---
title: "850 Watt Power Supply — $2.7M/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/electronics/850-watt-power-supply"
last_updated: "2026-08-06T18:09:35.319Z"
locale: en
meta:
description: "Niche score 47/100 · $2.7M/yr market · 1.2M searches/yr · $95.08 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 47/100 · $2.7M/yr market · 1.2M searches/yr · $95.08 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "850 Watt Power Supply — $2.7M/yr Amazon US Niche (2026) - Flapen"
---
# **850 watt power supply**
**Skip it**
Strong incumbent ratings (4.6★) — this niche doesn't clear our bar today.
Market size 96Growth 30Conversion 29Competition 40Returns 33Price range 56Avg price 77Brand share 42Review moat 58Quality gap 23
**Market size**
**Incredible****$2.7M**
$2.7M/yr · 1.2M searches
**Avg price**
**Great****$95.08**
avg listing price — sweet spot $15–$100
**Review moat**
**Good****1,177.72**
avg incumbent reviews — the moat a new listing must climb
**Price range**
**Good****$66.63–$126.54**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Brand share**
**Okay****80%**
top-5 brand share — brands hold most of the demand
**Competition**
**Okay****61%**
top-5 click share — leaders hold, buyers still browse
**Returns**
**Okay****4.4%**
return rate — above 5% kills the launch gate
**Growth**
**Okay****+4.3%**
90-day search growth — must beat 0% to launch
**Conversion**
**Okay****2.3%**
search→purchase rate — share of searches ending in a sale
**Quality gap**
**Bad****4.6★**
avg incumbent rating — lower means beatable quality
**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, 850 watt power supply is a $2.7M/yr Amazon United States market (1.2M searches/yr). The top 5 brands hold 80% of demand. Demand peaks in Dec. Verdict: Skip it — 47/100.
Data updated Jul 21, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **850 watt power supply market data**
- **Units sold / yr**
- **30K–40K**
- avg 750–1,000/product
- **Revenue / yr**
- **$2.9M–$3.8M**
- units × avg price
- **Conversion rate**
- **2.3%**
- **Avg BSR**
- **#65**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **89%**
- **Out of stock**
- **2.0%**
- **Avg brand age**
- **47 months**
- **Avg seller age**
- **173 days**
## **Competition & brand share**
The top 5 products take 61% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**11 **—flat
**Sellers**
**101**
**Top-5 brand share**
**80%**
Top 20: 100%
**Top-5 click share**
**61%**
Top 20: 100%
**Open market**
**15%**
- Corsair36% - msi23% - Thermaltake9% - Montech6% - Auotac5% - be quiet!5% - Open — no brand owns it (5 brands, 15%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +4.3% search growth over the last 90 days.
45K35KSpike '24Holiday '24Prime Day '25Spike '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Dec · busiest ÷ quietest = 1.9×
[**Open Trend **](https://flapen.com/research/us/electronics/850-watt-power-supply/trend)
## **Top 850 watt power supply search terms**
- **850w psu**280K/yr+4.5%2.4% conv. - **power supply 850w**167K/yr-0.2%1.7% conv. - **850 watt power supply**115K/yr-2.6%2.0% conv. - **psu 850w**114K/yr+0.8%2.1% conv. - **fuente de poder 850w**107K/yr-12.6%0.5% conv. - **corsair rm850x**59K/yr+25.8%4.7% conv. - **850w power supply**54K/yr-1.3%2.8% conv. - **corsair rm850e**39K/yr+27.1%4.2% conv. - **850 watt power supply 80 plus gold**25K/yr+6.9%0.5% conv. - **power supply 850w gold**28K/yr+6.0%0.4% conv. [**All search terms **](https://flapen.com/research/us/electronics/850-watt-power-supply/search-terms)
## **Top 850 watt 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%10%$269K20%$537K30%$806K40%$1.1M1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 18 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**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) [3**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) [4**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**4.5★423 rev](https://www.amazon.com/dp/B0DJ6DGHCP) [5**MSI MPG A850GS PCIE5 Fully Modular Gaming 850W Power Supply 80+ Gold Dual 12V-2x6 Cables Server-Grade Capacitor ATX 3.1 & PCIe 5.1 Ready Low-Noise Semi Digital 10 Year Warranty**msi**$92.25**4.6★172 rev](https://www.amazon.com/dp/B0DT2V39K4)
**~~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) [**850W Fully Modular Power Supply 80+ Gold Certified PSU | ATX 3.1 & PCIe 5.1 Ready | 12V-2x6 Connector | 140mm Low-Noise Fan | 105 Japanese