Skip to content

Computer Power Supply Units

Computer power supply units. Suitable for all types of systems including gaming computers and workstations. Choose from great brands like Corsair, Cooler Master, Antec and BeQuiet. Available with 80+ efficiency, semi-modular and modular cables.

Cooler Master Elite Nex White, 600W, 80 Plus standard certified efficiency, High Peak Power Tolerance, 3 Year Warranty,-Power Supplies-Gigante Computers
Cooler Master Elite Nex White, 600W, 80 Plus standard certified efficiency, High Peak Power Tolerance, 3 Year Warranty,-Power Supplies-Gigante Computers
£38.99 - £38.99
£38.99
£38.99 - £38.99
£38.99

Cooler Master Elite Nex White, 600W, 80 Plus standard certified efficiency, High Peak Power Tolerance, 3 Year Warranty,

COOLER MASTER
2+ in stock

Wattage: 600W Size/Version: ATX 12V Ver. 2.41 Modular: None SATA Connections: 5 Certification: 80+ ELITE NEX WHITE W600 230V NEX LEVEL POWERFeatur...

View full details
£38.99 - £38.99
£38.99
£38.99 - £38.99
£38.99
Cooler Master 1300W Full-Modular ATX 3.0 80 Plus Platinum-92mm Fan-SFX-Extremely Quiet-10Y Warranty-UK Cable-Power Supplies-Gigante Computers
Cooler Master 1300W Full-Modular ATX 3.0 80 Plus Platinum-92mm Fan-SFX-Extremely Quiet-10Y Warranty-UK Cable-Power Supplies-Gigante Computers
£216.99 - £216.99
£216.99
£216.99 - £216.99
£216.99

Cooler Master 1300W Full-Modular ATX 3.0 80 Plus Platinum-92mm Fan-SFX-Extremely Quiet-10Y Warranty-UK Cable

COOLER MASTER
2+ in stock

Wattage: 1300W Size/Version: ATX 3.0 Modular: Fully SATA Connections: Certification: Industrial Leading SFX Power SupplyA Revolution to SFXLeadi...

View full details
£216.99 - £216.99
£216.99
£216.99 - £216.99
£216.99
Cooler Master MWE Gold V2 850W 120mm HDB Fan 80 PLUS Gold Fully Modular PSU-Power Supplies-Gigante Computers
Cooler Master MWE Gold V2 850W 120mm HDB Fan 80 PLUS Gold Fully Modular PSU-Power Supplies-Gigante Computers Sold out
£113.99 - £113.99
£113.99
£113.99 - £113.99
£113.99

Cooler Master MWE Gold V2 850W 120mm HDB Fan 80 PLUS Gold Fully Modular PSU

COOLER MASTER
Out of stock

Wattage: 850W Size/Version: ATX Modular: Fully SATA Connections: 12 Certification: Gold MWE GOLD 850 - V2 FULL MODULARFULL MODULAR 80 PLUS GOLD AT...

View full details
£113.99 - £113.99
£113.99
£113.99 - £113.99
£113.99
Sold out
Cooler Master Elite Nex White, 700W, 80 Plus Standard Certified Efficiency, High Peak Power Tolerance, 3 Year Warranty-Power Supplies-Gigante Computers
Cooler Master Elite Nex White, 700W, 80 Plus Standard Certified Efficiency, High Peak Power Tolerance, 3 Year Warranty-Power Supplies-Gigante Computers
£54.99 - £54.99
£54.99
£54.99 - £54.99
£54.99

Cooler Master Elite Nex White, 700W, 80 Plus Standard Certified Efficiency, High Peak Power Tolerance, 3 Year Warranty

COOLER MASTER
2+ in stock

Wattage: 700W Size/Version: ATX Modular: No SATA Connections: 5 Certification: Standard ELITE NEX WHITE W700 230V - NEX LEVEL POWER- Active PFC an...

View full details
£54.99 - £54.99
£54.99
£54.99 - £54.99
£54.99
Cooler Master Elite Nex White, 500W, 80 Plus standard certified efficiency, High Peak Power Tolerance, 3 Year Warranty,-Power Supplies-Gigante Computers
Cooler Master Elite Nex White, 500W, 80 Plus standard certified efficiency, High Peak Power Tolerance, 3 Year Warranty,-Power Supplies-Gigante Computers
£47.99 - £47.99
£47.99
£47.99 - £47.99
£47.99

Cooler Master Elite Nex White, 500W, 80 Plus standard certified efficiency, High Peak Power Tolerance, 3 Year Warranty,

COOLER MASTER
2+ in stock

Wattage: 500W Size/Version: ATX 12V Ver. 2.41 Modular: None SATA Connections: 5 Certification: 80+ ELITE NEX WHITE W500 230V NEX LEVEL POWERFeatur...

