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.

GIGABYTE UD1000GM PG5 1000W PSU V2, PCIe Gen 5.1, 80 PLUS Gold, Fully Modular Design, 120mm Fan, ATX 3.1 compatible, UK Plug-Power Supplies-Gigante Computers
GIGABYTE UD1000GM PG5 1000W PSU V2, PCIe Gen 5.1, 80 PLUS Gold, Fully Modular Design, 120mm Fan, ATX 3.1 compatible, UK Plug-Power Supplies-Gigante Computers
£134.95 - £134.95
£134.95
£134.95 - £134.95
£134.95

GIGABYTE UD1000GM PG5 1000W PSU V2, PCIe Gen 5.1, 80 PLUS Gold, Fully Modular Design, 120mm Fan, ATX 3.1 compatible, UK Plug

GIGABYTE
In stock

Wattage: 1000W Size/Version: ATX Modular: Yes SATA Connections: 8 Certification: Gold Colour: Black GIGABYTE UD1000GM PG5 1000W PSU V2FeaturesFeat...

View full details
£134.95 - £134.95
£134.95
£134.95 - £134.95
£134.95
750W Seasonic CORE GX ATX 3.1 Modular 80 Plus Gold PSU Black Edition-Power Supplies-Gigante Computers
750W Seasonic CORE GX ATX 3.1 Modular 80 Plus Gold PSU Black Edition-Power Supplies-Gigante Computers
£96.95 - £96.95
£96.95
£96.95 - £96.95
£96.95

650W Seasonic CORE GX ATX 3.1 Modular 80 Plus Gold PSU Black Edition

Seasonic
In stock

⚡ Seasonic CORE GX ATX 3.1 650W Power Supply Compact, efficient, and future-ready, the Seasonic CORE GX ATX 3.1 650W Black Edition delivers clean ...

View full details
£96.95 - £96.95
£96.95
£96.95 - £96.95
£96.95
650W Seasonic CORE GX ATX 3.1 Modular 80 Plus Gold PSU White Edition-Power Supplies-Gigante Computers
£105.95 - £105.95
£105.95
£105.95 - £105.95
£105.95

650W Seasonic CORE GX ATX 3.1 Modular 80 Plus Gold PSU White Edition

Seasonic
In stock

  ⚡ Seasonic CORE GX ATX 3.1 650W Power Supply – White Edition Compact, efficient, and future-ready, the Seasonic CORE GX ATX 3.1 650W White Editi...

View full details
£105.95 - £105.95
£105.95
£105.95 - £105.95
£105.95
650W Seasonic CORE GX ATX 3.1 Modular 80 Plus Gold PSU White Edition-Power Supplies-Gigante Computers
£139.95 - £139.95
£139.95
£139.95 - £139.95
£139.95

850W Seasonic CORE GX ATX 3.1 Modular 80 Plus Gold PSU White Edition

Seasonic
Low stock

  ⚡ Seasonic CORE GX ATX 3.1 850W Power Supply – White Edition Built for modern performance and minimalist aesthetics, the Seasonic CORE GX ATX 3....

View full details
£139.95 - £139.95
£139.95
£139.95 - £139.95
£139.95
Be Quiet! 1000W Power Zone 2 PSU, Fully Modular, 80+ Platinum, Cybenetics Platinum, Semi-Passive Zero-RPM Cooling, ATX 3.1, PCIe 5.1-Power Supplies-Gigante Computers
£180.95 - £180.95
£180.95
£180.95 - £180.95
£180.95

Be Quiet! 1000W Power Zone 2 PSU, Fully Modular, 80+ Platinum, Cybenetics Platinum, Semi-Passive Zero-RPM Cooling, ATX 3.1, PCIe 5.1

BEQUIET
In stock

Power Zone 2 1000W is a power supply with 80 PLUS® Platinum certification and semi-passive zero-RPM cooling for both efficient and quiet g...