Capacitors | Black PSU**SKYLZOR**$74.97**6 rev5mo ago](https://www.amazon.com/dp/B0GKFQJ1HL) [**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) [**ASRock PRO 850G Power Supply - 850W 80 Plus Gold Certified ATX 3.1 & PCIe 5.1 Ready Native 12V-2x6 Connector 120mm Low-Noise Fan 3-Year Warranty**ASRock**$66.63**39 rev9mo ago](https://www.amazon.com/dp/B0FSTHTLZT) [**CORSAIR RM850x Fully Modular Low-Noise ATX Power Supply ATX 3.1 Compliant PCIe 5.1 Support Cybenetics Gold Efficiency Native 12V-2x6 Connector Black (Renewed)**Corsair**$90.56**10 rev10mo ago](https://www.amazon.com/dp/B0FPS8FH49)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**850W Fully Modular Power Supply 80+ Gold Certified PSU | ATX 3.1 & PCIe 5.1 Ready | 12V-2x6 Connector | 140mm Low-Noise Fan | 105 Japanese Capacitors | Black PSU**SKYLZOR**$74.97**5.0★**▲ 232%**](https://www.amazon.com/dp/B0GKFQJ1HL) [**MSI MAG A850GL PCIE5 White 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**$120.65**4.5★**▲ 193%**](https://www.amazon.com/dp/B0CT41HW5J) [**ASRock PRO 850G Power Supply - 850W 80 Plus Gold Certified ATX 3.1 & PCIe 5.1 Ready Native 12V-2x6 Connector 120mm Low-Noise Fan 3-Year Warranty**ASRock**$66.63**4.7★**▲ 133%**](https://www.amazon.com/dp/B0FSTHTLZT) [**MSI MPG A850GS PCIE5 Fully Modular Gaming 850W Power Supply 80+ Gold Dual 12V-2x6 Cables Server-Grade Capacitor ATX 3.1 & PCIe 5.1 Ready Low-Noise Semi Digital 10 Year Warranty**msi**$92.25**4.6★**▲ 115%**](https://www.amazon.com/dp/B0DT2V39K4) [**MSI MAG A750GL PCIE5 Fully Modular Compact Gaming 750W Power Supply 80+ Gold ATX 3.1 & PCIe 5.1 Ready Native Dual-Color 12V-2x6 Cable 10 Year Warranty**msi**$91.64**4.5★**▲ 78%**](https://www.amazon.com/dp/B0CC3QBGDL)
**~~View all trending →~~**
## **What buyers say about 850 watt power supply**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**21%
*“Solid build quality”*
**Value For Money**18%
*“Worth the price”*
**Assembly/Installation**9%
*“No problems installing”*
**Advertised Vs Actual Product**7%
*“As advertised”*
**Design-Overall**5%
*“Very well built”*
**Size-Overall**4%
*“Perfect size”*
**Socket/Port/Plug**3%
*“One thing I liked is that it comes with enough cables”*
**Compatibility-Overall**3%
*“compatible with most cases”*
**Noise Cancellation**3%
*“makes no noise”*
**Durability**3%
*“has been reliable for over 6 months”*
### **What buyers complain about **
**Durability**23%
*“Poor durability”*
**Noise Level**15%
*“noisy”*
**Quality-Overall**12%
*“Not good quality”*
**Functionality-Overall**12%
*“No power doesn't work at all”*
**Product Condition**3%
*“I expect to receive a product as brand new”*
**Value For Money**3%
*“The Corsair was a little more expensive at $130”*
**Advertised Vs Actual Product**3%
*“I found the product didnt match the description at all”*
**Smell**2%
*“However, when I opened the box there was a noticeable burnt electronic smell”*
**Socket/Port/Plug**2%
*“The motherboard connector that goes into the power supply tripped me up a bit”*
**Assembly/Installation**2%
*“After hours of installing my new Pc parts it did not turn on”*
### **Top return reasons **
**Functionality-Overall**17%
**Defective Material/Parts**14%
**Size-Overall**14%
**Compatibility-Overall**14%
**Value For Money**8%
**Noise Level**7%
**Advertised Vs Actual Product**5%
**Product Condition**4%
**Socket/Port/Plug**3%
**Connectivity-Overall**3%
## **Common questions**
- **Is 850 watt power supply profitable to sell on Amazon United States?**
- The niche generates $2.7M/yr across 18 tracked products. 6 of 6 products launched in the last 360 days are still selling. 90-day search growth is +4.3%. Flapen's verdict: Skip it (47/100).
- **How competitive is the 850 watt power supply niche?**
- 11 brands and 101 sellers compete. The top 5 products take 61% of clicks and top 5 brands hold 80% of demand.
- **What do buyers complain about in 850 watt power supply?**
- Top complaints mined from reviews: Durability, Noise Level, Quality-Overall. The return rate is 4.4%.
- **When does demand for 850 watt power supply peak?**
- Demand peaks in Dec; the busiest month runs 1.9× the quietest.
- **What does it cost to enter the 850 watt power supply niche?**
- Listings span $66.63–$126.54; the average listing price is $95.08 (sweet spot $15–$100). The average incumbent carries 1,178 reviews — the moat a new listing must climb.
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