657 products found
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PrimoChill Primoflex Advanced Tubing 16/11 - Clear

PrimoChill PrimoFlex™ Advanced LRT™ 11,1 mm (7/16") / 15,9 mm (5/8") - Clear tube.

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Primochill Primoflex Advanced Tubing 16/11 - Clear
 

100+ In stock

£5.99

Mayhems X1 UV Oil Black Premixed Watercooling Fluid 1L

Mayhem’s are rapidly becoming the leading manufacturer of liquid cooling solutions in Europe. providing the water...

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Mayhems X1 UV Oil Black Premixed Watercooling Fluid 1L
 

16 In stock

£6.95

EK Water Blocks EK-RES X3 250 Reservoir

The RES X3 reservoir from EK CSQ design line is a refreshment towards new multioption reservoirs.

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EK Water Blocks EK-RES X3 250 Reservoir
 

12 In stock

£51.98

Mayhems Ultra Pure H2O 5Ltr

Mayhems Ultra Pure H20 5LTR Our Ultra Pure H20 is the cleanest, most pure water cooling fluid developed specifically...

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Mayhems Ultra Pure H2O 5Ltr
 

44 In stock

£12.95

XSPC 7/16" ID [16/11mm] High Flex Hose - Clear [1m Length]

This tubing is ideal for use with 7/16" watercooling systems and blocks.

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XSPC 7/16" ID [16/11mm] High Flex Hose - Clear [1m Length]
 

45 In stock

£2.99

(4)
PrimoChill Primoflex Advanced Tubing 13/10 - Clear

PrimoChill PrimoFlex™ Advanced LRT™ 9,5 mm (3/8") / 12,7 mm (1/2") - Crystal Clear tube.

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Primochill Primoflex Advanced Tubing 13/10 - Clear
 

47 In stock

£5.99

Mayhems Fine Silver Kill Coil

Mayhems Silver Coil is a Silver Coil made in the UK using the highest grade fine English Silver. Its is made with...

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Mayhems Fine Silver Kill Coil
 

43 In stock

£3.95

PrimoChill Primoflex Advanced Tubing 16/10 - Clear

PrimoChill PrimoFlex™ Advanced LRT™ 9,5 mm (3/8") / 15,9 mm (5/8") - Crystal Clear tube.

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Primochill Primoflex Advanced Tubing 16/10 - Clear
 

48 In stock

£5.99

Mayhems X1 Clear Premixed Watercooling Fluid 1L

Mayhem’s are rapidly becoming the leading manufacturer of liquid cooling solutions in Europe. providing the water...

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Mayhems X1 Clear Premixed Watercooling Fluid 1L
 

26 In stock

£6.95

(1)
Mayhems Ultra Pure H2O Watercooling Fluid 1L

Mayhem’s are rapidly becoming the leading manufacturer of liquid cooling solutions in Europe. providing the water...

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Mayhems Ultra Pure H2O Watercooling Fluid 1L
 

18 In stock

£4.99

Mayhems Pastel - Ice White Coolant 1L

Mayhem's Pastel Nano coolants have been in development for over 2 years now with cooperation between Ice Dragon...

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Mayhems Pastel - Ice White Coolant 1L
 

46 In stock

£12.95

(2)
Mayhems X1 UV Green Premixed Watercooling Fluid 1L

Mayhem’s are rapidly becoming the leading manufacturer of liquid cooling solutions in Europe. providing the water...

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Mayhems X1 UV Green Premixed Watercooling Fluid 1L
 

16 In stock

£6.95

Mayhems X1 Blood Red Coolant

Mayhem’s are rapidly becoming the leading manufacturer of liquid cooling solutions in Europe. providing the water...

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Mayhems X1 Blood Red Coolant
 

36 In stock

£6.95

(1)
EK Water Blocks EK-XRES 140 Revo D5 PWM (incl. pump)

EK-XRES 140 D5 PWM (incl. pump) is a High-Performance water cooling pump with integrated reservoir. This unit offers...

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EK Water Blocks EK-XRES 140 Revo D5 PWM (incl. pump)
 

10+ In stock

£112.99

(1)
Koolance Hose Clamp for OD 19mm (3/4in)

Reusable Hose Clamp for connecting 19mm (3/4") OD tubing to Koolance nozzle barbs.

