 BR-80 RC-1 RC-3 5.9FT/1.8M Guitar Pedal Power Cable for Effects**](https://www.amazon.com/dp/B087JJ1JHX)

WUKUR$10.004.6★3,16917%▲rising

2
![DAddario Accessories PW-CT-9V DC Power Adapter Pedalboard Supply - For Pedal Board and Other Devices Requiring 9V 800mA Max Current](https://m.media-amazon.com/images/I/41Wv8qg5ZML.jpg) [**DAddario Accessories PW-CT-9V DC Power Adapter Pedalboard Supply - For Pedal Board and Other Devices Requiring 9V 800mA Max Current**](https://www.amazon.com/dp/B00191WVF6)

D'Addario$13.114.6★16,88717%▼falling

3
![JOYO DC 9V 500mA Guitar Pedal Power Supply Adapter AC Wall Charger Adapter One Spot 5.5mmX2.1mm Compatible for Most Effect Pedals (Tip Negative)](https://m.media-amazon.com/images/I/31c5iWM03rL.jpg) [**JOYO DC 9V 500mA Guitar Pedal Power Supply Adapter AC Wall Charger Adapter One Spot 5.5mmX2.1mm Compatible for Most Effect Pedals (Tip Negative)**](https://www.amazon.com/dp/B0DD2X5Q56)

JOYO$9.414.7★32010%▲rising

4
![AC Adapter 9V 2A Power Supply AC110V to DC9V 2000mA 1500mA 1000mA 500mA Power Driver 8 DC Plug Tips 9 Volt Converter Inverter Charger Transformer ac dc Adapter](https://m.media-amazon.com/images/I/4144y2X2M0L.jpg) [**AC Adapter 9V 2A Power Supply AC110V to DC9V 2000mA 1500mA 1000mA 500mA Power Driver 8 DC Plug Tips 9 Volt Converter Inverter Charger Transformer ac dc Adapter**](https://www.amazon.com/dp/B087ZWS7CG)

GuanTing$8.494.5★1,3789%▲rising

5
![JOYO DC 9V Guitar Pedal Power Supply (800mA -1A) AC Wall Charger Adapter with 4 Way Daisy Chain Pedal Cables (8.8 FT) Compatible for Most Effect Pedals (Tip Negative)](https://m.media-amazon.com/images/I/41NwYCMnjUL.jpg) [**JOYO DC 9V Guitar Pedal Power Supply (800mA -1A) AC Wall Charger Adapter with 4 Way Daisy Chain Pedal Cables (8.8 FT) Compatible for Most Effect Pedals (Tip Negative)**](https://www.amazon.com/dp/B092DFNP6D)

JOYO$12.374.6★2,1447%▼falling

6
![9V DC Power Adapter 1A Power Supply DC 9V Power Cord 9Volt 1000mA DC Adapter Cord Plug 5.5mm x 2.5mm [Center Positive (+)]](https://m.media-amazon.com/images/I/31g38YaYJvL.jpg) [**9V DC Power Adapter 1A Power Supply DC 9V Power Cord 9Volt 1000mA DC Adapter Cord Plug 5.5mm x 2.5mm \[Center Positive (+)\]**](https://www.amazon.com/dp/B0B2DW6B75)

Cysljoyful$6.194.3★2156%▼falling

7
![Guitar Pedal Power Supply 9V DC 1A BOSS PSA Adapter DC 9V Power Supply Cord for Most Brands of Guitar Affect Pedals Keyboard & Required 9 Volt 1000mA 800mA 500mA - Center Negative - 6.6FT](https://m.media-amazon.com/images/I/313qVo0ewOL.jpg) [**Guitar Pedal Power Supply 9V DC 1A BOSS PSA Adapter DC 9V Power Supply Cord for Most Brands of Guitar Affect Pedals Keyboard & Required 9 Volt 1000mA 800mA 500mA - Center Negative - 6.6FT**](https://www.amazon.com/dp/B0FL2HQNQH)

