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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.

  • Gigabyte P650B 650W PSU, 120mm Silent Hydraulic Bearing Fan, 80 PLUS Bronze, Non Modular, UK Plug, 100% Japanese Capacitors, Single +12V Rail-Power Supplies-Gigante Computers
    Gigabyte P650B 650W PSU, 120mm Silent Hydraulic Bearing Fan, 80 PLUS Bronze, Non Modular, UK Plug, 100% Japanese Capacitors, Single +12V Rail-Power Supplies-Gigante Computers
    Original price £57.99 - Original price £57.99
    Original price
    £57.99
    £57.99 - £57.99
    Current price £57.99

    Gigabyte P650B 650W PSU, 120mm Silent Hydraulic Bearing Fan, 80 PLUS Bronze, Non Modular, UK Plug, 100% Japanese Capacitors, Single +12V Rail

    GIGABYTE

    Wattage: 650W Size: ATX Modular: No SATA Connections: 6 Certification: Bronze P650BPower SupplyFeatures- 80 PLUS bronze certified: up to 89% effic...

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    Original price £57.99 - Original price £57.99
    Original price
    £57.99
    £57.99 - £57.99
    Current price £57.99
  • Evo Labs E-500BL 500W 120mm Black Silent Fan PSU-PSUs-Gigante Computers
    Evo Labs E-500BL 500W 120mm Black Silent Fan PSU-PSUs-Gigante Computers
    Original price £24.99 - Original price £24.99
    Original price
    £24.99
    £24.99 - £24.99
    Current price £24.99

    Evo Labs E-500BL 500W 120mm Black Silent Fan PSU

    EVO LABS

    The NEW Evo Labs E-500BL ATX 500W power supply with a 120mm black fan provides improved airflow and ventilation for you PC system. Key Features - ...

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    Original price £24.99 - Original price £24.99
    Original price
    £24.99
    £24.99 - £24.99
    Current price £24.99
  • Gigabyte P850GM 850W PSU, 120mm Smart Hydraulic Bearing Fan, 80 PLUS Gold, Fully Modular, UK Plug, High-Quality Japanese Capacitors, Powerful Single +12V Rail-Power Supplies-Gigante Computers
    Gigabyte P850GM 850W PSU, 120mm Smart Hydraulic Bearing Fan, 80 PLUS Gold, Fully Modular, UK Plug, High-Quality Japanese Capacitors, Powerful Single +12V Rail-Power Supplies-Gigante Computers
    Original price £95.99 - Original price £95.99
    Original price
    £95.99
    £95.99 - £95.99
    Current price £95.99

    Gigabyte P850GM 850W PSU, 120mm Smart Hydraulic Bearing Fan, 80 PLUS Gold, Fully Modular, UK Plug, High-Quality Japanese Capacitors, Powerful Single +12V Rail

    GIGABYTE

    Wattage: 850W Size: ATX Modular: Fully SATA Connections: 8 Certification: Gold P850GMPower SupplyFeatures- 80 PLUS Gold certified- Fully modular d...

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    Original price £95.99 - Original price £95.99
    Original price
    £95.99
    £95.99 - £95.99
    Current price £95.99
  • Antec 550W CSK550 Cuprum Strike PSU, Semi-Modular, 80+ Bronze, Continuous Power-Power Supplies-Gigante Computers
    Antec 550W CSK550 Cuprum Strike PSU, Semi-Modular, 80+ Bronze, Continuous Power-Power Supplies-Gigante Computers
    Original price £51.99 - Original price £51.99
    Original price
    £51.99
    £51.99 - £51.99
    Current price £51.99

    Antec 550W CSK550 Cuprum Strike PSU, Semi-Modular, 80+ Bronze, Continuous Power

    ANTEC

    Antec's new generation Cuprum Strike Bronze power supply is crafted for quality, efficiency, and performance.Featuring 80 PLUS BRONZE certification...

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    Original price £51.99 - Original price £51.99
    Original price
    £51.99
    £51.99 - £51.99
    Current price £51.99
  • GameMax 1050W GM1050 PSU, Semi-Modular, 14cm Silent Fan, 80+ Silver, Black Mesh Cables-Power Supplies-Gigante Computers
    Original price £94.99 - Original price £94.99
    Original price
    £94.99
    £94.99 - £94.99
    Current price £94.99

    GameMax 1050W GM1050 PSU, Semi-Modular, 14cm Silent Fan, 80+ Silver, Black Mesh Cables

    GAMEMAX

     GM1050 1050W 80Plus Silver Semi-Modular Power Supply   GameMax Semi-Modular Series is a semi-Modular PSU with a compact and quiet engineering, wit...

