A power supply unit (PSU) converts mains AC to low-voltage regulated DC power for the internal components of a computer.
StarTech.com Redundant Power Supply Unit for MCM15-MEDIA-CHASSIS, 130W AC, 100-240V Input, Tool-Free Hot-Swappable Design, Fanless Cooling, TAA Compliant

StarTech.com Redundant Power Supply Unit for MCM15-MEDIA-CHASSIS, 130W AC, 100-240V Input, Tool-Free Hot-Swappable Design, Fanless Cooling, TAA Compliant

StarTech.com
£140.99
HPE Aruba Networking Central for ProLiant DL360 Gen11 1600W Spare Power Supply

HPE Aruba Networking Central for ProLiant DL360 Gen11 1600W Spare Power Supply

Hewlett Packard Enterprise
£759.99
QNAP PWR-PSU-250W-DT04 power supply unit Steel

QNAP PWR-PSU-250W-DT04 power supply unit Steel

QNAP
£149.99
be quiet! Pure Power 11 400W power supply unit 20+4 pin ATX ATX Black

be quiet! Pure Power 11 400W power supply unit 20+4 pin ATX ATX Black

be quiet!
£56.99
Ubiquiti USP-RPS power supply unit 995 W 1U Grey

Ubiquiti USP-RPS power supply unit 995 W 1U Grey

Ubiquiti Networks
£404.99
MSI MAG A1200PLS PCIE5 power supply unit 1200 W 20+4 pin ATX ATX Black

MSI MAG A1200PLS PCIE5 power supply unit 1200 W 20+4 pin ATX ATX Black

MSI
£175.99
Asrock TC-1300T power supply unit 1300 W 20+4 pin ATX ATX Black

Asrock TC-1300T power supply unit 1300 W 20+4 pin ATX ATX Black

Asrock
£294.99
Asrock TC-1300T power supply unit 1300 W 20+4 pin ATX ATX Black

Asrock TC-1300T power supply unit 1300 W 20+4 pin ATX ATX Black

Asrock
£340.99
MSI MAG A750BN PCIE5 II power supply unit 750 W 24-pin ATX ATX Black

MSI MAG A750BN PCIE5 II power supply unit 750 W 24-pin ATX ATX Black

MSI
£78.99
GIGABYTE UD750GM PG5 power supply unit 750 W 20+4 pin ATX ATX Black

GIGABYTE UD750GM PG5 power supply unit 750 W 20+4 pin ATX ATX Black

Gigabyte
£77.99
HPE MSA 764W -48VDC Hot Plug Power Supply Kit

HPE MSA 764W -48VDC Hot Plug Power Supply Kit

Hewlett Packard Enterprise
£904.99
HPE Networking Comware X351 300W 100-240VDC to 12VDC Power Supply

HPE Networking Comware X351 300W 100-240VDC to 12VDC Power Supply

Hewlett Packard Enterprise
£419.99