JOVNO$7.734.6★435%▲rising

8
![AZOR Guitar Effect Pedal Power Supply Adapter AC DC 9V Power Cord Fit for 9V1A Guitar Effects Pedal Keyboard Center Negative](https://m.media-amazon.com/images/I/41LjQhpyZ2L.jpg) [**AZOR Guitar Effect Pedal Power Supply Adapter AC DC 9V Power Cord Fit for 9V1A Guitar Effects Pedal Keyboard Center Negative**](https://www.amazon.com/dp/B0CPP283CV)

AZOR$6.624.6★1344%▲rising

9
![Dexpt DC 9V Power Supply for Guitar Pedals 9V 1A Adapter Fit for Boss PSA-120S ME-90 ME-80 RC-5 RC-30 RC-505 GT-1 GT-1B DS-1 Effects Pedals - UL Listed Low Noise Center Negative Power Cord](https://m.media-amazon.com/images/I/31LguWLkXUL.jpg) [**Dexpt DC 9V Power Supply for Guitar Pedals 9V 1A Adapter Fit for Boss PSA-120S ME-90 ME-80 RC-5 RC-30 RC-505 GT-1 GT-1B DS-1 Effects Pedals - UL Listed Low Noise Center Negative Power Cord**](https://www.amazon.com/dp/B0FBR7PZ4F)

Dexpt$8.304.8★724%▲rising

10

![9V 2A AC Adapter Power Supply Charger [9 Volts 2 Amps Regulated Switching Power] with 11 Interchangeable DC Plug for 300mA 400mA 500mA 600mA 700mA 800mA 900mA 1000mA 1500mA 2000mA Equipment](https://m.media-amazon.com/images/I/41B4xrU0p7L.jpg) [**9V 2A AC Adapter Power Supply Charger \[9 Volts 2 Amps Regulated Switching Power\] with 11 Interchangeable DC Plug for 300mA 400mA 500mA 600mA 700mA 800mA 900mA 1000mA 1500mA 2000mA Equipment**](https://www.amazon.com/dp/B0BFPXZ7S1)

LitStar$12.944.4★4253%▼falling

11

![JOYO DC 9V 1.2A Guitar Pedal Power Supply with 5 Way Daisy Chain Cables AC Wall Charger Power Adapter for Bass Guitar Effect Pedals (Tip Negative)](https://m.media-amazon.com/images/I/41+nXaEX4mL.jpg) [**JOYO DC 9V 1.2A Guitar Pedal Power Supply with 5 Way Daisy Chain Cables AC Wall Charger Power Adapter for Bass Guitar Effect Pedals (Tip Negative)**](https://www.amazon.com/dp/B0DD2PYVQ8)

JOYO$11.514.6★2623%▲rising

12

![9V Power Supply 1A AC Adapter DC 9Volt Power Adapter Charger 9V Power Cord with 8 Interchangeable DC Plug for 100mA 300mA 400mA 500mA 600mA 700mA 800mA 900mA 1000mA Equipment](https://m.media-amazon.com/images/I/41+9W8qc3bL.jpg) [**9V Power Supply 1A AC Adapter DC 9Volt Power Adapter Charger 9V Power Cord with 8 Interchangeable DC Plug for 100mA 300mA 400mA 500mA 600mA 700mA 800mA 900mA 1000mA Equipment**](https://www.amazon.com/dp/B0C1ZJ6SQ3)

FSQWUR$11.184.3★1932%▼falling

13

![Donner DPA-1 9V DC 1A Power Supply Adapter for Electronic Keyboard Digital Piano & Guitar Pedals Tip Negative AC Adapter with 5-Way Daisy Chain Cable for Effects Pedal & MIDI Controller](https://m.media-amazon.com/images/I/41m52P-WtQL.jpg) [**Donner DPA-1 9V DC 1A Power Supply Adapter for Electronic Keyboard Digital Piano & Guitar Pedals Tip Negative AC Adapter with 5-Way Daisy Chain Cable for Effects Pedal & MIDI Controller**](https://www.amazon.com/dp/B012VQ5A7S)