View full details
£47.99 - £47.99
£47.99
£47.99 - £47.99
£47.99
Cooler Master ATX 3.0 850W PSU Full Modular 80 Plus Gold Power Supply 120mm 100% Japanese capacitors 12VHPWR cable Zero RPM-Silent Fan 10Y Warranty-Power Supplies-Gigante Computers
Cooler Master ATX 3.0 850W PSU Full Modular 80 Plus Gold Power Supply 120mm 100% Japanese capacitors 12VHPWR cable Zero RPM-Silent Fan 10Y Warranty-Power Supplies-Gigante Computers
£114.99 - £114.99
£114.99
£114.99 - £114.99
£114.99

Cooler Master ATX 3.0 850W PSU Full Modular 80 Plus Gold Power Supply 120mm 100% Japanese capacitors 12VHPWR cable Zero RPM-Silent Fan 10Y Warranty

COOLER MASTER
2+ in stock

Wattage: 850W Size: ATX 3.0 Modular: Fully SATA Connections: 8 Certification: Gold STRENGTH IN ELEGANCECooler Master presents the GX III Gold feat...

View full details
£114.99 - £114.99
£114.99
£114.99 - £114.99
£114.99
Cooler Master V SFX Platinum 1100W ATX 3.0 1100W Full-Modular 80Plus Platinum-92mm Fan-SFX-Extremely Quiet-10Y Warranty-UK Cable-Power Supplies-Gigante Computers
Cooler Master V SFX Platinum 1100W ATX 3.0 1100W Full-Modular 80Plus Platinum-92mm Fan-SFX-Extremely Quiet-10Y Warranty-UK Cable-Power Supplies-Gigante Computers
£235.99 - £235.99
£235.99
£235.99 - £235.99
£235.99

Cooler Master V SFX Platinum 1100W ATX 3.0 1100W Full-Modular 80Plus Platinum-92mm Fan-SFX-Extremely Quiet-10Y Warranty-UK Cable

COOLER MASTER
2+ in stock

Wattage: 1100W Size: ATX Modular: Fully SATA Connections: 8 Certification: Platinum A Revolution to SFXLeading the SFX power supply industry, the ...

View full details
£235.99 - £235.99
£235.99
£235.99 - £235.99
£235.99
CoolerMaster V750 Gold i 750 Watt PCIe 5 Fully Modular 80+ Gold PSU/Power Supply ATX3.0-Power Supplies-Gigante Computers
CoolerMaster V750 Gold i 750 Watt PCIe 5 Fully Modular 80+ Gold PSU/Power Supply ATX3.0-Power Supplies-Gigante Computers
£203.99 - £203.99
£203.99
£203.99 - £203.99
£203.99

CoolerMaster V750 Gold i 750 Watt PCIe 5 Fully Modular 80+ Gold PSU/Power Supply ATX3.0

COOLER MASTER
2+ in stock

Wattage: 750W Size: ATX Modular: Fully SATA Connections: 12 Certification: 80+ Certified V750 GOLD I MULTI FULLY MODULAR 80 PLUS GOLD DIGITAL POWE...

View full details
£203.99 - £203.99
£203.99
£203.99 - £203.99
£203.99
Cooler Master XG850 Platinum power supply unit 850 W 24-pin ATX ATX Black-Power Supplies-Gigante Computers
Cooler Master XG850 Platinum power supply unit 850 W 24-pin ATX ATX Black-Power Supplies-Gigante Computers
£172.99 - £172.99
£172.99
£172.99 - £172.99
£172.99

Cooler Master XG850 Platinum power supply unit 850 W 24-pin ATX ATX Black

COOLER MASTER
2+ in stock

Wattage: 850W Size: ATX Modular: Fully SATA Connections: 12 Certification: 80+ Platinum XG850 PLUS PLATINUM FULL MODULAR 80 PLUS PLATINUM ARGB POW...

