Is 650w psu profitable to sell on Amazon United Kingdom?

The niche generates £180K/yr across 10 tracked products. 2 of 3 products launched in the last 360 days are still selling. 90-day search growth is -14.2%. Flapen's verdict: Skip it (40/100).

How competitive is the 650w psu niche?

6 brands and 46 sellers compete. The top 5 products take 85% of clicks and top 5 brands hold 98% of demand.

What do buyers complain about in 650w psu?

Top complaints mined from reviews: Noise Level, Functionality-Overall, Durability. The return rate is 3.8%.

When does demand for 650w psu peak?

Demand peaks in Jan–Nov–Dec; the busiest month runs 2.3× the quietest.

What does it cost to enter the 650w psu niche?

Listings span £24.71–£66.83; the average listing price is £43.13 (sweet spot $15–$100). The average incumbent carries 303 reviews — the moat a new listing must climb.

650w psu

Skip it

Brand-locked demand (top 5 brands take 98% of clicks) — this niche doesn't clear our bar today.

Avg price

Incredible£43.13

avg listing price — sweet spot $15–$100

Price range

Incredible£24.71–£66.83

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

Review moat

Great303.2

avg incumbent reviews — the moat a new listing must climb

Quality gap

Great4.3★

avg incumbent rating — lower means beatable quality

Conversion

Okay3.4%

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

Returns

Okay3.8%

return rate — above 5% kills the launch gate

Market size

Okay£180K

£180K/yr · 123K searches

Growth

Bad-14.2%

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

Competition

Bad85%

top-5 click share — a locked-up shelf

Brand share

Bad98%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United Kingdom niche tracking, 650w psu is a £180K/yr Amazon United Kingdom market (123K searches/yr). The top 5 brands hold 98% of demand. Demand peaks in Jan–Nov–Dec. Verdict: Skip it — 40/100.

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

650w psu market data

Units sold / yr: 3K–4K; avg 250–500/product
Revenue / yr: £129K–£173K; units × avg price
Conversion rate: 3.4%
Avg BSR: #23
Page quality: 0%
Prime: 100%
Sponsored: 80%
Out of stock: 0.0%
Avg brand age: 55 months
Avg seller age: 175 days

Competition & brand share

The top 5 products capture 85% of clicks — a locked-up shelf that new listings rarely crack.

Brands

6 falling

Sellers

Top-5 brand share

98%

Top 20: 100%

Top-5 click share

85%

Top 20: 100%

Open market

Corsair41%
MSI37%
JUSTOP11%
be quiet!6%
GAMEMAX3%
Tecnoware Power Systems2%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -14.2% search growth over the last 90 days.

Peak months: Jan, Nov, Dec · busiest ÷ quietest = 2.3×

Open Trend

Top 650w psu search terms

650w psu48K/yr -10.9%2.8% conv.
psu 650w18K/yr -25.2%2.4% conv.
600w psu19K/yr -23.5%2.9% conv.
power supply 650w9K/yr -11.8%2.2% conv.
650w psu gold7K/yr -1.3%1.6% conv.
650w power supply5K/yr +1.4%3.8% conv.
raidmax cobra 650w3K/yr -36.5%0.3% conv.
corsair cx6503K/yr +43.0%9.9% conv.
650 watt psu3K/yr -6.2%2.2% conv.
600w power supply3K/yr +3.7%1.0% conv.

