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Best Power Supply Units

Power Supply Unit Comparison 2025

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Best Product
Corsair RM1000x
Corsair RM1000x
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Amazon
Bestseller
Thermaltake Smart RGB
Thermaltake Smart RGB
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Amazon
be quiet PURE POWER 11
be quiet PURE POWER 11
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Amazon
Corsair SF750
Corsair SF750
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Amazon
LC-Power LC420H-12
LC-Power LC420H-12
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Amazon
Best Price
TooQ TQEP-500S-SFX
TooQ TQEP-500S-SFX
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Amazon
Our Ratings
Model
Customer Ratings
Seller
Available From
Manufacturer
Form factor
Power
Available connections
Number of SATA interfaces
Number of PCIe interfaces
Dimensions
Weight
On/off switch
1
Best Product
Corsair RM1000x
Vergleichsergebnis
Rating
Excellent
01 / 2025
Model
Corsair RM1000x
Bewertung
885 Reviews
Zum Anbieter
Amazon
Available at
amazon
£399.18
eBay
Check Price
Onbuy.com
£233.90
Manufacturer
Corsair
Form factor
ATX
Power
1000 W
Available connections
  • CPU
  • PCIe
  • Floppy disk
  • MOLEX
  • 20+4 Pin
  • and more
  • Motherboard
Number of SATA interfaces
6
Number of PCIe interfaces
8
Dimensions
3,4 x 5,9 x 6,3 in
Weight
70,5 oz
On/off switch
2
Bestseller
Thermaltake Smart RGB
Vergleichsergebnis
Rating
Excellent
01 / 2025
Model
Thermaltake Smart RGB
Bewertung
2451 Reviews
Zum Anbieter
Amazon
Available at
amazon
£108.64
eBay
Check Price
Manufacturer
Thermaltake
Form factor
ATX
Power
700 W
Available connections
  • CPU
  • PCIe
  • Floppy disk
  • MOLEX
  • 20+4 Pin
  • and more
  • Motherboard
Number of SATA interfaces
5
Number of PCIe interfaces
2
Dimensions
3,4 x 5,5 x 5,9 in
Weight
56,4 oz
On/off switch
3
be quiet PURE POWER 11
Vergleichsergebnis
Rating
Excellent
01 / 2025
Model
be quiet PURE POWER 11
Bewertung
667 Reviews
Zum Anbieter
Amazon
Available at
amazon
£79.99
eBay
Check Price
Manufacturer
be quiet
Form factor
ATX
Power
500 W
Available connections
  • Motherboard
  • PATA
  • MOLEX
  • PCIe
  • Floppy disk
  • and more
  • CPU
  • 20+4 Pin
Number of SATA interfaces
6
Number of PCIe interfaces
2
Dimensions
3,4 x 5,9 x 5,9 in
Weight
72,3 oz
On/off switch
4
Corsair SF750
Vergleichsergebnis
Rating
Excellent
01 / 2025
Model
Corsair SF750
Bewertung
788 Reviews
Zum Anbieter
Amazon
Available at
amazon
£249.99
eBay
Check Price
Manufacturer
Corsair
Form factor
ATX
Power
750 W
Available connections
  • 20+4 Pin
  • CPU
  • MOLEX
  • PCIe
  • Floppy disk
Number of SATA interfaces
Number of PCIe interfaces
4
Dimensions
2,5 x 2,5 x 4,9 in
Weight
31,7 oz
On/off switch
5
LC-Power LC420H-12
Vergleichsergebnis
Rating
Excellent
01 / 2025
Model
LC-Power LC420H-12
Bewertung
851 Reviews
Zum Anbieter
Amazon
Available at
amazon
£33.29
eBay
Check Price
Manufacturer
LC-Power
Form factor
ATX
Power
420 W
Available connections
  • Floppy disk
  • compatible with many music streaming services
  • 4-pin
Number of SATA interfaces
4
Number of PCIe interfaces
Dimensions
34,3 x 55,1 x 59,1 in
Weight
49,4 oz
On/off switch
6
Best Price
TooQ TQEP-500S-SFX
Vergleichsergebnis
Rating
Excellent
01 / 2025
Model
TooQ TQEP-500S-SFX
Bewertung
375 Reviews
Zum Anbieter
Amazon
Available at
amazon
£29.62
eBay
Check Price
Manufacturer
Form factor
ATX
Power
500 W
Available connections
  • 20+4 Pin
Number of SATA interfaces
Number of PCIe interfaces
Dimensions
2,5 x 3,9 x 4,9 in
Weight
28,2 oz
On/off switch