View full details
£180.95 - £180.95
£180.95
£180.95 - £180.95
£180.95
Antec CSK850 PRO 850W Semi-Modular ATX 3.1 Power Supply, PCIe 5.1 Ready with 12V 2x6 Connector, 80 Plus Bronze Certified, Quiet 120mm Fan, 5-Year Warranty-Power Supplies-Gigante Computers
Antec CSK850 PRO 850W Semi-Modular ATX 3.1 Power Supply, PCIe 5.1 Ready with 12V 2x6 Connector, 80 Plus Bronze Certified, Quiet 120mm Fan, 5-Year Warranty-Power Supplies-Gigante Computers
£88.95 - £88.95
£88.95
£88.95 - £88.95
£88.95

Antec CSK850 PRO 850W Semi-Modular ATX 3.1 Power Supply, PCIe 5.1 Ready with 12V 2x6 Connector, 80 Plus Bronze Certified, Quiet 120mm Fan, 5-Year Warranty

ANTEC
In stock

Wattage: 1000W Size/Version: ATX 3.1 Modular: Semi SATA Connections: 6 Certification: Bronze Colour: Black The Antec CSK850 PRO is an 850W semi-mo...

View full details
£88.95 - £88.95
£88.95
£88.95 - £88.95
£88.95
Antec CSK DC 750W White PSU, 80+ Bronze, Fully Wired, Antec's 5-year warranty-Power Supplies-Gigante Computers
Antec CSK DC 750W White PSU, 80+ Bronze, Fully Wired, Antec's 5-year warranty-Power Supplies-Gigante Computers
£63.95 - £63.95
£63.95
£63.95 - £63.95
£63.95

Antec CSK DC 750W White PSU, 80+ Bronze, Fully Wired, Antec's 5-year warranty

ANTEC
In stock

Wattage: 750W Size/Version: ATX Modular: No SATA Connections: 6 Certification: Bronze Colour: White Antec csk dcAntec’s new generation CSK DC to D...

View full details
£63.95 - £63.95
£63.95
£63.95 - £63.95
£63.95
GAMEMAX GX-850 Pro Modular 80 Plus Gold ATX3.0 PCIe 5.0 PSU With 135mm FDB Fan-Power Supplies-Gigante Computers
GAMEMAX GX-850 Pro Modular 80 Plus Gold ATX3.0 PCIe 5.0 PSU With 135mm FDB Fan-Power Supplies-Gigante Computers
£91.95 - £91.95
£91.95
£91.95 - £91.95
£91.95

GAMEMAX GX-850 Pro Modular 80 Plus Gold ATX3.0 PCIe 5.0 PSU With 135mm FDB Fan

GAMEMAX
In stock

Wattage: 850W Size/Version: ATX 3.0 Modular: Fully SATA Connections: 6 Certification: Gold Colour: Black The GX-850 Pro partners high-end cooling ...

View full details
£91.95 - £91.95
£91.95
£91.95 - £91.95
£91.95
Be Quiet! 850W Pure Power 13 M PSU, Fully Modular, Semi-Passive Fan, 80+ Gold, ATX 3.1, PCIe 5.1-Power Supplies-Gigante Computers
£123.95 - £123.95
£123.95
£123.95 - £123.95
£123.95

Be Quiet! 850W Pure Power 13 M PSU, Fully Modular, Semi-Passive Fan, 80+ Gold, ATX 3.1, PCIe 5.1

BEQUIET
In stock

Exceptional quiet, superior features   Pure Power 13 M 850W is an ATX 3.1 compliant and PCIe 5.1 compatible power supply with...

View full details
£123.95 - £123.95
£123.95
£123.95 - £123.95
£123.95
Be Quiet! 750W System Power 11 PSU, 80+ Bronze, Fully Wired, Temp-Controlled Fan, ATX 3.1, PCIe 5.1-Power Supplies-Gigante Computers
£72.95 - £72.95
£72.95
£72.95 - £72.95
£72.95

Be Quiet! 750W System Power 11 PSU, 80+ Bronze, Fully Wired, Temp-Controlled Fan, ATX 3.1, PCIe 5.1

BEQUIET
In stock

Proven Reliability, Quiet Operation   System Power 11 750W has been built with value-oriented users in mind that do not want ...

