---
title: "Raspberry Pi 4 Power Supply — Amazon US Product Research"
canonical_url: "https://flapen.com/research/us/electronics/raspberry-pi-4-power-supply"
last_updated: "2026-08-12T21:00:44.247Z"
locale: en
meta:
description: "Amazon product research for raspberry pi 4 power supply: demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for raspberry pi 4 power supply: demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Raspberry Pi 4 Power Supply — Amazon US Product Research"
---
# **Raspberry Pi 4 Power Supply**
**Skip it**
A small market ($45K/yr) — this niche doesn't clear our bar today.
Market size 11Growth 14Conversion 96Competition 11Returns 81Price range 22Avg price 43Brand share 23Review moat 65Quality gap 21
**Conversion**
**Incredible****14.0%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Great****1.7%**
return rate — above 5% kills the launch gate
**Review moat**
**Good****912**
avg incumbent reviews — the moat a new listing must climb
**Avg price**
**Okay****$11.18**
avg listing price — sweet spot $15–$100
**Brand share**
**Bad****91%**
top-5 brand share — brand-locked demand
**Price range**
**Bad****$9.19–$16.67**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-22.5%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****$45K**
$45K/yr · 28K searches
**Competition**
**Bad****87%**
top-5 click share — a locked-up shelf
## **Is raspberry pi 4 power supply profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, raspberry pi 4 power supply is a $45K/yr Amazon United States market (28K searches/yr). The top 5 brands hold 91% of demand. Demand peaks in Aug–Sep. Verdict: Skip it — 34/100.
Data updated Jul 21, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **raspberry pi 4 power supply market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **4K–5K**
- avg 250–500/product
- **Revenue / yr**
- **$45K–$56K**
- units × avg price
- **Conversion rate**
- **14.0%**
- **Avg BSR**
- **#183**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **60%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **53 months**
- **Avg seller age**
- **203 days**
## **Competition: brands, sellers & click share**
The top 5 products capture 87% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**8 **▲rising
**Sellers**
**23**
**Top-5 brand share**
**91%**
Top 20: 100%
**Top-5 click share**
**87%**
Top 20: 100%
**Open market**
**4%**
- CanaKit39% - Raspberry Pi17% - LitStar16% - Smraza10% - iUniker9% - GeeekPi5% - Open — no brand owns it (2 brands, 4%)
## **raspberry pi 4 power supply demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -22.5% search growth over the last 90 days.
2K1KHoliday '24Spike '25Prime Day '25 seasonSepDecMarJunAugNovMarMay
Peak months: Aug, Sep · busiest ÷ quietest = 2.8×
[**Open Trend **](https://flapen.com/research/us/electronics/raspberry-pi-4-power-supply/trend)
## **Top raspberry pi 4 power supply search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **raspberry pi 4 power supply**24K/yr-20.8%13.8% conv. - **raspberry pi 4b power supply**2K/yr-19.5%15.4% conv. - **pi 4 power supply**2K/yr-39.3%16.3% conv. [**All search terms **](https://flapen.com/research/us/electronics/raspberry-pi-4-power-supply/search-terms)
## **Top raspberry pi 4 power supply products & what they sell for**
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%10%$4K20%$9K30%$13K40%$18K1001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 10 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**CanaKit 3.5A Raspberry Pi 4 Power Supply (USB-C)**CanaKit**$10.01**4.8★3,824 rev](https://www.amazon.com/dp/B07TYQRXTK) [2**Raspberry Pi 15W USB-C Power Supply US - Black**Raspberry Pi**$16.67**4.8★1,581 rev](https://www.amazon.com/dp/B07W8XHMJZ) [3**LitStar 5V 3A USB Type C Adapter for Raspberry Pi 4 Model B Power Supply Cord with ON/Off Switch**LitStar**$9.99**4.4★158 rev](https://www.amazon.com/dp/B08523QCT6) [4**Smraza 5.1V 3A Power Supply Compatible with Raspberry Pi 4 ON/Off Switch USB-C Pi 4 Charger Raspi 4B Adapter for Raspberry Pi 4 Model B 1GB 2GB 4GB 8GB Version**Smraza**$9.19**4.6★587 rev](https://www.amazon.com/dp/B07VFDYNL4) [5**iUniker 5V 4A USB-C Power Supply for Raspberry Pi 4 20W Charger with ON/Off Switch 5ft Cable UL Listed - Compatible with Pi 4 Model B (8GB/4GB/2GB/1GB) & Orange Pi 5/5B**iUniker**$9.72**4.6★543 rev](https://www.amazon.com/dp/B097P2NLVH)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**GeeekPi 20W 5V 4A