Is sfx psu profitable to sell on Amazon United Kingdom?

The niche generates £99K/yr across 27 tracked products. 7 of 13 products launched in the last 360 days are still selling. 90-day search growth is -1.2%. Flapen's verdict: Skip it (44/100).

How competitive is the sfx psu niche?

12 brands and 90 sellers compete. The top 5 products take 54% of clicks and top 5 brands hold 84% of demand.

What do buyers complain about in sfx psu?

Top complaints mined from reviews: Noise Level, Socket/Port/Plug, Length. The return rate is 4.8%.

When does demand for sfx psu peak?

Demand is steady year-round — the busiest month runs 1.5× the quietest.

What does it cost to enter the sfx psu niche?

Listings span £19.92–£139.56; the average listing price is £76.04 (sweet spot $15–$100). The average incumbent carries 133 reviews — the moat a new listing must climb.

sfx psu

Skip it

Weak search conversion (1.7%) — this niche doesn't clear our bar today.

Review moat

Great133.07

avg incumbent reviews — the moat a new listing must climb

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Avg price

Great£76.04

avg listing price — sweet spot $15–$100

Price range

Good£19.92–£139.56

cheapest to priciest tracked listing — scored on the share inside $15–$100

Competition

Good54%

top-5 click share — leaders hold, buyers still browse

Brand share

Okay84%

top-5 brand share — brands hold most of the demand

Returns

Okay4.8%

return rate — above 5% kills the launch gate

Market size

Bad£99K

£99K/yr · 79K searches

Growth

Bad-1.2%

90-day search growth — must beat 0% to launch

Conversion

Bad1.7%

search→purchase rate — share of searches ending in a sale

Signals High Price

According to Flapen's Amazon United Kingdom niche tracking, sfx psu is a £99K/yr Amazon United Kingdom market (79K searches/yr). The top 5 brands hold 84% of demand. Verdict: Skip it — 44/100.

Data updated Jul 21, 2026 · scored weekly · How we score niches

sfx psu market data

Units sold / yr: 500–750; avg 0–100/product
Revenue / yr: £38K–£57K; units × avg price
Conversion rate: 1.7%
Avg BSR: #323
Page quality: 0%
Prime: 89%
Sponsored: 56%
Out of stock: 5.2%
Avg brand age: 40 months
Avg seller age: 174 days

Competition & brand share

The top 5 products take 54% of clicks — established leaders, but buyers still shop beyond them.

Brands

12 falling

Sellers

Top-5 brand share

84%

Top 20: 100%

Top-5 click share

54%

Top 20: 94%

Open market

13%

Corsair40%
be quiet!27%
Cooler Master7%
NZXT7%
Vetroo3%
ASUS3%
Open — no brand owns it (6 brands, 13%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -1.2% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.5×

Open Trend

Top sfx psu search terms

sfx psu52K/yr +7.1%1.0% conv.
sfx power supply18K/yr -20.3%0.8% conv.
sff psu5K/yr -13.2%1.0% conv.
itx psu3K/yr +10.0%0.0% conv.

All search terms

Top sfx psu 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

CORSAIR SF750 (2024) Fully Modular SFX Low Noise 80 Plus Platinum Power Supply ATX 3.1 Compliant PCIe 5.1 Ready Small Form Factor SFX-to-ATX Bracket Included Black

Corsair£106.714.4★83 rev

CORSAIR SF850 (2024) Fully Modular Low Noise 80 PLUS Platinum ATX Power Supply ATX 3.1 Compliant PCIe 5.1 Ready SFX-to-ATX Bracket Included Black

Corsair£118.144.5★55 rev

be quiet! SFX Power 3 450W PSU Compact & Silent SFX Power Supply for Mini & Media PCs 80 PLUS Bronze Efficiency Dual PCIe 6+2 Pin Quiet 80mm Fan

be quiet!£51.624.2★3 rev

CORSAIR SF1000 (2024) Fully Modular SFX Low Noise 80 Plus Platinum Power Supply ATX 3.1 Compliant PCIe 5.1 Ready Small Form Factor SFX-to-ATX Bracket Included Black