View full details
£172.99 - £172.99
£172.99
£172.99 - £172.99
£172.99
CoolerMaster XG650 Platinum Plus 650W A/UK Cable, ARGB, 135MM Silent Fan, 10 Year Warranty-Power Supplies-Gigante Computers
CoolerMaster XG650 Platinum Plus 650W A/UK Cable, ARGB, 135MM Silent Fan, 10 Year Warranty-Power Supplies-Gigante Computers
£101.99 - £101.99
£101.99
£101.99 - £101.99
£101.99

CoolerMaster XG650 Platinum Plus 650W A/UK Cable, ARGB, 135MM Silent Fan, 10 Year Warranty

COOLER MASTER
2+ in stock

Wattage: 650W Size: ATX Modular: Fully SATA Connections: 8 Certification: 80+ Platinum Original is EverythingCooler Master keeps searching for uni...

View full details
£101.99 - £101.99
£101.99
£101.99 - £101.99
£101.99
Cooler Master V850 Gold i Multi PSU, 850W, 80 PLUS Gold, Fully Modular, Semi-Digital, ATX 3.0 Support, Quiet 135mm FDB Fan, Smart Thermal Control Mode, MasterPlus+-Power Supplies-Gigante Computers
Cooler Master V850 Gold i Multi PSU, 850W, 80 PLUS Gold, Fully Modular, Semi-Digital, ATX 3.0 Support, Quiet 135mm FDB Fan, Smart Thermal Control Mode, MasterPlus+-Power Supplies-Gigante Computers
£216.99 - £216.99
£216.99
£216.99 - £216.99
£216.99

Cooler Master V850 Gold i Multi PSU, 850W, 80 PLUS Gold, Fully Modular, Semi-Digital, ATX 3.0 Support, Quiet 135mm FDB Fan, Smart Thermal Control Mode, MasterPlus+

COOLER MASTER
2+ in stock

Wattage: 850W Size/Version: ATX Modular: Fully SATA Connections: 12 Certification: Gold THE FUTURE STARTS NOWThis power supply unit contains a sem...

View full details
£216.99 - £216.99
£216.99
£216.99 - £216.99
£216.99
Cooler Master XG750 Plus Platinum Power Supply Unit - 80 Plus Platinum 750W, Fully Modular, Real-Time Display, 100% Japanese Capacitors, 135mm FDB ARGB Fan-Power Supplies-Gigante Computers
Cooler Master XG750 Plus Platinum Power Supply Unit - 80 Plus Platinum 750W, Fully Modular, Real-Time Display, 100% Japanese Capacitors, 135mm FDB ARGB Fan-Power Supplies-Gigante Computers
£109.99 - £109.99
£109.99
£109.99 - £109.99
£109.99

Cooler Master XG750 Plus Platinum Power Supply Unit - 80 Plus Platinum 750W, Fully Modular, Real-Time Display, 100% Japanese Capacitors, 135mm FDB ARGB Fan

COOLER MASTER
2+ in stock

Wattage: 750W Size/Version: ATX Modular: Fully SATA Connections: 12 Certification: Platinum Original is EverythingCooler Master keeps searching fo...

View full details
£109.99 - £109.99
£109.99
£109.99 - £109.99
£109.99
Cooler Master XG650 Plus Platinum Power Supply Unit - 80 Plus Platinum (+92% Efficiency) 650W, Fully Modular, Real-Time Display, 100% Japanese Capacitors, 135mm FDB ARGB Fan-Power Supplies-Gigante Computers
Cooler Master XG650 Plus Platinum Power Supply Unit - 80 Plus Platinum (+92% Efficiency) 650W, Fully Modular, Real-Time Display, 100% Japanese Capacitors, 135mm FDB ARGB Fan-Power Supplies-Gigante Computers
£90.99 - £90.99
£90.99
£90.99 - £90.99
£90.99

Cooler Master XG650 Plus Platinum Power Supply Unit - 80 Plus Platinum (+92% Efficiency) 650W, Fully Modular, Real-Time Display, 100% Japanese Capacitors, 135mm FDB ARGB Fan

COOLER MASTER
2+ in stock

Wattage: 650w Size/Version: ATX Modular: Fully SATA Connections: 8 Certification: Platinum Silence Is PlatinumWith a focus on thermal dissipation ...

