Top 9 850W Power Supply UK – Power Supplies

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1. Cooler Master

5 Year Warranty, Cooler Master MWE 850 Gold V2 Fully Modular PSU UK Plug, 120mm HDB Fan, Flat Black Cabling, High-Temperature Threshold, 80 PLUS Gold 850W Power Supply Unit

Cooler Master - 80 plus gold - 90% efficiency under typical loading makes 80 PLUS Gold ideal for PC gaming systems with high energy demands - saving on utility costs and improving overall performance by reducing heat accumulation due to inefficient energy conversion.

High-temperature resilience - the mwe gold v2 comes with a higher temperature threshold of 50°C the original was 45°C making it a wise choice for overclocking or real-timein-game 3-D rendering on powerful GPU's or dedicated graphics cards. Flexibile & reliable - the mwe 550 gold v2 includes 2 eps connectors for universal motherboard compatibility and a broad array of connectors ATX 24 Pin x 1, EPS 8-Pin x 1, EPS 44 Pin x 1, Peripheral 4-Pin x 4, SATA x 8, PCI-e 62 x 2 - 5 year warranty.

Fully modular flat black cabling - Complete cable management enables sophisticated case build aesthetics and improves internal ventilation by eliminating unnecessary cabling that wastes space and restricts internal airflow thereby gathering dust. Responsive hdb fan - the 120 mm hydro-dynamic bearing HDB fan employs temperature-responsive fan-speed control, thereby saving system power and reducing unnecessary noise during low-demand periods.
BrandCooler Master
ManufacturerCooler Master Europe B.V.
Height8.6 cm (3.39 Inches)
Length16 cm (6.3 Inches)
Weight1.86 kg (4.09 Pounds)
Width15 cm (5.91 Inches)
Part NumberMPE-8501-AFAAG-UK
Warranty5 years

2. Corsair

Extremely Fast Wake-from-Sleep UK, Black, Reliabile Japanese Capacitors, Corsair RM850x 80 PLUS Gold Fully Modular ATX 850 Watt Power Supply 135 mm Magnetic Levitation Fan, Wide Compatibility

Corsair - 100% all japanese 105°c capacitors: Premium internal components ensure unwavering power delivery and long-term reliability. Modern standby compatible: Extremely fast wake-from-sleep times and better low-load efficiency.

135mm magnetic levitation fan: Utilises a magnetic levitation bearing and custom engineered rotors for high performance, low noise, and superior reliability. 83 plus gold certified: high efficiency operation for lower power consumption, less noise, and cooler temperatures. Eps12v connector: for wide compatibility with modern graphics cards and motherboards. Fully modular: only connect the cables your system needs, making clean and tidy builds easier.
Height8.6 cm (3.39 Inches)
Length16 cm (6.3 Inches)
Weight1.7 kg (3.75 Pounds)
Width15 cm (5.91 Inches)
Part NumberCP-9020200-UK
Warranty10 year manufacturer

3. Corsair

105°C-Rated Capacitors, 80 PLUS Gold Efficiency, Modern Standby Support Black, Corsair RM850e Fully Modular Low-Noise ATX Power Supply Dual EPS12V Connectors

Corsair - Dual 8-pin eps12v connectors: For wide compatibility with modern graphics cards and motherboards. Modern standby compatible: Extremely fast wake-from-sleep times and better low-load efficiency. 105°c-rated capacitors: Delivers steady, reliable power and dependable electrical performance. Keeps quiet: a 120mm rifle bearing fan with a specially calculated fan curve keeps fan noise down, even when operating at full load. Fully modular psu: reliable and efficient low-noise power supply with fully modular cabling, so you only have to connect the cables your system build needs.
Height8.6 cm (3.39 Inches)
Length15 cm (5.91 Inches)
Weight1.52 kg (3.35 Pounds)
Width14 cm (5.51 Inches)
Part NumberCP-9020249-UK
Warranty7 year manufacturer


