---
title: "Sfx Power Supply 850w — $238K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/electronics/sfx-power-supply-850w"
last_updated: "2026-08-07T16:59:23.057Z"
locale: en
meta:
description: "Niche score 31/100 · $238K/yr market · 78K searches/yr · $164.94 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 31/100 · $238K/yr market · 78K searches/yr · $164.94 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Sfx Power Supply 850w — $238K/yr Amazon US Niche (2026) - Flapen"
---
# **sfx power supply 850w**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 45Growth 49Conversion 23Competition 4Returns 6Price range 0Avg price 53Brand share 0Review moat 87Quality gap 67
**Review moat**
**Great****265**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Good****4.3★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Good****$164.94**
avg listing price — sweet spot $15–$100
**Growth**
**Okay****+19.4%**
90-day search growth — must beat 0% to launch
**Market size**
**Okay****$238K**
$238K/yr · 78K searches
**Conversion**
**Bad****1.8%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Bad****10.4%**
return rate — above 5% kills the launch gate
**Competition**
**Bad****96%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Price range**
**Bad****$135.59–$207.23**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500") [** High Returns**](https://flapen.com/research/niches?market=us&signal=high_returns "Return rate > 5%") [** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
According to Flapen's Amazon United States niche tracking, sfx power supply 850w is a $238K/yr Amazon United States market (78K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jul. Verdict: Skip it — 31/100.
Data updated Jul 21, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **sfx power supply 850w market data**
- **Units sold / yr**
- **2K–2K**
- avg 100–250/product
- **Revenue / yr**
- **$247K–$330K**
- units × avg price
- **Conversion rate**
- **1.8%**
- **Avg BSR**
- **#323**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **50%**
- **Out of stock**
- **3.5%**
- **Avg brand age**
- **32 months**
- **Avg seller age**
- **188 days**
## **Competition & brand share**
The top 5 products capture 96% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**4 **▼falling
**Sellers**
**35**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**96%**
Top 20: 100%
**Open market**
**0%**
- Corsair69% - Cooler Master22% - NZXT5% - Lian Li4%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +19.4% search growth over the last 90 days.
3K2KSpike '24Holiday '24Spike '25Prime Day '25Black Friday '25Spike '26Prime Day '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jul · busiest ÷ quietest = 1.9×
[**Open Trend **](https://flapen.com/research/us/electronics/sfx-power-supply-850w/trend)
## **Top sfx power supply 850w search terms**
- **sfx power supply 850w**36K/yr+12.6%0.6% conv. - **corsair sf850**17K/yr+54.5%5.5% conv. - **sf850**7K/yr+15.0%4.9% conv. - **sfx psu 850w**6K/yr+17.6%1.7% conv. - **850w sfx psu**6K/yr+7.3%1.4% conv. - **sfx 850w**3K/yr+10.8%1.3% conv. - **corsair sf850l**2K/yr-8.5%3.7% conv. [**All search terms **](https://flapen.com/research/us/electronics/sfx-power-supply-850w/search-terms)
## **Top sfx power supply 850w 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%15%$36K30%$72K45%$107K60%$143K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 6 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**CORSAIR SF850 (2024) Fully Modular SFX Low Noise 80 Plus Platinum Power Supply ATX 3.1 Compliant PCIe 5.1 Ready Small Form Factor Bracket Included Black**Corsair**$176.98**4.4★135 rev](https://www.amazon.com/dp/B0D45PQ8C4) [2**Cooler Master V850 SFX Gold 850W Power Supply Fully Modular PCIe 5.1**Cooler Master**$135.59**4.3★1,211 rev](https://www.amazon.com/dp/B08LP6WS35) [3**CORSAIR SF850 (2024) Fully Modular Low Noise 80 Plus Platinum ATX Power Supply 3.0 Compliant PCIe 5.0 Ready SFX-to-ATX Bracket Included Black (Renewed)**Corsair**$146.59**5.0★5 rev](https://www.amazon.com/dp/B0FW6X7KV3) [4**CORSAIR SF1000 (2024) Fully Modular SFX Low Noise 80 Plus Platinum Power Supply ATX 3.1 Compliant PCIe 5.1 Ready Small Form Factor Bracket Included Black**Corsair**$207.23**4.3★198 rev](https://www.amazon.com/dp/B0D45RN3KZ) [5**NZXT C850 SFX Gold - 850W SFX ATX 3.1 Power Supply - 80 Plus Gold - Cybenetics Platinum - Fully Modular - PCIe 5.1 600W 12V-2x6 - Japanese Capacitors - Black**NZXT**$170.79**4.5★36 rev](https://www.amazon.com/dp/B0GFVSV779)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**NZXT C850 SFX Gold - 850W SFX ATX 3.1 Power Supply - 80 Plus Gold - Cybenetics Platinum - Fully Modular - PCIe 5.1 600W 12V-2x6 - Japanese Capacitors - Black**NZXT**$170.79**36 rev5mo