View full details
£90.99 - £90.99
£90.99
£90.99 - £90.99
£90.99
COOLER MASTER MWE Gold 1250 V2 ATX 3.0 1250W PSU, 140mm Silent Fan with Smart Thermal Controlling Feature, 80 PLUS Gold, Fully Modular, UK Plug, Flat Black Cables, ATX 3.0 Ready with PCI-E 5.0 12VHPWR Connector-Power Supplies-Gigante Computers
COOLER MASTER MWE Gold 1250 V2 ATX 3.0 1250W PSU, 140mm Silent Fan with Smart Thermal Controlling Feature, 80 PLUS Gold, Fully Modular, UK Plug, Flat Black Cables, ATX 3.0 Ready with PCI-E 5.0 12VHPWR Connector-Power Supplies-Gigante Computers
Sold out
£220.99 - £220.99
£220.99
£220.99 - £220.99
£220.99

COOLER MASTER MWE Gold 1250 V2 ATX 3.0 1250W PSU, 140mm Silent Fan with Smart Thermal Controlling Feature, 80 PLUS Gold, Fully Modular, UK Plug, Flat Black Cables, ATX 3.0 Ready with PCI-E 5.0 12VHPWR Connector

COOLER MASTER
Out of stock

Wattage: 1250W Size/Version: ATX 3.0 Modular: Fully SATA Connections: 12 Certification: Gold MWE GOLD 1250 - V2 ATX 3.0ATX 3.0 FULLY MODULAR 80 PL...

View full details
£220.99 - £220.99
£220.99
£220.99 - £220.99
£220.99
Sold out
COOLER MASTER MWE Gold 1050 V2 ATX 3.0 1050W PSU, 140mm Silent Fan with Smart Thermal Controlling Feature, 80 PLUS Gold, Fully Modular, UK Plug, Flat Black Cables, ATX 3.0 Ready with PCI-E 5.0 12VHPWR Connector-Power Supplies-Gigante Computers
COOLER MASTER MWE Gold 1050 V2 ATX 3.0 1050W PSU, 140mm Silent Fan with Smart Thermal Controlling Feature, 80 PLUS Gold, Fully Modular, UK Plug, Flat Black Cables, ATX 3.0 Ready with PCI-E 5.0 12VHPWR Connector-Power Supplies-Gigante Computers
£195.99 - £195.99
£195.99
£195.99 - £195.99
£195.99

COOLER MASTER MWE Gold 1050 V2 ATX 3.0 1050W PSU, 140mm Silent Fan with Smart Thermal Controlling Feature, 80 PLUS Gold, Fully Modular, UK Plug, Flat Black Cables, ATX 3.0 Ready with PCI-E 5.0 12VHPWR Connector

COOLER MASTER
2+ in stock

Wattage: 1050W Size/Version: ATX 3.0 Modular: Fully SATA Connections: 12 Certification: Gold MWE GOLD 1050 - V2 ATX 3.0ATX 3.0 FULLY MODULAR 80 PL...

View full details
£195.99 - £195.99
£195.99
£195.99 - £195.99
£195.99
COOLER MASTER V850 GOLD V2 850W PSU, 135mm Silent FDB Fan, 80 PLUS Gold, Fully Modular, UK Plug, 40% Semi-Fanless Mode with Hybrid Switch, Half-Bridge LLC Resonant Converter And DC-DC Technology-Power Supplies-Gigante Computers
COOLER MASTER V850 GOLD V2 850W PSU, 135mm Silent FDB Fan, 80 PLUS Gold, Fully Modular, UK Plug, 40% Semi-Fanless Mode with Hybrid Switch, Half-Bridge LLC Resonant Converter And DC-DC Technology-Power Supplies-Gigante Computers
Sold out
£143.99 - £143.99
£143.99
£143.99 - £143.99
£143.99

COOLER MASTER V850 GOLD V2 850W PSU, 135mm Silent FDB Fan, 80 PLUS Gold, Fully Modular, UK Plug, 40% Semi-Fanless Mode with Hybrid Switch, Half-Bridge LLC Resonant Converter And DC-DC Technology

COOLER MASTER
Out of stock

Wattage: 850W Size: ATX Modular: Fully SATA Connections: 12 Certification: Gold V850 GOLD - V2SEMI-FANLESS FULL-MODULAR 80 PLUS GOLD POWER SUPPLY-...