ARESGAME Power Supply 850W Fully Modular 80Plus Gold Certified PSU

ARESGAME - Heavy-duty protections, including OVP/UVP/OPP/SCP/OCP. Dc-dc structure delivers very stable and continuous power output. 80 plus gold certified, with 90% efficiency or higher under typical loads. Silent and durable 140mm fan. Atx gaming power supply 850w, Fully modular.
Warranty10 YEARS

5. Unknown

80 PLUS Gold Certification, dual ball fan bearings, fully modular cables, 0dB technology, Axial-tech fan design, Power Supply ROG heatsinks, 10-year warranty, ASUS ROG Strix 850W White Edition PSU

Unknown - Axial-tech fan design features a smaller fan hub that facilitates longer blades and a barrier ring that increases downward air pressure.

White edition design include a white case, modular cables, stickers, and magnets. Fully modular cables keep your rig neat and tidy. 10-year warranty included. 0db technology lets you enjoy light gaming in relative silence. An 80 plus gold certification is the result of Japanese capacitors and other premium components. Dual ball fan bearings can last up to twice as long as sleeve bearing designs. Rog heatsinks cover critical components, delivering lower temperatures and reduced noise.
Height8.6 cm (3.39 Inches)
Length15 cm (5.91 Inches)
Weight1.8 kg (3.97 Pounds)
Width16 cm (6.3 Inches)
Part Number90YE00A4-B0NA00
Warranty2 year manufacturer

6. Gigabyte

80 Plus Gold Certified, Fully Modular Power Supply, Black, 850W, 120mm Smart Hydraulic Bearing HYB Fan, GIGABYTE P850GM V2

Gigabyte - 80 plus gold certified. Main Japanese capacitors. Fully modular design. 120mm smart hydraulic Bearing HYB Fan. Powerful single +12V rail.
Height8.6 cm (3.39 Inches)
Length15 cm (5.91 Inches)
Weight2.46 kg (5.42 Pounds)
Width14 cm (5.51 Inches)
Part NumberGP-P850GM-UK
ModelGP-P850GM-UK V2
Warranty5 year manufacturer

7. Gigabyte

Gigabyte GP-UD850GM 850W 80 Plus Gold Certified Fully Modular Power Supply

Gigabyte - 80 plus gold Certified. Fully Modular Design. Atx form Factor. Japanese Capacitors. 850w capactiy with Single +12V Rail.
Height8.59 cm (3.38 Inches)
Length14 cm (5.51 Inches)
Width15.14 cm (5.96 Inches)
Part NumberGP-UD850GM


ARESGAME 850W Power Supply Semi Modular 80+ Gold PSU

ARESGAME - Atx gaming power supply 850w, Semi-modular. Dc-dc structure provides very stable voltage output. Full protection: over voltage protectionovp, under Voltage ProtectionUVP, Over Power ProtectionOPPand Short Circuit ProtectionSCPOver Current ProtectionOCP. 80 plus gold certified & With 10 Years Warranty. Silent and durable 140mm fan.
Warranty10 year manufacture

9. GameMax

GameMax 850W Rampage Power Supply Power Cable inc., 14cm Cooling Fan, APFC, Japanese Tk Main Capacitor, Semi-Modular, Real Power Gaming | Black, 80 Plus Bronze, 88% Efficiency

GameMax - Power - the rampage range offers some real gaming power, with a single 12V rail for high compatibility and extreme high current output. 80 plus bronze certification - the rampage range are 80 Plus Bronze 230V certified achieving an efficiency of up to 88% at a load of 50%.

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. 14cm cooling fan - an ultra silent 14cm cooling fan ensures the Rampage delivers not only silent cooling but cooling that is effective guaranteeing a PSU that will run safely, smoothly and will last the distance.

The 80 plus 230v eu bronze efficiency enables your high end components to work to their full potential. Japanese tk main capacitor - with a Japanese TK main capacitor included in the Rampage delivers a reliable life expectancy and quality assurance.
Height8.7 cm (3.43 Inches)
Length16 cm (6.3 Inches)
Weight1.67 kg (3.68 Pounds)
Width15 cm (5.91 Inches)
Part NumberGMXRPG850MOD
Warranty2 Years Warranty