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Koolance Hose Clamp for OD 19mm (3/4in)
 

23 In stock

£1.49

-16%
XSPC EX240 120mm Radiator - Black

The EX series combines the low profile design of our RS series radiators with the high performance of our award...

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XSPC EX240 120mm Radiator - Black
 

Out of stock

Was: £41.99 £34.99

(2)
Mayhems Pastel - Red Coolant 1L

Mayhem's Pastel Nano coolants have been in development for over 2 years now with cooperation between Ice Dragon...

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Mayhems Pastel - Red Coolant 1L
 

30 In stock

£12.95

EK Water Blocks EK-CoolStream XE 360 (Triple)

EK-CoolStream XE is a extreme-performance computer water-cooling radiator which combines EK's unique CSQ design with...

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EK Water Blocks EK-CoolStream XE 360 (Triple)
 

8 In stock

£83.99

EK Water Blocks EK-XTOP Revo D5 PWM - Plexi (incl. pump)

EK-XTOP Revo D5 PWM is a high-performance liquid cooling pump. This unit offers increased hydraulic performance (up...

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EK Water Blocks EK-XTOP Revo D5 PWM - Plexi (incl. pump)
 

20+ In stock

£89.99

Mayhems Biocide Extreme

Mayhems Biocide Extreme? is the Ultimate Steriliser for performance water cooling systems. It prevents contamination...

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Mayhems Biocide Extreme
 

16 In stock

£4.99

(1)
Mayhems X1 UV Red Premixed Watercooling Fluid 1L

Mayhem’s are rapidly becoming the leading manufacturer of liquid cooling solutions in Europe. providing the water...

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Mayhems X1 UV Red Premixed Watercooling Fluid 1L
 

17 In stock

£6.95

-7%
XSPC D5 Photon 170 Reservoir/Pump Combo

The D5 Photon Reservoir/Pump Combo combines the ultimate tube reservoir with the best pump available for PC water...

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XSPC D5 Photon 170 Reservoir/Pump Combo
 

7 In stock

Was: £129.95 £119.99

(2)
EK Water Blocks EK-CoolStream PE 360 (Triple)

EK-CoolStream PE is a high-performance computer water-cooling radiator which combines EK's unique CSQ design with...

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EK Water Blocks EK-CoolStream PE 360 (Triple)
 

8 In stock

£64.99

Mayhems X1 UV Blue Premixed Watercooling Fluid 1L

Mayhem’s are rapidly becoming the leading manufacturer of liquid cooling solutions in Europe. providing the water...

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Mayhems X1 UV Blue Premixed Watercooling Fluid 1L
 

33 In stock

£6.95

(1)
XSPC X2O 750 Dual Bayres/Pump (Black) V4

After nearly a year of development we are proud to release the latest version of our X2O 750 pump, the V4.

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XSPC X2O 750 Dual Bayres/Pump (Black) V4
 

5 In stock

£49.99

(3)
Mayhems Pastel - Sunset Yellow Coolant 1L

Mayhem's Pastel Nano coolants have been in development for over 2 years now with cooperation between Ice Dragon...

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Mayhems Pastel - Sunset Yellow Coolant 1L
 

6 In stock

£12.95

-7%
XSPC D5 Photon 270 Reservoir/Pump Combo

The D5 Photon Reservoir/Pump Combo combines the ultimate tube reservoir with the best pump available for PC water...

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XSPC D5 Photon 270 Reservoir/Pump Combo
 

10+ In stock

Was: £139.99 £129.95

(1)
EK Water Blocks EK-XRES 100 Revo D5 PWM (incl. pump)

EK-XRES 100 Revo D5 PWM is a High-Performance water cooling pump with integrated reservoir. This unit offers...

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EK Water Blocks EK-XRES 100 Revo D5 PWM (incl. pump)
 

9 In stock

£109.99

PrimoChill Primoflex Advanced Tubing 19/13 - Clear

PrimoChill PrimoFlex™ Advanced LRT™ 12,7 mm (1/2") / 19,1 mm (3/4") - Bloodshed Red (PFLEXA-34-R) tube.

