Comparison numbers
| 12 | Products researched | |
| 5 | Research hours | |
| 820 | Readers | |
| 19,349 | Customer ratings |
Best Power Supply Units
Power Supply Unit Comparison 2025
Sort & Filter
Best Product
Corsair RM1000x
Amazon
Bestseller
be quiet PURE POWER 11
Amazon
Best Price
LC-Power LC420H-12
Amazon
Thermaltake Berlin
Amazon
Available at
Manufacturer
Form factor
Power
Available connections
Number of SATA interfaces
Number of PCIe interfaces
Dimensions
Weight
Cable length
On/off switch
Shipping (Amazon)
Best Product
1
Corsair RM1000x
Customer rating
892 reviewsCheck Price
Available at
see vendordays
see vendordays
4 daysdays4646£
Manufacturer
Corsair
Form factor
ATX
Power
1000 W
Available connections
- - CPU
- - PCIe
- - Floppy disk
- - MOLEX
- - 20+4 Pin
- - and more
Number of SATA interfaces
6
Number of PCIe interfaces
8
Dimensions
3,4 x 5,9 x 6,3 in
Weight
70,5 oz
Cable length
24 in
On/off switch
Shipping (Amazon)
4 daysCheck Price
Bestseller
2
be quiet PURE POWER 11
Customer rating
674 reviewsCheck Price
Available at
see vendordays00£
see vendordays
Manufacturer
be quiet
Form factor
ATX
Power
500 W
Available connections
- - Motherboard
- - PATA
- - MOLEX
- - PCIe
- - Floppy disk
- - and more
Number of SATA interfaces
6
Number of PCIe interfaces
2
Dimensions
3,4 x 5,9 x 5,9 in
Weight
72,3 oz
Cable length
Wireless
On/off switch
Shipping (Amazon)
see vendorCheck Price
Best Price
3
LC-Power LC420H-12
Customer rating
856 reviewsCheck Price
Available at
see vendordays
see vendordays
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
3,5 x 5,9 x 7,5 in
Weight
49,4 oz
Cable length
On/off switch
Shipping (Amazon)
see vendorCheck Price
4
Thermaltake Berlin
Customer rating
809 reviewsCheck Price
Available at
see vendordays
see vendordays
Manufacturer
Thermaltake
Form factor
ATX
Power
630 W
Available connections
- - PCIe
- - 20+4 Pin
- - Motherboard
- - MOLEX
- - CPU
- - and more
Number of SATA interfaces
6
Number of PCIe interfaces
2
Dimensions
3,4 x 5,5 x 5,9 in
Weight
52,9 oz
Cable length
21,7 in
On/off switch
Shipping (Amazon)
see vendorCheck Price
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