View full details
£143.99 - £143.99
£143.99
£143.99 - £143.99
£143.99
Sold out
COOLER MASTER V750 GOLD V2 750W PSU, 135mm Silent FDB Fan, 80 PLUS Gold, Fully Modular, UK Plug, 40% Semi-Fanless Mode with Hybrid Switch, Half-Bridge LLC Resonant Converter And DC-DC Technology-Power Supplies-Gigante Computers
COOLER MASTER V750 GOLD V2 750W PSU, 135mm Silent FDB Fan, 80 PLUS Gold, Fully Modular, UK Plug, 40% Semi-Fanless Mode with Hybrid Switch, Half-Bridge LLC Resonant Converter And DC-DC Technology-Power Supplies-Gigante Computers
£142.99 - £142.99
£142.99
£142.99 - £142.99
£142.99

COOLER MASTER V750 GOLD V2 750W PSU, 135mm Silent FDB Fan, 80 PLUS Gold, Fully Modular, UK Plug, 40% Semi-Fanless Mode with Hybrid Switch, Half-Bridge LLC Resonant Converter And DC-DC Technology

COOLER MASTER
2+ in stock

Wattage: 750W Size: ATX Modular: Fully SATA Connections: 12 Certification: Gold V750 GOLD - V2SEMI-FANLESS FULL-MODULAR 80 PLUS GOLD POWER SUPPLY-...

View full details
£142.99 - £142.99
£142.99
£142.99 - £142.99
£142.99
COOLER MASTER V650 GOLD V2 650W PSU, 135mm Silent FDB Fan, 80 PLUS Gold, Fully Modular, UK Plug, 40% Semi-Fanless Mode with Hybrid Switch, Half-Bridge LLC Resonant Converter And DC-DC Technology-Power Supplies-Gigante Computers
COOLER MASTER V650 GOLD V2 650W PSU, 135mm Silent FDB Fan, 80 PLUS Gold, Fully Modular, UK Plug, 40% Semi-Fanless Mode with Hybrid Switch, Half-Bridge LLC Resonant Converter And DC-DC Technology-Power Supplies-Gigante Computers
£99.99 - £99.99
£99.99
£99.99 - £99.99
£99.99

COOLER MASTER V650 GOLD V2 650W PSU, 135mm Silent FDB Fan, 80 PLUS Gold, Fully Modular, UK Plug, 40% Semi-Fanless Mode with Hybrid Switch, Half-Bridge LLC Resonant Converter And DC-DC Technology

COOLER MASTER
2+ in stock

Wattage: 650W Size: ATX Modular: Fully SATA Connections: 8 Certification: Gold V650 GOLD - V2SEMI-FANLESS FULL-MODULAR 80 PLUS GOLD POWER SUPPLY- ...

View full details
£99.99 - £99.99
£99.99
£99.99 - £99.99
£99.99
Cooler Master MWE Gold V2 650W 120mm HDB Fan 80 PLUS Gold Fully Modular PSU-PSUs-Gigante Computers
Cooler Master MWE Gold V2 650W 120mm HDB Fan 80 PLUS Gold Fully Modular PSU-PSUs-Gigante Computers
£94.99 - £94.99
£94.99
£94.99 - £94.99
£94.99

Cooler Master MWE Gold V2 650W 120mm HDB Fan 80 PLUS Gold Fully Modular PSU

COOLER MASTER
2+ in stock

Cooler Master MWE Gold V2 650W 120mm HDB Fan 80 PLUS Gold Fully Modular PSU

£94.99 - £94.99
£94.99
£94.99 - £94.99
£94.99
Cooler Master MWE 550W 230V V2 120mm HDB Fan 80 PLUS Bronze PSU-PSUs-Gigante Computers
Cooler Master MWE 550W 230V V2 120mm HDB Fan 80 PLUS Bronze PSU-PSUs-Gigante Computers
£47.99 - £47.99
£47.99
£47.99 - £47.99
£47.99

Cooler Master MWE 550W 230V V2 120mm HDB Fan 80 PLUS Bronze PSU

COOLER MASTER
2+ in stock

Power Up The MWE Bronze V2 offers a simple, reliable way to power your system safely and efficiently at a low cost. The 80 PLUS Bronze efficiency r...

View full details
£47.99 - £47.99
£47.99
£47.99 - £47.99
£47.99

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare
x