Donner$15.184.6★10,6002%▼falling

14

![NC 9V 2000mA Power Supply 100-240V AC to 9Volt DC 2A Switching Supply Power Adapter 5.5 X2.52.1mm US Plug AC Adapter Transformer Wall Adapter Black](https://m.media-amazon.com/images/I/41RE7X3MD1L.jpg) [**NC 9V 2000mA Power Supply 100-240V AC to 9Volt DC 2A Switching Supply Power Adapter 5.5 X2.52.1mm US Plug AC Adapter Transformer Wall Adapter Black**](https://www.amazon.com/dp/B092V92YLW)

NC$7.484.4★1,0202%▲rising

15

![9V AC Adapter 9Volt 1Amp DC Power Supply 100-240V 50/60Hz to DC 9V Power Cord 10FT 5.5x2.5mm Plug with1 Reverse Polarity Converter Cable Compatible with Electronic Devices Below 1A 9W](https://m.media-amazon.com/images/I/41x0prj-UFL.jpg) [**9V AC Adapter 9Volt 1Amp DC Power Supply 100-240V 50/60Hz to DC 9V Power Cord 10FT 5.5x2.5mm Plug with1 Reverse Polarity Converter Cable Compatible with Electronic Devices Below 1A 9W**](https://www.amazon.com/dp/B0FMFRT69N)

Litbla$5.744.5★292%▲rising

**~~Showing 15 of 21 — show all ~~**

## **Product shelf**

All 21 tracked products in this niche.

Top sellersNewestTrending

[![WUKUR 9V Power Supply for Guitar Pedals Compatible with Boss PSA Adapter 9V DC for Pedals Like ME-80 ME-70 ME-25 GT-100 GT-1 GT-10 BR-80 RC-1 RC-3 5.9FT/1.8M Guitar Pedal Power Cable for Effects](https://m.media-amazon.com/images/I/31tF0KTGPtL.jpg)**WUKUR 9V Power Supply for Guitar Pedals Compatible with Boss PSA Adapter 9V DC for Pedals Like ME-80 ME-70 ME-25 GT-100 GT-1 GT-10 BR-80 RC-1 RC-3 5.9FT/1.8M Guitar Pedal Power Cable for Effects** WUKUR**$10.00**4.6★3,169 reviews](https://www.amazon.com/dp/B087JJ1JHX) [![DAddario Accessories PW-CT-9V DC Power Adapter Pedalboard Supply - For Pedal Board and Other Devices Requiring 9V 800mA Max Current](https://m.media-amazon.com/images/I/41Wv8qg5ZML.jpg)**DAddario Accessories PW-CT-9V DC Power Adapter Pedalboard Supply - For Pedal Board and Other Devices Requiring 9V 800mA Max Current** D'Addario**$13.11**4.6★16,887 reviews](https://www.amazon.com/dp/B00191WVF6) [![JOYO DC 9V 500mA Guitar Pedal Power Supply Adapter AC Wall Charger Adapter One Spot 5.5mmX2.1mm Compatible for Most Effect Pedals (Tip Negative)](https://m.media-amazon.com/images/I/31c5iWM03rL.jpg)**JOYO DC 9V 500mA Guitar Pedal Power Supply Adapter AC Wall Charger Adapter One Spot 5.5mmX2.1mm Compatible for Most Effect Pedals (Tip Negative)** JOYO**$9.41**4.7★320 reviews](https://www.amazon.com/dp/B0DD2X5Q56) [![AC Adapter 9V 2A Power Supply AC110V to DC9V 2000mA 1500mA 1000mA 500mA Power Driver 8 DC Plug Tips 9 Volt Converter Inverter Charger Transformer ac dc Adapter](https://m.media-amazon.com/images/I/4144y2X2M0L.jpg)**AC Adapter 9V 2A Power Supply AC110V to DC9V 2000mA 1500mA 1000mA 500mA Power Driver 8 DC Plug Tips 9 Volt Converter Inverter Charger Transformer ac dc Adapter** GuanTing**$8.49**4.5★1,378 reviews](https://www.amazon.com/dp/B087ZWS7CG) [![JOYO DC 9V Guitar Pedal Power Supply (800mA -1A) AC Wall Charger Adapter with 4 Way Daisy Chain Pedal Cables (8.8 FT) Compatible for Most Effect Pedals (Tip Negative)](https://m.media-amazon.com/images/I/41NwYCMnjUL.jpg)**JOYO DC 9V Guitar Pedal Power Supply (800mA -1A) AC Wall Charger Adapter with 4 Way Daisy Chain Pedal Cables (8.8 FT) Compatible for Most Effect Pedals (Tip Negative)** JOYO**$12.37**4.6★2,144 reviews](https://www.amazon.com/dp/B092DFNP6D) [![9V DC Power Adapter 1A Power Supply DC 9V Power Cord 9Volt 1000mA DC Adapter Cord Plug 5.5mm x 2.5mm [Center Positive (+)]](https://m.media-amazon.com/images/I/31g38YaYJvL.jpg)**9V DC Power Adapter 1A Power Supply DC 9V Power Cord 9Volt 1000mA DC Adapter Cord Plug 5.5mm x 2.5mm \[Center Positive (+)\]** Cysljoyful**$6.19**4.3★215 reviews](https://www.amazon.com/dp/B0B2DW6B75) [![Guitar Pedal Power Supply 9V DC 1A BOSS PSA Adapter DC 9V Power Supply Cord for Most Brands of Guitar Affect Pedals Keyboard & Required 9 Volt 1000mA 800mA 500mA - Center Negative - 6.6FT](https://m.media-amazon.com/images/I/313qVo0ewOL.jpg)**Guitar Pedal Power Supply 9V DC 1A BOSS PSA Adapter DC 9V Power Supply Cord for Most Brands of Guitar Affect Pedals Keyboard & Required 9 Volt 1000mA 800mA 500mA - Center Negative - 6.6FT** JOVNO**$7.73**4.6★43 reviews](https://www.amazon.com/dp/B0FL2HQNQH) [![AZOR Guitar Effect Pedal Power Supply Adapter AC DC 9V Power Cord Fit for 9V1A Guitar Effects Pedal Keyboard Center Negative](https://m.media-amazon.com/images/I/41LjQhpyZ2L.jpg)**AZOR Guitar Effect Pedal Power Supply Adapter AC DC 9V Power Cord Fit for 9V1A Guitar Effects Pedal Keyboard Center Negative** AZOR**$6.62**4.6★134 reviews](https://www.amazon.com/dp/B0CPP283CV)

