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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.

be quiet! DARK POWER 14, 850W, 80 PLUS certified and Cybenetics efficiency, ATX 3.1 compliant, PCIe 5.1 compatible, backed by a 10-year manufacturer's warranty.-Power Supplies-Gigante Computers
be quiet! DARK POWER 14, 850W, 80 PLUS certified and Cybenetics efficiency, ATX 3.1 compliant, PCIe 5.1 compatible, backed by a 10-year manufacturer's warranty.-Power Supplies-Gigante Computers
£194.95 - £194.95
£194.95
£194.95 - £194.95
£194.95

be quiet! DARK POWER 14, 850W, 80 PLUS certified and Cybenetics efficiency, ATX 3.1 compliant, PCIe 5.1 compatible, backed by a 10-year manufacturer's warranty.

BEQUIET
In stock

Wattage: 850W Size/Version: ATX 3.1 Modular: Fully SATA Connections: 13 Certification: Titanium Colour: Black be quiet! Dark Power 14 850W 80+ Tit...

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£194.95 - £194.95
£194.95
£194.95 - £194.95
£194.95
be quiet! Straight Power 12 750W PSU, 80 PLUS Platinum, Japanese Capacitors, Fully Modular, 10 Year Warranty-Power Supplies-Gigante Computers
be quiet! Straight Power 12 750W PSU, 80 PLUS Platinum, Japanese Capacitors, Fully Modular, 10 Year Warranty-Power Supplies-Gigante Computers
£130.95 - £130.95
£130.95
£130.95 - £130.95
£130.95

be quiet! Straight Power 12 750W PSU, 80 PLUS Platinum, Japanese Capacitors, Fully Modular, 10 Year Warranty

BEQUIET
In stock

Wattage: 750W Size/Version: ATX 3.0 Modular: Fully SATA Connections: 9 Certification: Platinum Colour: Black World Class Quiet and EfficiencyStrai...

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£130.95 - £130.95
£130.95
£130.95 - £130.95
£130.95
be quiet! 300W TFX Power 3, 80 PLUS Gold Wired PSU, Dual Rail, 26A +12V, Black, TFX PSU-Power Supplies-Gigante Computers
be quiet! 300W TFX Power 3, 80 PLUS Gold Wired PSU, Dual Rail, 26A +12V, Black, TFX PSU-Power Supplies-Gigante Computers
£65.95 - £65.95
£65.95
£65.95 - £65.95
£65.95

be quiet! 300W TFX Power 3, 80 PLUS Gold Wired PSU, Dual Rail, 26A +12V, Black, TFX PSU

BEQUIET
In stock

Wattage: 300W Size/Version: TFX Modular: No SATA Connections: 3 Certification: Gold Colour: Black Compact and Silent EnergyTFX Power 3 300W Gold, ...

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£65.95 - £65.95
£65.95
£65.95 - £65.95
£65.95
be quiet! Dark Power Pro 13 1600W PSU, 80 PLUS Titanium, ATX 3.1 PSU with full support for PCIe 5.1 GPUs and GPUs with 6+2 pin connectors, 10-year manufacturers warranty-Power Supplies-Gigante Computers
be quiet! Dark Power Pro 13 1600W PSU, 80 PLUS Titanium, ATX 3.1 PSU with full support for PCIe 5.1 GPUs and GPUs with 6+2 pin connectors, 10-year manufacturers warranty-Power Supplies-Gigante Computers
£363.95 - £363.95
£363.95
£363.95 - £363.95
£363.95

be quiet! Dark Power Pro 13 1600W PSU, 80 PLUS Titanium, ATX 3.1 PSU with full support for PCIe 5.1 GPUs and GPUs with 6+2 pin connectors, 10-year manufacturers warranty

BEQUIET
In stock

Wattage: 1600W Size/Version: ATX 3.1 Modular: Fully SATA Connections: 16 Certification: Titanium Colour: Black The be quiet! Dark Power Pro 13 160...

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£363.95 - £363.95
£363.95
£363.95 - £363.95
£363.95
Antec GSK ATX3.1 850W Power Supply V2, White,80 PLUS Gold, Full Modular, PCIe 5.1, JP Capacitors, Silent FDB Fan, CircuitShield Protection-Power Supplies-Gigante Computers
Antec GSK ATX3.1 850W Power Supply V2, White,80 PLUS Gold, Full Modular, PCIe 5.1, JP Capacitors, Silent FDB Fan, CircuitShield Protection-Power Supplies-Gigante Computers
£93.95 - £93.95
£93.95
£93.95 - £93.95
£93.95

Antec GSK ATX3.1 850W Power Supply V2, White,80 PLUS Gold, Full Modular, PCIe 5.1, JP Capacitors, Silent FDB Fan, CircuitShield Protection

ANTEC
In stock

Wattage: 850W Size/Version: ATX 3.1 Modular: Fully SATA Connections: 8 Certification: Gold Colour: White The Antec GSK850 V2 is an 850-watt, fully...