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    Original price £94.99 - Original price £94.99
    Original price
    £94.99
    £94.99 - £94.99
    Current price £94.99
  • Be Quiet! 850W Pure Power 12 M PSU, Fully Modular, Rifle Bearing Fan, 80+ Gold, ATX 3.0, PCIe 5.0, Dual Rail-Power Supplies-Gigante Computers
    Original price £132.99 - Original price £132.99
    Original price
    £132.99
    £132.99 - £132.99
    Current price £132.99

    Be Quiet! 850W Pure Power 12 M PSU, Fully Modular, Rifle Bearing Fan, 80+ Gold, ATX 3.0, PCIe 5.0, Dual Rail

    BEQUIET

    Pure Power 12 M 850W is ATX 3.0 compliant and PCIe 5.0 compatible and offers peerless dependability with best-in-class features. Pure P...

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    Original price £132.99 - Original price £132.99
    Original price
    £132.99
    £132.99 - £132.99
    Current price £132.99
  • ANTEC Cuprum Strike CSK750H 750W PSU, 120mm Silent Fan, 80 PLUS Bronze, Semi Modular, UK Plug, Flat Black Cables, CircuitShield Industrial-Grade Protections-Power Supplies-Gigante Computers
    ANTEC Cuprum Strike CSK750H 750W PSU, 120mm Silent Fan, 80 PLUS Bronze, Semi Modular, UK Plug, Flat Black Cables, CircuitShield Industrial-Grade Protections-Power Supplies-Gigante Computers
    Original price £76.99 - Original price £76.99
    Original price
    £76.99
    £76.99 - £76.99
    Current price £76.99

    ANTEC Cuprum Strike CSK750H 750W PSU, 120mm Silent Fan, 80 PLUS Bronze, Semi Modular, UK Plug, Flat Black Cables, CircuitShield Industrial-Grade Protections

    ANTEC

    Wattage: 750W Size: ATX Modular: Semi SATA Connections: 8 Certification: Bronze CUPRUM STRIKECSK750H SEMI-MODULAR- 80 PLUS Bronze- Antec Quality 3...

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    Original price £76.99 - Original price £76.99
    Original price
    £76.99
    £76.99 - £76.99
    Current price £76.99
  • Cooler Master MWE Gold V2 750W 120mm HDB Fan 80 PLUS Gold Fully Modular PSU-PSUs-Gigante Computers
    Cooler Master MWE Gold V2 750W 120mm HDB Fan 80 PLUS Gold Fully Modular PSU-PSUs-Gigante Computers
    Original price £123.99 - Original price £123.99
    Original price
    £123.99
    £123.99 - £123.99
    Current price £123.99

    Cooler Master MWE Gold V2 750W 120mm HDB Fan 80 PLUS Gold Fully Modular PSU

    COOLER MASTER

    Cooler Master MWE Gold V2 750W 120mm HDB Fan 80 PLUS Gold Fully Modular PSU MWE GOLD 750 - V2 FULL MODULAR FULL MODULAR 80 PLUS GOLD ATX POWER SUP...

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    Original price £123.99 - Original price £123.99
    Original price
    £123.99
    £123.99 - £123.99
    Current price £123.99
  • 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
    Original price £51.99 - Original price £51.99
    Original price
    £51.99
    £51.99 - £51.99
    Current price £51.99

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

    COOLER MASTER

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

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    Original price £51.99 - Original price £51.99
    Original price
    £51.99
    £51.99 - £51.99
    Current price £51.99
  • 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
    Original price £47.99 - Original price £47.99
    Original price
    £47.99
    £47.99 - £47.99
    Current price £47.99

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

    COOLER MASTER

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

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    Original price £47.99 - Original price £47.99
    Original price
    £47.99
    £47.99 - £47.99
    Current price £47.99
  • GameMax 750W RPG Rampage Fully Modular PSU, 80+ Bronze, Flat Black Cables, Power Lead Not Included-Power Supplies-Gigante Computers
    Original price £56.99 - Original price £56.99
    Original price
    £56.99
    £56.99 - £56.99
    Current price £56.99

    GameMax 750W RPG Rampage Fully Modular PSU, 80+ Bronze, Flat Black Cables, Power Lead Not Included

    GAMEMAX

    Building on the success of the GameMax RPG Rampage 750W and 850W semi-modular 80 Plus Bronze power supplies, GameMax have upgraded both...

