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850w Power Supply Units

Discover our extensive 850w Power Supply Units collection which offers high quality at affordable prices. Shop now and enjoy FREE delivery.

97 products found   
Save £51.14
850w Power Supply Units | Corsair RM850 power supply unit 850 W 24-pin ATX ATX White
SKU: 286195CP-9020232-UK

Corsair RM850 power supply unit 850 W 24-pin ATX ATX White

  • deliver consistent 80 PLUS Gold efficient power to your PC
  • A 140mm rifle bearing fan with a specially calculated fan curve ensures that fan noise is kept to a minimum, even at full load
  • With upwards of 90% peak efficiency, RM produces less noise and less heat, which means less time worrying and more time gaming

£133.85
£184.99

In Stock|   FREE UK Delivery
Save £74.15
850w Power Supply Units | be quiet! Dark Power 13 power supply unit 850 W 20+4 pin ATX ATX Black
SKU: 331535BN334

be quiet! Dark Power 13 power supply unit 850 W 20+4 pin ATX ATX Black

  • 80 PLUS Titanium efficiency (up to 95.4%)
  • ATX 3.0 PSU with full support for PCIe 5.0 GPUs and GPUs with 6+2 pin connector
  • Improved frameless Silent Wings fan for virtually inaudible operation
  • Full-mesh front with funnel shape air inlet upholds the high air circulation abilities
  • Overclocking key switches between four 12V rails and one massive 12V rail

£198.51
£272.66

In Stock|   FREE UK Delivery
Save £28.81
850w Power Supply Units | be quiet! Pure Power 12 M power supply unit 850 W 20+4 pin ATX ATX
SKU: 332375BN344

be quiet! Pure Power 12 M power supply unit 850 W 20+4 pin ATX ATX Black

  • 80 PLUS® Gold efficiency (up to 93.2%)
  • ATX 3.0 PSU with full support for PCIe 5.0 GPUs and GPUs with 6+2 pin connectors
  • Exceptionally silent 120mm be quiet! fan
  • Advanced stability and voltage regulation thanks to LLC technology
  • 2 strong 12V-rails

£123.18
£151.99

In Stock|   FREE UK Delivery
Save £54.13
850w Power Supply Units | MSI MPG A850G PCIE5 power supply unit 850 W 24-pin ATX ATX Black
MSIPSU
SKU: 329162MPG A850G PCIE5

MSI MPG A850G PCIE5 power supply unit 850 W 24-pin ATX ATX Black

  • Supports the NVIDIA next-gen graphics cards
  • Full modular design
  • Flat cable equipment
  • 80 Plus Gold certified for high efficiency
  • 100% all Japanese 105oC capacitor

£138.50
£192.63

In Stock|   FREE UK Delivery
Save £32.82
850w Power Supply Units | GIGABYTE UD850GM PG5 V2 Power Supply Unit PCIe Gen 5.0, 80 PLUS Gold,
SKU: 333030GP-UD850GM PG5 V2

GIGABYTE UD850GM PG5 V2 Power Supply Unit- PCIe Gen 5.0, 80 PLUS Gold, Fully Modular Design, 120mm Fan, ATX 3.0 compatible, EU Plug

  • Ultra Durable
  • Main Japanese capacitors
  • Enhanced thermal solution
  • 120mm smart hydraulic bearing (HYB) fan
  • OVP/OPP/SCP/UVP/OCP/OTP protection

£100.17
£132.99

In Stock|   FREE UK Delivery
Save £44.43
850w Power Supply Units | Corsair RM850x SHIFT power supply unit 850 W 24-pin ATX ATX Black
SKU: 332566CP-9020252-UK

Corsair RM850x SHIFT power supply unit 850 W 24-pin ATX ATX Black

  • Corsair Rmx Shift Series Fully Modular Power Supplies Boast A Revolutionary Side Cable Interface To Keep All Your Connections Within Easy Reach, For Exceptionally Convenient 80 Plus Gold Efficient Power
  • Innovative Easy-Access Connection Position
  • Fully Modular Micro-Fit Psu Connectors:&Nbsp
  • 140Mm Fluid Dynamic Bearing Fan
  • Intel ATX 3.0 Certified:&Nbsp