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£93.95 - £93.95
£93.95
£93.95 - £93.95
£93.95
Antec GSK850 V2 850W Fully Modular ATX 3.1 Power Supply, 80 PLUS Gold, PCIe 5.1 Ready with 12V-2x6 Cable, Silent 120mm Fan, High-Performance PSU for Gaming PCs-Power Supplies-Gigante Computers
Antec GSK850 V2 850W Fully Modular ATX 3.1 Power Supply, 80 PLUS Gold, PCIe 5.1 Ready with 12V-2x6 Cable, Silent 120mm Fan, High-Performance PSU for Gaming PCs-Power Supplies-Gigante Computers
£103.95 - £103.95
£103.95
£103.95 - £103.95
£103.95

Antec GSK850 V2 850W Fully Modular ATX 3.1 Power Supply, 80 PLUS Gold, PCIe 5.1 Ready with 12V-2x6 Cable, Silent 120mm Fan, High-Performance PSU for Gaming PCs

ANTEC
In stock

Wattage: 850W Size/Version: ATX 3.1 Modular: Fully SATA Connections: 8 Certification: Gold Colour: Black The Antec GSK850 V2 is an 850-watt, fully...

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£103.95 - £103.95
£103.95
£103.95 - £103.95
£103.95
Antec Signature 2200 Platinum 2200W ATX 3.1 Power Supply – Fully Modular, 80 PLUS Platinum, PCIe 5.1 Ready, AI-Assisted Smart Fan Control, 12V-2x6 Connector-Power Supplies-Gigante Computers
Antec Signature 2200 Platinum 2200W ATX 3.1 Power Supply – Fully Modular, 80 PLUS Platinum, PCIe 5.1 Ready, AI-Assisted Smart Fan Control, 12V-2x6 Connector-Power Supplies-Gigante Computers
£462.95 - £462.95
£462.95
£462.95 - £462.95
£462.95

Antec Signature 2200 Platinum 2200W ATX 3.1 Power Supply – Fully Modular, 80 PLUS Platinum, PCIe 5.1 Ready, AI-Assisted Smart Fan Control, 12V-2x6 Connector

ANTEC
In stock

Wattage: 2200W Size/Version: ATX 3.1 Modular: Fully SATA Connections: 18 Certification: Platinum Colour: Black The Antec Signature 2200 Platinum A...

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£462.95 - £462.95
£462.95
£462.95 - £462.95
£462.95
GameMax GT-300W 300W TFX Power Supply for Small Form Factor PCs, 80 Plus Bronze Efficient PSU with Quiet 80mm Cooling Fan and Active PFC, Ideal Replacement PSU for Slim Desktop Systems-Power Supplies-Gigante Computers
GameMax GT-300W 300W TFX Power Supply for Small Form Factor PCs, 80 Plus Bronze Efficient PSU with Quiet 80mm Cooling Fan and Active PFC, Ideal Replacement PSU for Slim Desktop Systems-Power Supplies-Gigante Computers
£39.95 - £39.95
£39.95
£39.95 - £39.95
£39.95

GameMax GT-300W 300W TFX Power Supply for Small Form Factor PCs, 80 Plus Bronze Efficient PSU with Quiet 80mm Cooling Fan and Active PFC, Ideal Replacement PSU for Slim Desktop Systems

GAMEMAX
In stock

Wattage: 300W Size/Version: TFX Modular: No SATA Connections: 3 Certification: Bronze Colour: Black The GameMax GT-300W is a compact 300W TFX powe...

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£39.95 - £39.95
£39.95
£39.95 - £39.95
£39.95
Antec GSK ATX3.1 750W Power Supply V2 - 80 PLUS Gold, Full Modular, PCIe 5.1, JP Capacitors, Zero RPM Manager, 7-Year Warranty-Power Supplies-Gigante Computers
Antec GSK ATX3.1 750W Power Supply V2 - 80 PLUS Gold, Full Modular, PCIe 5.1, JP Capacitors, Zero RPM Manager, 7-Year Warranty-Power Supplies-Gigante Computers
£103.95 - £103.95
£103.95
£103.95 - £103.95
£103.95

Antec GSK ATX3.1 750W Power Supply V2 - 80 PLUS Gold, Full Modular, PCIe 5.1, JP Capacitors, Zero RPM Manager, 7-Year Warranty

ANTEC
In stock

Wattage: 750W Size/Version: ATX 3.1 Modular: Fully SATA Connections: 8 Certification: Gold Colour: Black The Antec GSK 750 V2 is a 750 W desktop p...