ago](https://www.amazon.com/dp/B0GFVSV779) [**Lian Li SP0850P Platinum 850W SFX Form Factor Power Supply with 12V-2x6 Connectors - ATX 3.1 & PCIE 5.1 Compliant - Low-Noise - Fully Modular - 105C Capacitors - 10 Year Warranty - Black (SP0850P.B)**Lian Li**$152.46**5 rev10mo ago](https://www.amazon.com/dp/B0FN7JS7LZ) [**CORSAIR SF850 (2024) Fully Modular SFX Low Noise 80 Plus Platinum Power Supply ATX 3.1 Compliant PCIe 5.1 Ready Small Form Factor Bracket Included Black**Corsair**$176.98**135 rev2y ago](https://www.amazon.com/dp/B0D45PQ8C4) [**CORSAIR SF850 (2024) Fully Modular Low Noise 80 Plus Platinum ATX Power Supply 3.0 Compliant PCIe 5.0 Ready SFX-to-ATX Bracket Included Black (Renewed)**Corsair**$146.59**5 rev2y ago](https://www.amazon.com/dp/B0FW6X7KV3) [**CORSAIR SF1000 (2024) Fully Modular SFX Low Noise 80 Plus Platinum Power Supply ATX 3.1 Compliant PCIe 5.1 Ready Small Form Factor Bracket Included Black**Corsair**$207.23**198 rev2y ago](https://www.amazon.com/dp/B0D45RN3KZ)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**NZXT C850 SFX Gold - 850W SFX ATX 3.1 Power Supply - 80 Plus Gold - Cybenetics Platinum - Fully Modular - PCIe 5.1 600W 12V-2x6 - Japanese Capacitors - Black**NZXT**$170.79**4.5★**▲ 217%**](https://www.amazon.com/dp/B0GFVSV779) [**Lian Li SP0850P Platinum 850W SFX Form Factor Power Supply with 12V-2x6 Connectors - ATX 3.1 & PCIE 5.1 Compliant - Low-Noise - Fully Modular - 105C Capacitors - 10 Year Warranty - Black (SP0850P.B)**Lian Li**$152.46**3.6★**▲ 111%**](https://www.amazon.com/dp/B0FN7JS7LZ) [**CORSAIR SF850 (2024) Fully Modular SFX Low Noise 80 Plus Platinum Power Supply ATX 3.1 Compliant PCIe 5.1 Ready Small Form Factor Bracket Included Black**Corsair**$176.98**4.4★**— 0%**](https://www.amazon.com/dp/B0D45PQ8C4) [**CORSAIR SF1000 (2024) Fully Modular SFX Low Noise 80 Plus Platinum Power Supply ATX 3.1 Compliant PCIe 5.1 Ready Small Form Factor Bracket Included Black**Corsair**$207.23**4.3★**— 3%**](https://www.amazon.com/dp/B0D45RN3KZ) [**Cooler Master V850 SFX Gold 850W Power Supply Fully Modular PCIe 5.1**Cooler Master**$135.59**4.3★**▼ 14%**](https://www.amazon.com/dp/B08LP6WS35)
**~~View all trending →~~**
## **What buyers say about sfx power supply 850w**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**23%
*“overall build quality make it easy to work with”*
**Size-Overall**11%
*“Fitted well”*
**Design-Overall**8%
*“It does appear to be very well built”*
**Compactness**6%
*“Wow this power supply is compact”*
**Value For Money**6%
*“Great value”*
**Strength**5%
*“Performance-wise, this PSU delivers serious power with rock-solid stability”*
**Flexibility**4%
*“their flexibility makes routing”*
**Socket/Port/Plug**4%
*“all the right cables”*
**Length**3%
*“the cables are the perfect length”*
**Noise Cancellation**3%
*“Quiet & Efficient”*
### **What buyers complain about **
**Size-Overall**18%
*“If it doesn't fit”*
**Product Condition**13%
*“received used”*
**Value For Money**9%
*“The price listed for this though is extremely high”*
**Durability**7%
*“Fan died in less than a year”*
**Length**6%
*“The cables are a bit on the shorter side”*
**Functionality-Overall**6%
*“this cables doesn't work”*
**Noise Level**4%
*“Lots of loud coil whine”*
**Quality-Overall**4%
*“It's a real shame because it definitely seems like there are some quality control issues with making sure all of the cables are in the box”*
**Rope/Wire Tangling**3%
*“Be weary if your cables have to bend around corners”*
**Print Quality**1%
*“Small foot print”*
### **Top return reasons **
**Size-Overall**22%
**Length**19%
**Value For Money**12%
**Product Condition**10%
**Compatibility-Overall**9%
**Functionality-Overall**6%
**Advertised Vs Actual Product**6%
**Noise Level**5%
**Defective Material/Parts**5%
**Constant Reboot Or Restart**2%
## **Common questions**
- **Is sfx power supply 850w profitable to sell on Amazon United States?**
- The niche generates $238K/yr across 6 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is +19.4%. Flapen's verdict: Skip it (31/100).
- **How competitive is the sfx power supply 850w niche?**
- 4 brands and 35 sellers compete. The top 5 products take 96% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in sfx power supply 850w?**
- Top complaints mined from reviews: Size-Overall, Product Condition, Value For Money. The return rate is 10.4% — above our launch gate.
- **When does demand for sfx power supply 850w peak?**
- Demand peaks in Jul; the busiest month runs 1.9× the quietest.
- **What does it cost to enter the sfx power supply 850w niche?**
- Listings span $135.59–$207.23; the average listing price is $164.94 (sweet spot $15–$100). The average incumbent carries 265 reviews — the moat a new listing must climb.
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