---
title: "Atx 3.0 Power Supply — $38K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/electronics/atx-3-0-power-supply"
last_updated: "2026-08-10T07:57:54.667Z"
locale: en
meta:
description: "Niche score 22/100 · $38K/yr market · 14K searches/yr · $154.59 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 22/100 · $38K/yr market · 14K searches/yr · $154.59 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Atx 3.0 Power Supply — $38K/yr Amazon US Niche (2026) - Flapen"
---
# **atx 3.0 power supply**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 9Growth 8Conversion 22Competition 39Returns 31Price range 10Avg price 57Brand share 0Review moat 61Quality gap 19
**Review moat**
**Good****1,046.07**
avg incumbent reviews — the moat a new listing must climb
**Avg price**
**Good****$154.59**
avg listing price — sweet spot $15–$100
**Competition**
**Okay****61%**
top-5 click share — leaders hold, buyers still browse
**Returns**
**Okay****4.5%**
return rate — above 5% kills the launch gate
**Conversion**
**Bad****1.7%**
search→purchase rate — share of searches ending in a sale
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Price range**
**Bad****$82.50–$249.64**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Market size**
**Bad****$38K**
$38K/yr · 14K searches
**Growth**
**Bad****-33.3%**
90-day search growth — must beat 0% to launch
**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, atx 3.0 power supply is a $38K/yr Amazon United States market (14K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jan–Feb–Dec. Verdict: Skip it — 22/100.
Data updated Jul 21, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **atx 3.0 power supply market data**
- **Units sold / yr**
- **100–250**
- avg 0–100/product
- **Revenue / yr**
- **$15K–$39K**
- units × avg price
- **Conversion rate**
- **1.7%**
- **Avg BSR**
- **#808**
- **Page quality**
- **0%**
- **Prime**
- **43%**
- **Sponsored**
- **43%**
- **Out of stock**
- **15.9%**
- **Avg brand age**
- **37 months**
- **Avg seller age**
- **178 days**
## **Competition & brand share**
The top 5 products take 61% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**6 **▼falling
**Sellers**
**74**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**61%**
Top 20: 100%
**Open market**
**0%**
- EVGA48% - Corsair24% - msi16% - be quiet!7% - NZXT3% - Thermaltake3% - Open — no brand owns it (0%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -33.3% search growth over the last 90 days.
7K5KSpike '24Holiday '24Prime Day '25Spike '25Black Friday '25 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Feb, Dec · busiest ÷ quietest = 12.8×
[**Open Trend **](https://flapen.com/research/us/electronics/atx-3-0-power-supply/trend)
## **Top atx 3.0 power supply search terms**
- **evga 850w power supply**9K/yr-40.4%0.9% conv. - **evga power supply 850w**1K/yr+3.8%0.8% conv. - **evga 850w**1K/yr+6.9%2.2% conv. - **evga supernova 850**2K/yr-47.2%2.0% conv. - **evga 850**1K/yr-36.4%0.0% conv. [**All search terms **](https://flapen.com/research/us/electronics/atx-3-0-power-supply/search-terms)
## **Top atx 3.0 power supply 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%$2K10%$4K15%$6K20%$8K1001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted
All 14 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**CORSAIR RM850x ATX 3.1 PCIe 5.1 Ready Fully Modular 850W Power Supply Low-Noise Cybenetics Gold Efficiency Native 12V-2x6 Connector Black**Corsair**$126.54**4.7★121 rev](https://www.amazon.com/dp/B0FLFGG1CC) [2**MSI MAG A850GL PCIE5 Fully Modular Compact Gaming 850W Power Supply 80+ Gold ATX 3.1 & PCIe 5.1 Ready Native Dual-Color 12V-2x6 Cable 10 Year Warranty**msi**$112.07**4.5★5,841 rev](https://www.amazon.com/dp/B0CB9MSJ5N) [3**EVGA SuperNOVA 850 P2 80+ PLATINUM 850W Fully Modular EVGA ECO Mode 10 Year Warranty Includes FREE Power On Self Tester Power Supply 220-P2-0850-X1 Black**EVGA**$249.64**4.7★669 rev](https://www.amazon.com/dp/B010HWDOH6) [4**EVGA 850 B5 80 Plus BRONZE 850W Fully Modular EVGA ECO Mode 5 Year Warranty Compact 150mm Size Power Supply 220-B5-0850-V1 (Renewed)**EVGA**$118.75**0.0★0 rev](https://www.amazon.com/dp/B09581Z7VP) [5**CORSAIR RM850e (2025) Fully Modular Low-Noise ATX Power Supply with 12V-2x6 Cable ATX 3.1 & PCIe 5.1 Compliant Cybenetics Gold Efficiency 105C-Rated Capacitors Modern Standby Mode Black**Corsair**$112.95**4.7★839 rev](https://www.amazon.com/dp/B0DPR86ZC8)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**CORSAIR RM850e (2025) Fully Modular Low-Noise ATX Power Supply with 12V-2x6 Cable ATX 3.1 & PCIe 5.1 Compliant Cybenetics Gold Efficiency 105C-Rated Capacitors Modern Standby Mode Black**Corsair**$112.95**839 