## **Reviews**

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

### **What buyers love **

**Advertised Vs Actual Product**16%

*“As advertised”*

**Value For Money**16%

*“Good price”*

**Quality-Overall**14%

*“The build quality feels solid”*

**Efficiency**6%

*“Universal works great”*

**Charging**5%

*“charger”*

**Compatibility-Overall**4%

*“It is compatible with all of my pedals”*

**Ease Of Use**4%

*“Very Handy”*

**Noise Cancellation**3%

*“Works well with low noise”*

**Battery Life**3%

*“Now I can save on batteries”*

**Strength**3%

*“No issues, solidly built”*

### **What buyers complain about **

**Noise Level**26%

*“they all make noise”*

**Functionality-Overall**10%

*“It did not power up”*

**Charging**9%

*“It does not charge one single item”*

**Durability**7%

*“Died first use”*

**Quality-Overall**7%

*“I would not recommend buying this as quality control is lacking”*

**Compatibility-Overall**6%

*“Unfortunately, this product didn't have the compatible tip for it”*

**Size-Overall**4%

*“Didnt fit for my speaker”*

**Connectivity-Overall**3%

*“ruin your item connected”*

**Amplification**2%

*“there very reliable just wish they were rated for more amps for different applications like 20 amp dc pumps”*

**Flammable**2%

*“Cheap fire hazard”*

#### **Top return reasons**- Compatibility-Overall30% - Size-Overall23% - Functionality-Overall14% - Charging7% - Defective Material/Parts5% - Connectivity-Overall3% - Advertised Vs Actual Product3% - Noise Level3% - Amplification2% - Value For Money2%