View full details
£72.95 - £72.95
£72.95
£72.95 - £72.95
£72.95
Be Quiet! 750W Pure Power 13 M PSU, Fully Modular, Semi-Passive Fan, 80+ Gold, ATX 3.1, PCIe 5.1-Power Supplies-Gigante Computers
£111.95 - £111.95
£111.95
£111.95 - £111.95
£111.95

Be Quiet! 750W Pure Power 13 M PSU, Fully Modular, Semi-Passive Fan, 80+ Gold, ATX 3.1, PCIe 5.1

BEQUIET
In stock

Exceptional quiet, superior features   Pure Power 13 M 750W is an ATX 3.1 compliant and PCIe 5.1 compatible power supply with sem...

View full details
£111.95 - £111.95
£111.95
£111.95 - £111.95
£111.95
Be Quiet! 650W System Power 11 PSU, 80+ Bronze, Fully Wired, Temp-Controlled Fan, ATX 3.1, PCIe 5.1-Power Supplies-Gigante Computers
£53.95 - £53.95
£53.95
£53.95 - £53.95
£53.95

Be Quiet! 650W System Power 11 PSU, 80+ Bronze, Fully Wired, Temp-Controlled Fan, ATX 3.1, PCIe 5.1

BEQUIET
In stock

Proven Reliability, Quiet Operation   System Power 11 650W has been built with value-oriented users in mind that do not want ...

View full details
£53.95 - £53.95
£53.95
£53.95 - £53.95
£53.95
Be Quiet! 650W Pure Power 13 M PSU, Fully Modular, Semi-Passive Fan, 80+ Gold, ATX 3.1, PCIe 5.1-Power Supplies-Gigante Computers
£95.95 - £95.95
£95.95
£95.95 - £95.95
£95.95

Be Quiet! 650W Pure Power 13 M PSU, Fully Modular, Semi-Passive Fan, 80+ Gold, ATX 3.1, PCIe 5.1

BEQUIET
In stock

Exceptional quiet, superior features   Pure Power 13 M 650W is an ATX 3.1 compliant and PCIe 5.1 compatible power supply with sem...

View full details
£95.95 - £95.95
£95.95
£95.95 - £95.95
£95.95
Be Quiet! 550W System Power 11 PSU, 80+ Bronze, Fully Wired, Temp-Controlled Fan, ATX 3.1, PCIe 5.1-Power Supplies-Gigante Computers
£48.95 - £48.95
£48.95
£48.95 - £48.95
£48.95

Be Quiet! 550W System Power 11 PSU, 80+ Bronze, Fully Wired, Temp-Controlled Fan, ATX 3.1, PCIe 5.1

BEQUIET
In stock

Proven Reliability, Quiet Operation   System Power 11 550W has been built with value-oriented users in mind that do not want to p...

View full details
£48.95 - £48.95
£48.95
£48.95 - £48.95
£48.95
Be Quiet! 450W System Power 11 PSU, 80+ Bronze, Fully Wired, Temp-Controlled Fan, ATX 3.1, PCIe 5.1-Power Supplies-Gigante Computers
£46.95 - £46.95
£46.95
£46.95 - £46.95
£46.95

Be Quiet! 450W System Power 11 PSU, 80+ Bronze, Fully Wired, Temp-Controlled Fan, ATX 3.1, PCIe 5.1

BEQUIET
In stock

Proven Reliability, Quiet Operation   System Power 11 450W has been built with value-oriented users in mind that do not want to p...

View full details
£46.95 - £46.95
£46.95
£46.95 - £46.95
£46.95
DeepCool PL750D 750W Power Supply, ATX12V V3.1, 80 PLUS Bronze, Non-Modular, 120mm Hydro Bearing Fan, 12VHPWR PCIe 5.0, 5-Year Warranty-Power Supplies-Gigante Computers
DeepCool PL750D 750W Power Supply, ATX12V V3.1, 80 PLUS Bronze, Non-Modular, 120mm Hydro Bearing Fan, 12VHPWR PCIe 5.0, 5-Year Warranty-Power Supplies-Gigante Computers
£54.95 - £54.95
£54.95
£54.95 - £54.95
£54.95

DeepCool PL750D 750W Power Supply, ATX12V V3.1, 80 PLUS Bronze, Non-Modular, 120mm Hydro Bearing Fan, 12VHPWR PCIe 5.0, 5-Year Warranty

DEEPCOOL
In stock

Wattage: 750W Size/Version: ATX 3.1 Modular: No SATA Connections: 8 Certification: Bronze Colour: Black The DeepCool PL750D is a 750W non-modular ...