£150.91
£195.34

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Save £56.06
850w Power Supply Units | ASUS TUF Gaming 850W Gold power supply unit 24-pin ATX ATX Black
AsusPSU
SKU: 33219990YE00S2-B0NA00

ASUS TUF Gaming 850W Gold power supply unit 24-pin ATX ATX Black

  • Capacitors and chokes pass demanding tests to achieve Military-grade Certification
  • Dual ball fan bearings can last up to twice as long as sleeve bearing designs
  • A protective PCB coating protects against moisture, dust, and extreme temperatures
  • An 80 Plus Gold Certification is the result of Japanese capacitors and other premium components
  • Axial-tech fan design features a smaller fan hub that facilitates longer blades and a barrier ring that increases downward air pressure

£141.64
£197.70

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Save £83.88
850w Power Supply Units | ASUS ROG Loki SFX-L 850W Platinum White power supply unit 24-pin ATX
AsusPSU
SKU: 33265490YE00N2-B0NA00

ASUS ROG Loki SFX-L 850W Platinum White power supply unit 24-pin ATX

  • The Quietest Sfx-L Psu
  • Axial-Tech Cooling
  • Compact Form Factor
  • Pcie Gen 5.0 Ready
  • Future Ready

£222.11
£305.99

In Stock|   FREE UK Delivery
Save £43.13
850w Power Supply Units | be quiet! Power Zone 2 850W power supply unit 20+4 pin ATX ATX Black
SKU: 397396BP007

be quiet! Power Zone 2 850W power supply unit 20+4 pin ATX ATX Black

  • 80 PLUS® Platinum and Cybenetics Platinum efficiency rating (up to 94.1%)
  • Semi-passive zero-RPM cooling
  • Fan runs on for 2-5 minutes to avoid frequent starting noise
  • Pure Wings 3 140mm fan for quiet and efficient cooling
  • 90° angled 12V-2x6 connector and PCIe 5.1/ATX 3.1 compatibility

£137.86
£180.99

In Stock|   FREE UK Delivery
Save £72.18
850w Power Supply Units | MSI MAG A850GL PCIE5 power supply unit 850 W 20+4 pin ATX ATX Black
MSIPSU
SKU: 340889MAG A850GL PCIE5

MSI MAG A850GL PCIE5 power supply unit 850 W 20+4 pin ATX ATX Black

  • ATX 3.0 compatible, native PCIe 5.0 connector
  • Supports NVIDIA® GeForce RTX™ 40 Series graphics cards
  • Full modular design,Flat cables
  • 80 Plus Gold certified for high efficiency
  • Active PFC design,Industrial level protection with OVP,OCP,OPP,OTP, SCP,UVP

£120.81
£192.99

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Save £79.98
850w Power Supply Units | ASUS AP-850G power supply unit 850 W 20+4 pin ATX ATX Black, White
AsusPSU
SKU: 39491790YE00U0-B0NA00

ASUS AP-850G power supply unit 850 W 20+4 pin ATX ATX Black, White

  • Dual ball fan bearings that can last up to twice as long as sleeve bearing designs
  • An 80 Plus gold certification is the result of low-ESR capacitors and other premium components
  • ATX 3.0 compatible: ASUS Prime Gold is compliant with ATX 3.0 guidelines and bundled with a 16-pin PCIe cable that is compatible with PCIe Gen 5.0 graphics cards

£106.01
£185.99

In Stock|   FREE UK Delivery
Save £34.70
850w Power Supply Units | Gamemax Rpg Rampage 850W Fully Modular 80 Plus Bronze Psu With 140Mm
SKU: 348528GMXRPG850FMOD