Power Supply for Raspberry Pi 4/Orange Pi 5/5B UL Listed Type C Power Supply with ON/Off Switch**GeeekPi**$10.61**317 rev3y ago](https://www.amazon.com/dp/B0BMGJNSVS) [**Geekworm 20W 5V 4A USB C Power Supply for Raspberry Pi 4 Model B**Geekworm**$9.71**202 rev4y ago](https://www.amazon.com/dp/B09J856PND) [**iUniker 5V 4A USB-C Power Supply for Raspberry Pi 4 20W Charger with ON/Off Switch 5ft Cable UL Listed - Compatible with Pi 4 Model B (8GB/4GB/2GB/1GB) & Orange Pi 5/5B**iUniker**$9.72**543 rev5y ago](https://www.amazon.com/dp/B097P2NLVH) [**Argon 18W 5.25V 3.5A USB-C Power Supply with Switch for Raspberry Pi 4 - UL Listed**Argon Forty**$12.04**217 rev5y ago](https://www.amazon.com/dp/B0919CQKQ8) [**LitStar 5V 3A USB Type C Adapter for Raspberry Pi 4 Model B Power Supply Cord with ON/Off Switch**LitStar**$9.99**158 rev6y ago](https://www.amazon.com/dp/B08523QCT6)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Smraza 5.1V 3A Power Supply Compatible with Raspberry Pi 4 ON/Off Switch USB-C Pi 4 Charger Raspi 4B Adapter for Raspberry Pi 4 Model B 1GB 2GB 4GB 8GB Version**Smraza**$9.19**4.6★**▲ 142%**](https://www.amazon.com/dp/B07VFDYNL4) [**Raspberry Pi 15W USB-C Power Supply US - Black**Raspberry Pi**$16.67**4.8★**▲ 66%**](https://www.amazon.com/dp/B07W8XHMJZ) [**GeeekPi 18W 5V 3.6A Power Supply for Raspberry Pi 4/Orange Pi 5&5B Type C with ON/Off Switch and Micro USB Adapter**GeeekPi**$10.91**4.6★**▲ 17%**](https://www.amazon.com/dp/B07X8C6PV6) [**CanaKit 3.5A Raspberry Pi 4 Power Supply (USB-C)**CanaKit**$10.01**4.8★**— 5%**](https://www.amazon.com/dp/B07TYQRXTK) [**Geekworm 20W 5V 4A USB C Power Supply for Raspberry Pi 4 Model B**Geekworm**$9.71**4.7★**▼ 12%**](https://www.amazon.com/dp/B09J856PND)
**~~View all trending →~~**
## **What reviews say buyers love and hate about raspberry pi 4 power supply**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Compatibility-Overall**50%
*“Perfect for the raspberry pi”*
**Charging**14%
*“Perfect charger for my Jump start battery pack requiring a 3amp type C adaptor”*
**Touch/Button Controls**7%
*“I like the included switch if I want to turn them off without having to unplug them”*
**Advertised Vs Actual Product**7%
*“Does the job”*
**Size-Overall**4%
*“is a great size”*
**Length**4%
*“Cable length is decent”*
**Value For Money**4%
*“Reasonable price”*
**Quality-Overall**2%
*“the build quality feels solid”*
**Ease Of Use**2%
*“Makes life a lot easier instead of constantly plugging and unplugging”*
**Portability**2%
*“which is nice if youre running accessories or pushing the Pi a bit harder”*
### **What buyers complain about **
**Compatibility-Overall**19%
*“dont work with raspberry pi 4 is big”*
**Functionality-Overall**13%
*“Not fit for purpose”*
**Value For Money**13%
*“The cost is negligible”*
**Natural Resource Wastage**13%
*“Waste of time”*
**Durability**13%
*“All three of them have failed after 6 to 8 months”*
**Product Condition**6%
*“Not new as advertised”*
**Flexibility**3%
*“the cable could be a little more flexible”*
**Quality-Overall**3%
*“overall it feels like a step above the ultra-cheap no-name adapters”*
### **Top return reasons **
**Compatibility-Overall**32%
**Functionality-Overall**14%
**Defective Material/Parts**10%
**Charging**6%
**Size-Overall**6%
**Socket/Port/Plug**6%
**Advertised Vs Actual Product**4%
**Connectivity-Overall**4%
**Value For Money**4%
**Length**3%
## **Common raspberry pi 4 power supply questions**
- **Is raspberry pi 4 power supply profitable to sell on Amazon United States?**
- The niche generates $45K/yr across 10 tracked products. 90-day search growth is -22.5%. Flapen's verdict: Skip it (34/100).
- **How competitive is the raspberry pi 4 power supply niche?**
- 8 brands and 23 sellers compete. The top 5 products take 87% of clicks and top 5 brands hold 91% of demand.
- **What do buyers complain about in raspberry pi 4 power supply?**
- Top complaints mined from reviews: Compatibility-Overall, Functionality-Overall, Value For Money. The return rate is 1.7%.
- **When does demand for raspberry pi 4 power supply peak?**
- Demand peaks in Aug–Sep; the busiest month runs 2.8× the quietest.
- **What does it cost to enter the raspberry pi 4 power supply niche?**
- Listings span $9.19–$16.67; the average listing price is $11.18 (sweet spot $15–$100). The average incumbent carries 912 reviews — the moat a new listing must climb.
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