View full details
£54.95 - £54.95
£54.95
£54.95 - £54.95
£54.95
GIGABYTE GP-P550SS 550W 80 PLUS Silver Certified Power Supply - ATX 3.0 Standard, Quiet 120mm Fan, Flat Cable Design, BULK PACK-Power Supplies-Gigante Computers
GIGABYTE GP-P550SS 550W 80 PLUS Silver Certified Power Supply - ATX 3.0 Standard, Quiet 120mm Fan, Flat Cable Design, BULK PACK-Power Supplies-Gigante Computers
£44.95 - £44.95
£44.95
£44.95 - £44.95
£44.95

GIGABYTE GP-P550SS 550W 80 PLUS Silver Certified Power Supply - ATX 3.0 Standard, Quiet 120mm Fan, Flat Cable Design, BULK PACK

GIGABYTE
In stock

Wattage: 550W Size/Version: ATX 3.0 Modular: No SATA Connections: 5 Certification: Silver The GIGABYTE GP-P550SS is a high-performance power suppl...

View full details
£44.95 - £44.95
£44.95
£44.95 - £44.95
£44.95
be quiet! 1000W PURE POWER 12, 80 PLUS Gold, ATX 3.1 compliant and PCIe 5.1 compatible,10-year manufacturer's warranty-Power Supplies-Gigante Computers
be quiet! 1000W PURE POWER 12, 80 PLUS Gold, ATX 3.1 compliant and PCIe 5.1 compatible,10-year manufacturer's warranty-Power Supplies-Gigante Computers
£132.95 - £132.95
£132.95
£132.95 - £132.95
£132.95

be quiet! 1000W PURE POWER 12, 80 PLUS Gold, ATX 3.1 compliant and PCIe 5.1 compatible,10-year manufacturer's warranty

BEQUIET
In stock

Wattage: 1000W Size/Version: ATX 3.1 Modular: No SATA Connections: 6 Certification: Gold The be quiet! Pure Power 12 1000W 80+ Gold Wired Power Su...

View full details
£132.95 - £132.95
£132.95
£132.95 - £132.95
£132.95
be quiet! 750W PURE POWER 12, 80 PLUS Gold, ATX 3.1 compliant and PCIe 5.1 compatible,10-year manufacturer's warranty-Power Supplies-Gigante Computers
be quiet! 750W PURE POWER 12, 80 PLUS Gold, ATX 3.1 compliant and PCIe 5.1 compatible,10-year manufacturer's warranty-Power Supplies-Gigante Computers
£98.95 - £98.95
£98.95
£98.95 - £98.95
£98.95

be quiet! 750W PURE POWER 12, 80 PLUS Gold, ATX 3.1 compliant and PCIe 5.1 compatible,10-year manufacturer's warranty

BEQUIET
In stock

Wattage: 750W Size/Version: ATX 3.1 Modular: No SATA Connections: 6 Certification: Gold The be quiet! Pure Power 12 750W 80+ Gold Wired Power Supp...

View full details
£98.95 - £98.95
£98.95
£98.95 - £98.95
£98.95
be quiet! 650W PURE POWER 12, 80 PLUS Gold, ATX 3.1 compliant and PCIe 5.1 compatible,10-year manufacturer's warranty-Power Supplies-Gigante Computers
be quiet! 650W PURE POWER 12, 80 PLUS Gold, ATX 3.1 compliant and PCIe 5.1 compatible,10-year manufacturer's warranty-Power Supplies-Gigante Computers
£87.95 - £87.95
£87.95
£87.95 - £87.95
£87.95

be quiet! 650W PURE POWER 12, 80 PLUS Gold, ATX 3.1 compliant and PCIe 5.1 compatible,10-year manufacturer's warranty

BEQUIET
In stock

Wattage: 650W Size/Version: ATX 3.1 Modular: No SATA Connections: 5 Certification: Gold The be quiet! Pure Power 12 650W 80+ Gold Wired Power Supp...