All search terms

Top 650w 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 10 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

CORSAIR CX650 80 PLUS Bronze Non Modular Low-Noise ATX 650 Watt Power Supply - UK - Black

Corsair£42.514.7★1,330 rev

MSI MAG A650BN Gaming Power Supply Unit: 80 plus bronze 650 Watt 12V Single-Rail DC-to-DC Circuit 120mm Fan 5-Year Limited Warranty

MSI£37.134.6★1,032 rev

JUSTOP Black 650W PSU ATX Switching Power Supply Computer Desktop PC With 120mm Fan 8-Pin 12V 6+2 Pin PCI-E 6x SATA (650W)

JUSTOP£24.714.2★188 rev

MSI MAG A650GL Power Supply Unit 650W 80 Plus Gold multiple generations GPU Support Fully Modular 120mm FDB fan Black Flat Cables 7 Year Warranty

MSI£56.374.4★130 rev

CORSAIR RM650e (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£63.924.6★122 rev

Newest

by launch date

MSI MAG A650BN PCIE5 II Power Supply Unit 650W 80 PLUS Bronze ATX 3.1 PCIe 5.1 GPU Support Native 12V-2x6 Dual-color 12V-2x6 connector ATX PSU Black Flat Cables

MSI£37.6510 rev

6mo ago

be quiet! System Power 11 650W Power Supply ATX 3.1 PSU With Support For PCIe 5.1 GPUs Temperature-Controlled 120mm Quality Fan Strong 12V-Rail DC-to-DC Technology 80 PLUS Bronze Efficiency

be quiet!£47.532 rev

11mo ago

be quiet! Pure Power 13 M 650W 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!£66.832 rev

11mo ago

CORSAIR RM650e (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£63.92122 rev

1y ago

Tecnoware Power Systems Free Silent PRO 650 Power Supply for Advanced PCs with NVIDIA GeForce GTX - RTX Graphics Card Silent Fan PCI-E Connectors CPU 4+4 SATA Molex

Tecnoware Power Systems£24.71135 rev

1y ago

What buyers say about 650w psu

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

What buyers love

Quality-Overall26%

“Very good quality”

Value For Money19%

“Great item, good price, fast delivery”

Assembly/Installation8%

“Easy to install”

Advertised Vs Actual Product7%

“Does the Business”

Strength7%

“honestly it's made his pc so much powerful”

Durability6%

“Good looking and reliable”

Functionality-Overall6%

“Gets the job done”

Size-Overall3%

“it fits”

Compatibility-Overall3%

“are compatible with Linux”

Socket/Port/Plug2%

“It has all the connectors they fit to their designated ports and headers”

What buyers complain about

Noise Level18%

“Way too loud even at idle”

Functionality-Overall13%

“Wouldnt boot”

Durability11%

“Installed and worked fine on motherboard - after 6 months suddenly stopped working”

Quality-Overall10%

“kind of feels like a downgrade in that regard”

Connectivity-Overall7%

“Didnt have correct connections”

Smell5%

“Its started to smell of burning only been used 3 months”

Size-Overall4%

“slightly dissapointed due to the sata cables being really short”

Ease Of Cleaning4%

“I stalled as the fans were very dirty”

Product Condition3%

“Looked like it had been previously used”

Socket/Port/Plug3%

“not as efficient as a 80 plug gold etc”

Top return reasons

Compatibility-Overall22%

Functionality-Overall19%

Defective Material/Parts13%

Size-Overall10%

Noise Level5%

Connectivity-Overall5%

Constant Reboot Or Restart4%

Socket/Port/Plug4%

Durability2%

Advertised Vs Actual Product2%

Common questions

Is 650w psu profitable to sell on Amazon United Kingdom?: The niche generates £180K/yr across 10 tracked products. 2 of 3 products launched in the last 360 days are still selling. 90-day search growth is -14.2%. Flapen's verdict: Skip it (40/100).
How competitive is the 650w psu niche?: 6 brands and 46 sellers compete. The top 5 products take 85% of clicks and top 5 brands hold 98% of demand.
What do buyers complain about in 650w psu?: Top complaints mined from reviews: Noise Level, Functionality-Overall, Durability. The return rate is 3.8%.
When does demand for 650w psu peak?: Demand peaks in Jan–Nov–Dec; the busiest month runs 2.3× the quietest.
What does it cost to enter the 650w psu niche?: Listings span £24.71–£66.83; the average listing price is £43.13 (sweet spot $15–$100). The average incumbent carries 303 reviews — the moat a new listing must climb.