Gamemax Rpg Rampage 850W Fully Modular 80 Plus Bronze Psu With 140Mm Fdb Fan

  • 850W Rpg Rampage Semi Modular 80+ Bronze PsuThe Rampage Psu Range Is The Latest Psu Series To Be Launched By Gamemax. The Rampage Range Is Available In A Flexible A PFC Non-Modular (500W, 600W, 700W & 800W) And An A PFC Semi-Modular Power Supply (750W & 8
  • Key Semi-Modular ? The 850W Rampage Is The Second Power Supply To Be Added To The Rampage Series With A Semi-Modular Cable Management Design Ensuring Building Or Upgrading Is Made More Efficiently And Guaranteeing A Clean Looking PC.80 Plus Bronze CErtifi
  • Detailed Specifications
  • Dimensions: 150Mm X 87Mm X 160Mm (W X H X D)
  • Input Voltage: 200-240Vac

£68.29
£102.99

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Save £26.65
850w Power Supply Units | GIGABYTE UD850GM PG5W power supply unit 850 W 20+4 pin ATX ATX White
SKU: 353005GP-UD850GM PG5W

GIGABYTE UD850GM PG5W power supply unit 850 W 20+4 pin ATX ATX White

  • Ultra Durable
  • Main Japanese capacitors
  • Enhanced thermal solution
  • 120mm smart hydraulic bearing (HYB) fan
  • OVP/OPP/SCP/UVP/OCP/OTP protection

£116.85
£143.50

In Stock|   FREE UK Delivery
Save £40.99
850w Power Supply Units | Antec HIGH CURRENT GAMER HCG850 PRO P GB power supply unit 850 W 20+4
SKU: 3813980-761345-20008-0

Antec HIGH CURRENT GAMER HCG850 PRO P GB power supply unit 850 W 20+4 pin ATX ATX Black

  • Hcg850 Pro Platinum ATX 3.1: For The Ultimate Gamer: Presenting Our High Current Gamer Pro Platinum ATX3.1 Power Supplies, Designed With The Ultimate Quality And Stability In Mind For Gamers And Enthusiasts. With The Ground-Breaking Like ATX 3.1, PCIe 5.
  • Atx 3.1 & PCIe 5.1 Compatible: Our New Hcg Pro Platinum ATX3.1 Power Supplies Are Formally Certified For ATX 3.1 Compliance, Meeting The High Standards For Reliability And Power Efficiency, And Ensuring The Utmost Level Of Quality And Performance.: The In
  • 100% High-Quality Jp Capacitors: Equipped With 100% High-Quality Jp Capacitors, Hcg Pro Platinum ATX3.1 AChieves Unprecedented Tight Voltage Regulation And Minimal Ripple And Noise, Maximizing Your System's Performance.:
  • Phasewave Design: Introducing Our Phasewave Design, With Server-Class Full-Bridge Llc Design Featuring Synchronous Rectification Based On A Dc-Dc Topology, Ensuring Unparalleled Power Delivery Efficiency And Stability For Your Gigs.:
  • 10-Year Warranty: Pushing The Standard For Excellence With The Full-Suite Industrial Protections, Backed By A 10-Year Warranty Duly Committed By Antec.:

£151.20
£192.19

In Stock|   FREE UK Delivery
Save £77.46
850w Power Supply Units | Asrock 850W Steel Legend SL850G PSU, Fully Modular, 80+ Gold,
SKU: 39606790-UXS085-GFGAAA

Asrock 850W Steel Legend SL-850G PSU, Fully Modular, 80+ Gold, Cybenetics Platinum & Lambda A+, ATX 3.1, PCIe 5.1

  • Asrock Steel Legend Fully Modular, 80+ Gold Psu
  • Icool Mode On
  • Icool Mode Off
  • 80 Plus Gold Certified
  • Cybenetics Platinum And Lambda A+ Certified

£129.53
£206.99

In Stock|   FREE UK Delivery
97 products found