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    Original price £56.99 - Original price £56.99
    Original price
    £56.99
    £56.99 - £56.99
    Current price £56.99
  • GameMax 750W Pro RGB PSU, Fully Modular, 14cm ARGB Fan, 80+ Gold, RGB Controller (25 Modes), Power Lead Not Included-Power Supplies-Gigante Computers
    Original price £78.99 - Original price £78.99
    Original price
    £78.99
    £78.99 - £78.99
    Current price £78.99

    GameMax 750W Pro RGB PSU, Fully Modular, 14cm ARGB Fan, 80+ Gold, RGB Controller (25 Modes), Power Lead Not Included

    GAMEMAX

    Introducing the RGB 750W Gold-GameMax Premium Edition. This intelligent fully modular unit delivers 750 watts of clean, continuous and sta...

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    Original price £78.99 - Original price £78.99
    Original price
    £78.99
    £78.99 - £78.99
    Current price £78.99
  • Antec Bronze Power Supply, CSK 650W 80+ Bronze Certified PSU, Continuous Power with 120mm Silent Cooling Fan, ATX 12V 2.31 / EPS 12V, Bronze Power Supply-Power Supplies-Gigante Computers
    Antec Bronze Power Supply, CSK 650W 80+ Bronze Certified PSU, Continuous Power with 120mm Silent Cooling Fan, ATX 12V 2.31 / EPS 12V, Bronze Power Supply-Power Supplies-Gigante Computers
    Original price £61.99 - Original price £61.99
    Original price
    £61.99
    £61.99 - £61.99
    Current price £61.99

    Antec Bronze Power Supply, CSK 650W 80+ Bronze Certified PSU, Continuous Power with 120mm Silent Cooling Fan, ATX 12V 2.31 / EPS 12V, Bronze Power Supply

    ANTEC

    Wattage: 650W Size/Version: ATX Modular: Fully SATA Connections: 7 Certification: Bronze Antec CSK Bronze 650W Power SupplyTrust the Premium Brand...

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    Original price £61.99 - Original price £61.99
    Original price
    £61.99
    £61.99 - £61.99
    Current price £61.99
  • DeepCool LS320 All In One Liquid CPU Cooler, ARGB LED Lighting, 120mm PWM Fan, 120mm Radiator, Intel/AMD-Power Supplies-Gigante Computers
    DeepCool LS320 All In One Liquid CPU Cooler, ARGB LED Lighting, 120mm PWM Fan, 120mm Radiator, Intel/AMD-Power Supplies-Gigante Computers
    Original price £67.99 - Original price £67.99
    Original price
    £67.99
    £67.99 - £67.99
    Current price £67.99

    DeepCool LS320 All In One Liquid CPU Cooler, ARGB LED Lighting, 120mm PWM Fan, 120mm Radiator, Intel/AMD

    DEEPCOOL

    Product Type: Fan Fan Size: 120mm Max Fan Speed: 2250RPM Fan Colour: Black LED Colour: RGB Connections: 4-Pin PWM The DeepCool LS320 premium liqui...

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    Original price £67.99 - Original price £67.99
    Original price
    £67.99
    £67.99 - £67.99
    Current price £67.99
  • 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
    Original price £389.99 - Original price £389.99
    Original price
    £389.99
    £389.99 - £389.99
    Current price £389.99

    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

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

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    Original price £389.99 - Original price £389.99
    Original price
    £389.99
    £389.99 - £389.99
    Current price £389.99
  • GAMEMAX GX-850W Pro Modular 80 Plus Gold ATX3.0 PCIe 5.0 White Power Supply With 135mm FDB Fan-Power Supplies-Gigante Computers
    GAMEMAX GX-850W Pro Modular 80 Plus Gold ATX3.0 PCIe 5.0 White Power Supply With 135mm FDB Fan-Power Supplies-Gigante Computers
    Original price £115.99 - Original price £115.99
    Original price
    £115.99
    £115.99 - £115.99
    Current price £115.99

    GAMEMAX GX-850W Pro Modular 80 Plus Gold ATX3.0 PCIe 5.0 White Power Supply With 135mm FDB Fan

    GAMEMAX

    Wattage: Size/Version: Modular: SATA Connections: Certification: The GX-850 Pro partners high-end cooling together with premium components to...

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    Original price £115.99 - Original price £115.99
    Original price
    £115.99
    £115.99 - £115.99
    Current price £115.99
  • 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
    Original price £207.99 - Original price £207.99
    Original price
    £207.99
    £207.99 - £207.99
    Current price £207.99

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

    COOLER MASTER

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

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    Original price £207.99 - Original price £207.99
    Original price
    £207.99
    £207.99 - £207.99
    Current price £207.99
  • Cooler Master XG850 Plus Platinum Power Supply Unit (UK) - 80 Plus Platinum (+92% Efficiency) 850W, Fully Modular, Real-Time Display, 100% Japanese Capacitors, 135mm FDB ARGB Fan, Black-Power Supplies-Gigante Computers
    Cooler Master XG850 Plus Platinum Power Supply Unit (UK) - 80 Plus Platinum (+92% Efficiency) 850W, Fully Modular, Real-Time Display, 100% Japanese Capacitors, 135mm FDB ARGB Fan, Black-Power Supplies-Gigante Computers
    Original price £119.99 - Original price £119.99
    Original price
    £119.99
    £119.99 - £119.99
    Current price £119.99