View full details
£87.95 - £87.95
£87.95
£87.95 - £87.95
£87.95
be quiet! 550W PURE POWER 12, 80 PLUS Gold, ATX 3.1 compliant and PCIe 5.1 compatible,10-year manufacturer's warranty-Power Supplies-Gigante Computers
be quiet! 550W PURE POWER 12, 80 PLUS Gold, ATX 3.1 compliant and PCIe 5.1 compatible,10-year manufacturer's warranty-Power Supplies-Gigante Computers
£76.95 - £76.95
£76.95
£76.95 - £76.95
£76.95

be quiet! 550W PURE POWER 12, 80 PLUS Gold, ATX 3.1 compliant and PCIe 5.1 compatible,10-year manufacturer's warranty

BEQUIET
In stock

Wattage: 550W Size/Version: ATX 3.1 Modular: No SATA Connections: 5 Certification: Gold The be quiet! Pure Power 12 550W 80+ Gold Wired Power Supp...

View full details
£76.95 - £76.95
£76.95
£76.95 - £76.95
£76.95
DeepCool 700W 80 PLUS Standard Power Supply - Silent Operation, Reliable Protection, Efficient Power Delivery-Power Supplies-Gigante Computers
DeepCool 700W 80 PLUS Standard Power Supply - Silent Operation, Reliable Protection, Efficient Power Delivery-Power Supplies-Gigante Computers
£49.95 - £49.95
£49.95
£49.95 - £49.95
£49.95

DeepCool 700W 80 PLUS Standard Power Supply - Silent Operation, Reliable Protection, Efficient Power Delivery

DEEPCOOL
In stock

Wattage: 700W Size/Version: ATX Modular: No SATA Connections: 3 Certification: White DeepCool 700W Power Supply UnitThe DeepCool 700W Power Supply...

View full details
£49.95 - £49.95
£49.95
£49.95 - £49.95
£49.95
DeepCool PF400 80 PLUS Standard Power Supply 400W, Silent Hydraulic Bearing Fan, Reliable Protection, Flat Black Cables, 85% Efficiency - Open Boxed-Power Supplies-Gigante Computers
DeepCool PF400 80 PLUS Standard Power Supply 400W, Silent Hydraulic Bearing Fan, Reliable Protection, Flat Black Cables, 85% Efficiency - Open Boxed-Power Supplies-Gigante Computers
£35.95 - £35.95
£35.95
£35.95 - £35.95
£35.95

DeepCool PF400 80 PLUS Standard Power Supply 400W, Silent Hydraulic Bearing Fan, Reliable Protection, Flat Black Cables, 85% Efficiency

DEEPCOOL
In stock

Wattage: 400W Size/Version: ATX Modular: No SATA Connections: 3 Certification: White DeepCool PF400 The DeepCool PF Series Power Supply Unit offe...

View full details
£35.95 - £35.95
£35.95
£35.95 - £35.95
£35.95
Antec HCG850 PRO Platinum ATX 3.1 Power Supply - 850W, Fully Modular, 80 PLUS Platinum Certified, Silent Fan, High-Performance Gaming PSU-Power Supplies-Gigante Computers
Antec HCG850 PRO Platinum ATX 3.1 Power Supply - 850W, Fully Modular, 80 PLUS Platinum Certified, Silent Fan, High-Performance Gaming PSU-Power Supplies-Gigante Computers
£159.95 - £159.95
£159.95
£159.95 - £159.95
£159.95

Antec HCG850 PRO Platinum ATX 3.1 Power Supply - 850W, Fully Modular, 80 PLUS Platinum Certified, Silent Fan, High-Performance Gaming PSU

ANTEC
In stock

Wattage: 850W Size/Version: ATX 3.1 Modular: Fully SATA Connections: 14 Certification: 80+ Certified HCG850 PRO Platinum ATX 3.1FOR THE ULTIMATE G...

View full details
£159.95 - £159.95
£159.95
£159.95 - £159.95
£159.95

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