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£103.95 - £103.95
£103.95
£103.95 - £103.95
£103.95
GIGABYTE GP-UD850GM 850W V2, 80 Plus Gold Certified Fully Modular Power Supply, PCIe Gen 5.1, 80 PLUS Gold, Fully Modular Design, 120mm Fan, ATX 3.1 compatible, UK Plug-Power Supplies-Gigante Computers
GIGABYTE GP-UD850GM 850W V2, 80 Plus Gold Certified Fully Modular Power Supply, PCIe Gen 5.1, 80 PLUS Gold, Fully Modular Design, 120mm Fan, ATX 3.1 compatible, UK Plug-Power Supplies-Gigante Computers
£102.95 - £102.95
£102.95
£102.95 - £102.95
£102.95

GIGABYTE GP-UD850GM 850W V2, 80 Plus Gold Certified Fully Modular Power Supply, PCIe Gen 5.1, 80 PLUS Gold, Fully Modular Design, 120mm Fan, ATX 3.1 compatible, UK Plug

GIGABYTE
Low stock

Wattage: 850W Size/Version: ATX Modular: Yes SATA Connections: 8 Certification: Gold Colour: Black GIGABYTE GP-UD850GM 850W V2ATX 3.1 and PCIe GEN...

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£102.95 - £102.95
£102.95
£102.95 - £102.95
£102.95
GIGABYTE GP-UD750GM 850W V2, 80 Plus Gold Certified Fully Modular Power Supply, PCIe Gen 5.1, 80 PLUS Gold, Fully Modular Design, 120mm Fan, ATX 3.1 compatible, UK Plug-Power Supplies-Gigante Computers
GIGABYTE GP-UD750GM 850W V2, 80 Plus Gold Certified Fully Modular Power Supply, PCIe Gen 5.1, 80 PLUS Gold, Fully Modular Design, 120mm Fan, ATX 3.1 compatible, UK Plug-Power Supplies-Gigante Computers
£91.95 - £91.95
£91.95
£91.95 - £91.95
£91.95

GIGABYTE GP-UD750GM 850W V2, 80 Plus Gold Certified Fully Modular Power Supply, PCIe Gen 5.1, 80 PLUS Gold, Fully Modular Design, 120mm Fan, ATX 3.1 compatible, UK Plug

GIGABYTE
In stock

Wattage: 850W Size/Version: ATX Modular: Yes SATA Connections: 8 Certification: Gold Colour: Black GIGABYTE GP-UD750GM 850W V2ATX 3.1 and PCIe GEN...

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£91.95 - £91.95
£91.95
£91.95 - £91.95
£91.95
GIGABYTE GP-UD750GM 850W V2 ICE, 80 Plus Gold Certified Fully Modular Power Supply, PCIe Gen 5.1, 80 PLUS Gold, Fully Modular Design, 120mm Fan, ATX 3.1 compatible, UK Plug-Power Supplies-Gigante Computers
GIGABYTE GP-UD750GM 850W V2 ICE, 80 Plus Gold Certified Fully Modular Power Supply, PCIe Gen 5.1, 80 PLUS Gold, Fully Modular Design, 120mm Fan, ATX 3.1 compatible, UK Plug-Power Supplies-Gigante Computers
£97.95 - £97.95
£97.95
£97.95 - £97.95
£97.95

GIGABYTE GP-UD750GM 850W V2 ICE, 80 Plus Gold Certified Fully Modular Power Supply, PCIe Gen 5.1, 80 PLUS Gold, Fully Modular Design, 120mm Fan, ATX 3.1 compatible, UK Plug

GIGABYTE
In stock

Wattage: 750W Size/Version: ATX Modular: Yes SATA Connections: 8 Certification: Gold Colour: White GIGABYTE GP-UD750GM 850W V2 ICEFeaturesUltra Du...

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£97.95 - £97.95
£97.95
£97.95 - £97.95
£97.95
GIGABYTE UD1000GM PG5 1000W PSU V2, ICE, 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, ICE, PCIe Gen 5.1, 80 PLUS Gold, Fully Modular Design, 120mm Fan, ATX 3.1 compatible, UK Plug-Power Supplies-Gigante Computers
£138.95 - £138.95
£138.95
£138.95 - £138.95
£138.95

GIGABYTE UD1000GM PG5 1000W PSU V2, ICE, 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: White GIGABYTE UD1000GM PG5 1000W PSU V2, ICEFeature...

