114 products found
Up to 800 Watts - Product Filter
     
Corsair RMx 750w 80 Plus Gold Modular Power Supply (CP-9020179-UK)

CORSAIR RM750x series power supplies are built with the highest quality components to deliver 80 PLUS Gold efficient...

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Corsair RMx 750w 80 Plus Gold Modular Power Supply (CP-9020179-UK)
 

10+ In stock

£124.99

(1)
Corsair Builder Series CX 750W Modular '80 Plus Bronze'...

CX Series™ Modular power supply units are an excellent choice for basic system builds and upgrades, offering high...

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Corsair Builder Series CX 750W Modular '80 Plus Bronze' Power Supply (CP-9020061-UK)
 

12 In stock

£99.95

(4)
be quiet! Pure Power 11 600W 80 Plus Gold Modular Power Supply

Pure Power 11 600W CM offers peerless dependability and best-in-class features.

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be quiet! Pure Power 11 600W 80 Plus Gold Modular Power Supply
 

20+ In stock

£82.99

Seasonic Focus Plus 750W 80 Plus Gold Modular Power Supply

If you are looking for your next compact system build ideas the FOCUS+ Gold 750 watt power supplies may be the ideal...

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Seasonic Focus Plus 750W 80 Plus Gold Modular Power Supply
 

10+ In stock

£104.99

Kolink KL-600M 600W 80 Plus Bronze Modular Power Supply

The Kolink KL Modular series are 80 Plus Bronze certified semi modular power supply units aimed at the budget system...

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Kolink KL-600M 600W 80 Plus Bronze Modular Power Supply
 

50+ In stock

£49.99

Kolink KL-700M 700W 80 Plus Bronze Modular Power Supply

The Kolink KL Modular series are 80 Plus Bronze certified semi modular power supply units aimed at the budget system...

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Kolink KL-700M 700W 80 Plus Bronze Modular Power Supply
 

20+ In stock

£58.99

(2)
Antec EarthWatts Gold Pro 650W 80 Plus Gold Modular Power Supply

Get the power you need, save money and help protect the environment with Antec’s EarthWatts GOLD PRO!

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Antec EarthWatts Gold Pro 650W 80 Plus Gold Modular Power Supply
 

4 In stock

£79.99

be quiet! Pure Power 10 600W CM 80 Plus Silver Modular Power Supply

Exceptionally Quiet - Superior Reliability and Great Value - Pure Power 10 offers 80PLUS® Silver efficiency and a...

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be quiet! Pure Power 10 600W CM 80 Plus Silver Modular Power Supply
 

11 In stock

£88.99

Seasonic Prime Ultra Gold 750W 80 Plus Gold Modular Power Supply

Its ultra-high efficiency and outstanding performance are the fine results of Seasonic’s continuous commitment to...

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Seasonic Prime Ultra Gold 750W 80 Plus Gold Modular Power Supply
 

1 In stock

£144.95

Corsair TX650M 650W 80 Plus Gold Semi Modular Power Supply (CP-9...

CORSAIR TX-M Series, TX650M, 650 Watt (650W), Active PFC, 80 PLUS Gold Certified, Semi-Modular, 4th Generation Intel...

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Corsair TX650M 650W 80 Plus Gold Semi Modular Power Supply (CP-9020132-UK)
 

20+ In stock

£98.99

Seasonic Prime Ultra Platinum 750W 80 Plus Platinum Modular Power...

Its ultra-high efficiency and outstanding performance are the fine results of Seasonic’s continuous commitment to...

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Seasonic Prime Ultra Platinum 750W 80 Plus Platinum Modular Power Supply
 

10+ In stock

£169.99

Seasonic Focus SGX 650W 80 Plus Gold Modular SFX Power Supply

The long-awaited new line of Seasonic's FOCUS SGX is versatile in its application and powerful with a small footprint.

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Seasonic Focus SGX 650W 80 Plus Gold Modular SFX Power Supply
 

5 In stock

£129.95

Seasonic Focus Plus 650W 80 Plus Gold Modular Power Supply

If you are looking for your next compact system build ideas the FOCUS+ Gold 650 watt power supplies may be the ideal...

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Seasonic Focus Plus 650W 80 Plus Gold Modular Power Supply
 

20+ In stock

£94.99

-18%
Super Flower Leadex Platinum 550W Fully Modular "80 Plus Platinu...