    Cooler Master XG850 Plus Platinum Power Supply Unit (UK) - 80 Plus Platinum (+92% Efficiency) 850W, Fully Modular, Real-Time Display, 100% Japanese Capacitors, 135mm FDB ARGB Fan, Black

    COOLER MASTER

    Wattage: 850W Size/Version: ATX Modular: Fully SATA Connections: 12 Certification: Platinum Original is EverythingCooler Master keeps searching fo...

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    Original price £119.99 - Original price £119.99
    Original price
    £119.99
    £119.99 - £119.99
    Current price £119.99
  • Antec 850W NeoECO NE850GM PSU, Fully Modular, FDM Fan, 80+ Gold, ATX 3.0, PCIe 5.0, Zero RPM Manager, Compact Design-Power Supplies-Gigante Computers
    Original price £146.99 - Original price £146.99
    Original price
    £146.99
    £146.99 - £146.99
    Current price £146.99

    Antec 850W NeoECO NE850GM PSU, Fully Modular, FDM Fan, 80+ Gold, ATX 3.0, PCIe 5.0, Zero RPM Manager, Compact Design

    ANTEC

    Introducing our NE850G M ATX3.0 power supply, designed with the ultimate performance and stability in mind for the gaming and enthusias...

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    Original price £146.99 - Original price £146.99
    Original price
    £146.99
    £146.99 - £146.99
    Current price £146.99
  • Antec 1300W NeoECO NE1300GM PSU, Fully Modular, FDM Fan, 80+ Gold, ATX 3.0, PCIe 5.0, Zero RPM Manager, Compact Design-Power Supplies-Gigante Computers
    Original price £199.99 - Original price £199.99
    Original price
    £199.99
    £199.99 - £199.99
    Current price £199.99

    Antec 1300W NeoECO NE1300GM PSU, Fully Modular, FDM Fan, 80+ Gold, ATX 3.0, PCIe 5.0, Zero RPM Manager, Compact Design

    ANTEC

    Introducing our NE1300G M ATX3.0 power supply, designed with the ultimate performance and stability in mind for the gaming and enthusia...

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    Original price £199.99 - Original price £199.99
    Original price
    £199.99
    £199.99 - £199.99
    Current price £199.99
  • Antec 1000W NeoECO NE1000GM PSU, Fully Modular, FDM Fan, 80+ Gold, ATX 3.0, PCIe 5.0, Zero RPM Manager, Compact Design-Power Supplies-Gigante Computers
    Original price £153.99 - Original price £153.99
    Original price
    £153.99
    £153.99 - £153.99
    Current price £153.99

    Antec 1000W NeoECO NE1000GM PSU, Fully Modular, FDM Fan, 80+ Gold, ATX 3.0, PCIe 5.0, Zero RPM Manager, Compact Design

    ANTEC

    Introducing our NE1000G M ATX3.0 power supply, designed with the ultimate performance and stability in mind for the gaming and enthusia...

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    Original price £153.99 - Original price £153.99
    Original price
    £153.99
    £153.99 - £153.99
    Current price £153.99
  • GameMax 750W GX750W PSU, Fully Modular, 80+ Gold, 12cm FDB Fan, Power Lead Not Included-Power Supplies-Gigante Computers
    Sold out
    Original price £81.99 - Original price £81.99
    Original price
    £81.99
    £81.99 - £81.99
    Current price £81.99

    GameMax 750W GX750W PSU, Fully Modular, 80+ Gold, 12cm FDB Fan, Power Lead Not Included

    GAMEMAX

    Introducing a new series of GameMax power supply the GX-750 with its 80 PLUS Gold certification brings unbeatable power and a superior ...

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    Original price £81.99 - Original price £81.99
    Original price
    £81.99
    £81.99 - £81.99
    Current price £81.99
    Sold out
  • 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
    Original price £218.99 - Original price £218.99
    Original price
    £218.99
    £218.99 - £218.99
    Current price £218.99

    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

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

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    Original price £218.99 - Original price £218.99
    Original price
    £218.99
    £218.99 - £218.99
    Current price £218.99
  • 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
    Original price £109.99 - Original price £109.99
    Original price
    £109.99
    £109.99 - £109.99
    Current price £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

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

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    Original price £109.99 - Original price £109.99
    Original price
    £109.99
    £109.99 - £109.99
    Current price £109.99
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