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£138.95 - £138.95
£138.95
£138.95 - £138.95
£138.95
850W 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...

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£105.95 - £105.95
£105.95
£105.95 - £105.95
£105.95
Gigabyte AORUS ELITE 850W PSU - Fully Modular, 80 PLUS Platinum, ATX 3.1, PCIe 5.0 Ready, 12VHPWR, Silent 120mm FDB Fan, 10-Year Warranty-Power Supplies-Gigante Computers
Gigabyte AORUS ELITE 850W PSU - Fully Modular, 80 PLUS Platinum, ATX 3.1, PCIe 5.0 Ready, 12VHPWR, Silent 120mm FDB Fan, 10-Year Warranty-Power Supplies-Gigante Computers
£123.95 - £123.95
£123.95
£123.95 - £123.95
£123.95

Gigabyte AORUS ELITE 850W PSU - Fully Modular, 80 PLUS Platinum, ATX 3.1, PCIe 5.0 Ready, 12VHPWR, Silent 120mm FDB Fan, 10-Year Warranty

GIGABYTE
In stock

Wattage: Case Fan Size/Version: 120mm Modular: SATA Connections: Black Certification: None Colour: 4-Pin Fan The Gigabyte AORUS ELITE 850W (GP-AE...

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£123.95 - £123.95
£123.95
£123.95 - £123.95
£123.95
Be Quiet! 750W 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
£130.95 - £130.95
£130.95
£130.95 - £130.95
£130.95

Be Quiet! 750W 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 750W is a power supply with 80 PLUS® Platinum certification and semi-passive zero-RPM cooling for both efficient and quiet ga...

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£130.95 - £130.95
£130.95
£130.95 - £130.95
£130.95
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
£174.95 - £174.95
£174.95
£174.95 - £174.95
£174.95

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...

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£174.95 - £174.95
£174.95
£174.95 - £174.95
£174.95
Antec CSK550DC 550W Power Supply, 80 Plus Bronze Certified, ATX 12V 2.52, Non-Modular, DC-to-DC, Flat Black Cables, 120mm Quiet Fan, UK Plug-Power Supplies-Gigante Computers
Antec CSK550DC 550W Power Supply, 80 Plus Bronze Certified, ATX 12V 2.52, Non-Modular, DC-to-DC, Flat Black Cables, 120mm Quiet Fan, UK Plug-Power Supplies-Gigante Computers
£53.95 - £53.95
£53.95
£53.95 - £53.95
£53.95

Antec CSK550DC 550W Power Supply, 80 Plus Bronze Certified, ATX 12V 2.52, Non-Modular, DC-to-DC, Flat Black Cables, 120mm Quiet Fan, UK Plug

ANTEC
In stock

Wattage: 550W Size/Version: ATX Modular: No SATA Connections: 6 Certification: Bronze Colour: Black The Antec CSK550DC is a high-quality, cost-eff...

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£53.95 - £53.95
£53.95
£53.95 - £53.95
£53.95
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...

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£88.95 - £88.95
£88.95
£88.95 - £88.95
£88.95
Be Quiet! 850W 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
£141.95 - £141.95
£141.95
£141.95 - £141.95
£141.95

Be Quiet! 850W 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 850W is a power supply with 80 PLUS® Platinum certification and semi-passive zero-RPM cooling for both efficient and quiet ga...

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£141.95 - £141.95
£141.95
£141.95 - £141.95
£141.95
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...

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£63.95 - £63.95
£63.95
£63.95 - £63.95
£63.95
Antec CSK DC 750W PSU, 80+ Bronze, Fully Wired, Antec's 5-year warranty-Power Supplies-Gigante Computers
Antec CSK DC 750W PSU, 80+ Bronze, Fully Wired, Antec's 5-year warranty-Power Supplies-Gigante Computers
£68.95 - £68.95
£68.95
£68.95 - £68.95
£68.95

Antec CSK DC 750W 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: Black Antec csk dcAntec’s new generation CSK DC to D...

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£68.95 - £68.95
£68.95
£68.95 - £68.95
£68.95
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 ...

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£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
£119.95 - £119.95
£119.95
£119.95 - £119.95
£119.95

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...

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£119.95 - £119.95
£119.95
£119.95 - £119.95
£119.95

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