Super Flower, one of the worlds leading power supply manufacturers have unleashed a full Leadex Platinum range, all...

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Super Flower Leadex Platinum 550W Fully Modular "80 Plus Platinum" Power Supply - Black
 

20+ In stock

Was: £106.99 £86.99

(1)
Seasonic Focus Plus 550W 80 Plus Gold Modular Power Supply

If you are looking for your next compact system build ideas the FOCUS+ Gold 550 watt power supplies may be the ideal...

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Seasonic Focus Plus 550W 80 Plus Gold Modular Power Supply
 

Out of stock

£82.99

Corsair Professional Series HX 750W '80 Plus Platinum'...

Corsair HX Series, HX750, 750 Watt (750W), Active PFC, 80 PLUS Platinum Certified, Fully Modular, 4th Generation...

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Corsair Professional Series HX 750W '80 Plus Platinum' Modular Power Supply (CP-9020137-UK )
 

4 In stock

£159.95

Corsair HX750i 750W '80 Plus Platinum Digital Modular Power...

HXi Series power supplies give you extremely tight voltage control, virtually silent operation, and a fully modular...

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Corsair HX750i 750W '80 Plus Platinum Digital Modular Power Supply (CP-9020072-UK)
 

10+ In stock

£174.95

(3)
Kolink Core Series 600W 80 Plus Certified Power Supply

80-Watt power supply with 600 watt power and two 6 + 2-pin PCI Express connectors

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Kolink Core Series 600W 80 Plus Certified Power Supply
 

7 In stock

£38.99

Seasonic Focus Plus 550W 80 Plus Platinum Modular Power Supply

The fully modular FOCUS+ Platinum 550 watt unit is based on the DC to DC Converter Design and its electric...

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Seasonic Focus Plus 550W 80 Plus Platinum Modular Power Supply
 

20+ In stock

£96.95

Kolink Core Series 700W 80 Plus Certified Power Supply

Extremely affordable 80 Plus power supply with 700 watt power and 4 x 6 + 2 pin PCI Express connectors

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Kolink Core Series 700W 80 Plus Certified Power Supply
 

50+ In stock

£42.95

Corsair CX-M Series 550W 80 Plus Bronze Semi Modular Power Suppl...

CX Series™ Modular power supply units are an excellent choice for basic system builds and desktop PC computer...

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Corsair CX-M Series 550W 80 Plus Bronze Semi Modular Power Supply (CP-9020102-UK)
 

14 In stock

£73.99

Corsair RMx 650w 80 Plus Gold Modular Power Supply (CP-9020178-UK)

CORSAIR RM650x series power supplies are built with the highest quality components to deliver 80 PLUS Gold efficient...

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Corsair RMx 650w 80 Plus Gold Modular Power Supply (CP-9020178-UK)
 

10+ In stock

£109.99

be quiet! Pure Power 11 700W 80 Plus Gold Modular Power Supply

Pure Power 11 700W CM offers peerless dependability and best-in-class features.

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be quiet! Pure Power 11 700W 80 Plus Gold Modular Power Supply
 

9 In stock

£96.95

Corsair SF Series 600W 80 Plus Platinum Modular SFX Power Supply...

CORSAIR SF Series SFX power supplies offer all the performance of an elite 80 PLUS Platinum efficient PSU in a small...

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Corsair SF Series 600W 80 Plus Platinum Modular SFX Power Supply (CP-9020182-UK)
 

10+ In stock

£124.99

(1)

PSU up to 800 Watts

Power Supplies - The heart of every computer. Often overlooked and not given much thought when purchased, the power supply is one of the most important parts of your PC. Overclockers UK know that buying a reliable and good quality PSU is the key to a stable PC, which is why we offer a vast range of units from leading manufacturers such as SuperFlower, Seasonic, Cougar, EVGA, Corsair and be quiet!

In this section you will find all our PSU units with a wattage between 501W and 800W. These units are aimed at systems with at least one dedicated graphics card, with some of the higher wattage units supporting SLI or Crossfire setups, and will leave some room for overclocking your hardware too. This wattage range is the most popular at OcUK, with efficiencies up to 80+ Platinum available from a variety of manufacturers, such as the popular SuperFlower Leadex series.

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