Corsair£139.564.7★40 rev

Cooler Master V850 SFX Gold UK Plug - 850W 80 PLUS Gold Fully Modular Power Supply Unit SFF/mini-ITX PSU Semi-Fanless Mode SFX-to-ATX Bracket 10 Year Warranty Black Edition Quiet 92 mm FDB Fan

Cooler Master£113.314.5★177 rev

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£105.442 rev

5mo ago

Vetroo 850W SFX Power Supply ATX 3.1 & PCIE 5.1 Ready 80 Plus Gold Certificate Fully Modular 90mm FDB Fan for Low-Noise Operation SFX-to-ATX Bracket 10-Year Warranty - Black

Vetroo£87.7946 rev

5mo ago

1ST PLAYER 850W SFX PSU Fully Modular Power Supply 80 PLUS Gold Certified ATX 3.1 / PCI-E 5.1 Low Noise FDB Fan 0RPM Japanese Electrolyte Capacitor (White)

1ST PLAYER£68.632 rev

7mo ago

1ST PLAYER 850W SFX PSU Fully Modular Power Supply 80 PLUS Gold Certified ATX 3.1 / PCI-E 5.1 Low Noise FDB Fan 0RPM Japanese Electrolyte Capacitor (Black)

1ST PLAYER£78.452 rev

7mo ago

be quiet! SFX Power 3 450W PSU Compact & Silent SFX Power Supply for Mini & Media PCs 80 PLUS Bronze Efficiency Dual PCIe 6+2 Pin Quiet 80mm Fan

be quiet!£51.623 rev

8mo ago

What buyers say about sfx psu

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

What buyers love

Quality-Overall20%

“Quality power supply”

Value For Money15%

“Great value”

Noise Cancellation11%

“So far, it is performing well, there is no notable increase in noise compared to the more expensive unit”

Strength9%

“Gives very good power”

Design-Overall6%

“in my opinion it is necessary for a clean build so I highly recommend buying one in general”

Advertised Vs Actual Product5%

“As described”

Assembly/Installation5%

“easy to install”

Size-Overall4%

“Fits perfectly in my pc caes”

Durability4%

“Compact and reliable so far”

Functionality-Overall4%

“works”

What buyers complain about

Noise Level11%

“Bought one, made a terrible crackling sound”

Socket/Port/Plug11%

“Major issue with this new version of the SFX series of PSU's is the Micro Type 5 connectors on the PSU side”

Length7%

“cable quality/length is bang on”

Size-Overall7%

“loose at the back”

Connectivity-Overall7%

“Didnt have correct connections”

Value For Money7%

“it keeps being listed as more expensive”

Audio Quality7%

“its barely audible”

Compatibility-Overall5%

“Not compatible with all motherboards”

Advertised Vs Actual Product5%

“Be aware, the photos don't match the product”

Functionality-Overall5%

“Useless for graphics cards”

Top return reasons

Compatibility-Overall22%

Size-Overall14%

Length12%

Functionality-Overall11%

Defective Material/Parts11%

Noise Level8%

Value For Money3%

Connectivity-Overall3%

Constant Reboot Or Restart3%

Socket/Port/Plug3%

Common questions

Is sfx psu profitable to sell on Amazon United Kingdom?: The niche generates £99K/yr across 27 tracked products. 7 of 13 products launched in the last 360 days are still selling. 90-day search growth is -1.2%. Flapen's verdict: Skip it (44/100).
How competitive is the sfx psu niche?: 12 brands and 90 sellers compete. The top 5 products take 54% of clicks and top 5 brands hold 84% of demand.
What do buyers complain about in sfx psu?: Top complaints mined from reviews: Noise Level, Socket/Port/Plug, Length. The return rate is 4.8%.
When does demand for sfx psu peak?: Demand is steady year-round — the busiest month runs 1.5× the quietest.
What does it cost to enter the sfx psu niche?: Listings span £19.92–£139.56; the average listing price is £76.04 (sweet spot $15–$100). The average incumbent carries 133 reviews — the moat a new listing must climb.