rev4mo ago](https://www.amazon.com/dp/B0DPR86ZC8) [**NZXT C850 Gold Core - 850W ATX 3.1 Power Supply - 80 Plus Gold - Cybenetics Platinum - Fully Modular - PCIe 5.1 600W 12V-2x6 - Zero RPM Fan - 105C Capacitors - Black**NZXT**$103.45**109 rev9mo ago](https://www.amazon.com/dp/B0FQ69SSM9) [**CORSAIR RM850x ATX 3.1 PCIe 5.1 Ready Fully Modular 850W Power Supply Low-Noise Cybenetics Gold Efficiency Native 12V-2x6 Connector Black**Corsair**$126.54**121 rev11mo ago](https://www.amazon.com/dp/B0FLFGG1CC) [**be quiet! Pure Power 13 M 850W Power Supply 80 Plus Gold Certification ATX 3.1 PSU Support for PCIe 5.1 GPUs semi-Passive 120mm be quiet! Fan LLC Technology Single Rail for Overclocked GPUs**be quiet!**$109.59**140 rev1y ago](https://www.amazon.com/dp/B0FBY3F1NT) [**Thermaltake Toughpower GT 850W ATX 3.1 Standard Power Supply; 80 Plus Gold Efficiency; Smart Zero Fan; Native 450W PCIe 5.1 Connector; PS-TPT-0850FNFAGU-3; 5 Year Warranty**Thermaltake**$82.50**423 rev1y ago](https://www.amazon.com/dp/B0DJ6DGHCP)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**EVGA SuperNOVA 120-GP-0850-X1 850 G+ 80 Plus Gold 850W Fully Modular FDB Fan 10 Year Warranty Includes Power ON Self Tester Power Supply**EVGA**$173.85**4.8★**▲ 226%**](https://www.amazon.com/dp/B0797D6G5R) [**CORSAIR RM850x ATX 3.1 PCIe 5.1 Ready Fully Modular 850W Power Supply Low-Noise Cybenetics Gold Efficiency Native 12V-2x6 Connector Black**Corsair**$126.54**4.7★**▲ 200%**](https://www.amazon.com/dp/B0FLFGG1CC) [**EVGA 850 B5 80 Plus BRONZE 850W Fully Modular EVGA ECO Mode 5 Year Warranty Compact 150mm Size Power Supply 220-B5-0850-V1 (Renewed)**EVGA**$118.75**0.0★**▲ 169%**](https://www.amazon.com/dp/B09581Z7VP) [**EVGA 850 G5 80 Plus Gold 850W Fully Modular ECO Mode with Fdb Fan 100% Japanese Capacitors 10 Year Warranty Compact 150mm Size Power Supply 220-G5-0850-X1**EVGA**$209.64**4.8★**▲ 84%**](https://www.amazon.com/dp/B07WDLTGC1) [**NZXT C850 Gold Core - 850W ATX 3.1 Power Supply - 80 Plus Gold - Cybenetics Platinum - Fully Modular - PCIe 5.1 600W 12V-2x6 - Zero RPM Fan - 105C Capacitors - Black**NZXT**$103.45**4.8★**▲ 66%**](https://www.amazon.com/dp/B0FQ69SSM9)
**~~View all trending →~~**
## **What buyers say about atx 3.0 power supply**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**27%
*“The build quality feels premium”*
**Value For Money**12%
*“Great value”*
**Advertised Vs Actual Product**11%
*“As advertised”*
**Assembly/Installation**8%
*“No problems installing”*
**Socket/Port/Plug**3%
*“One thing I liked is that it comes with enough cables”*
**Design-Overall**3%
*“and Well Designed”*
**Durability**3%
*“It's still working 11 years later with no issues”*
**Noise Cancellation**3%
*“Great PSU, runs quiet”*
**Strength**3%
*“Solid”*
**Ease Of Use**3%
*“Easy”*
### **What buyers complain about **
**Durability**25%
*“Poor durability”*
**Noise Level**17%
*“noise”*
**Quality-Overall**12%
*“Not good quality”*
**Functionality-Overall**11%
*“nothing would turn it on”*
**Advertised Vs Actual Product**5%
*“I found the product didnt match the description at all”*
**Product Condition**5%
*“I expect to receive a product as brand new”*
**Value For Money**4%
*“Needed to ship it back to thermaltake which cost me $$ to do”*
**Length**2%
*“Cables are long”*
**Natural Resource Wastage**2%
*“seems like such a waste”*
**Audio Quality**2%
*“Did not even make a sound”*
### **Top return reasons **
**Functionality-Overall**15%
**Size-Overall**14%
**Compatibility-Overall**14%
**Defective Material/Parts**13%
**Value For Money**9%
**Noise Level**7%
**Product Condition**5%
**Advertised Vs Actual Product**5%
**Socket/Port/Plug**3%
**Connectivity-Overall**2%
## **Common questions**
- **Is atx 3.0 power supply profitable to sell on Amazon United States?**
- The niche generates $38K/yr across 14 tracked products. 3 of 3 products launched in the last 360 days are still selling. 90-day search growth is -33.3%. Flapen's verdict: Skip it (22/100).
- **How competitive is the atx 3.0 power supply niche?**
- 6 brands and 74 sellers compete. The top 5 products take 61% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in atx 3.0 power supply?**
- Top complaints mined from reviews: Durability, Noise Level, Quality-Overall. The return rate is 4.5%.
- **When does demand for atx 3.0 power supply peak?**
- Demand peaks in Jan–Feb–Dec; the busiest month runs 12.8× the quietest.
- **What does it cost to enter the atx 3.0 power supply niche?**
- Listings span $82.50–$249.64; the average listing price is $154.59 (sweet spot $15–$100). The average incumbent carries 1,046 reviews — the moat a new listing must climb.
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