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Primochill Primoflex Advanced Tubing 19/13 - Clear
 

5 In stock

£5.99

EK Water Blocks EK-CoolStream XE 240 (Double)

EK-CoolStream XE is a extreme-performance computer water-cooling radiator which combines EK's unique CSQ design with...

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EK Water Blocks EK-CoolStream XE 240 (Double)
 

10 In stock

£64.99

XSPC Heavy Duty Hose Cutter (0-25mm)

Heavy duty hose cutter for PVC and PETG tubing.

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XSPC Heavy Duty Hose Cutter (0-25mm)
 

22 In stock

£6.95

Mayhems Blitz Pro Cleaning System

Mayhems Blitz Pro Cleaning System is the most comprehensive cleaning kit ever released for liquid cooling computers

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Mayhems Blitz Pro Cleaning System
 

10 In stock

£24.95

-10%
XSPC EX360 120mm Radiator - Black

The EX series combines the low profile design of our RS series radiators with the high performance of our award...

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XSPC EX360 120mm Radiator - Black
 

5 In stock

Was: £49.99 £44.99

-16%
PrimoChill Primoflex Advanced Tubing 16/11 - Black

PrimoChill PrimoFlex™ Advanced LRT™ 11,1 mm (7/16") / 15,9 mm (5/8") - Onyx Black (PFLEXA-58-BK) tube.

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Primochill Primoflex Advanced Tubing 16/11 - Black
 

26 In stock

Was: £5.99 £4.99

Aqua Computer Temperature sensor internal/external thread G1/4

This temperature sensor has one G1 / 4 internal and external thread and is extremely space-saving, as it can be...

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Aqua Computer Temperature sensor internal/external thread G1/4
 

15 In stock

£9.98

XSPC D5 Vario (Body + Screwring)

The D5 Vario is the ultimate pump for PC water-cooling. It features exceptional performance and unrivalled reliability.

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XSPC D5 Vario (Body + Screwring)
 

Out of stock

£69.95

Koolance Hose Clamp for OD 13mm (1/2in)

Reusable Hose Clamp for connecting 13mm (1/2") OD tubing to Koolance nozzle barbs.

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Koolance Hose Clamp for OD 13mm (1/2in)
 

27 In stock

£1.10

XSPC D5 Dual Bay Reservoir/Pump Combo V2

The worlds best watercooling pump mounted to a high performance, stylish reservior. This is the ultimate choice for a...

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XSPC D5 Dual Bay Reservoir/Pump Combo V2
 

15 In stock

£89.99

(6)
Mayhems Ice Dragon Nano Fluid 1L

Developed through years of research and testing Ice Dragon cooling fluid is a state of the art nanofluid capable of...

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Mayhems Ice Dragon Nano Fluid 1L
 

10 In stock

£24.95

(2)
EK Water Blocks EK-Ekoolant EVO CLEAR (premix 1L)

EK-Ekoolant EVO is a brand new ready-to-use coolant, evolved from original EK-Ekoolant, designed specifically for...

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EK Water Blocks EK-Ekoolant EVO CLEAR (premix 1L)
 

18 In stock

£5.99

PrimoChill Primoflex Advanced Tubing 13/10 - Red 1m

PrimoChill PrimoFlex™ Advanced LRT™ 9,5 mm (3/8") / 12,7 mm (1/2") - Bloodshed Red tube.

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Primochill Primoflex Advanced Tubing 13/10 - Red 1m
 

26 In stock

£5.99

Magicool G2 Slim radiator 16 FPI - 360mm

With its compact design and excellent cooling performance, the Magicool radiators become top choice of water cooling...

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Magicool G2 Slim radiator 16 FPI - 360mm
 

Out of stock

£34.99

(1)
-12%
Aqua Computer Aquaero 5 LT USB Fan-Controller

The aquaero is an absolutely autonomous working microprocessor-controlled device with USB 2.0 interface. The LT...

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Aqua Computer Aquaero 5 LT USB Fan-Controller
 

12 In stock

Was: £56.99 £49.99

(2)
EK Water Blocks EK-UNI Pump Bracket (120mm FAN)

EK-UNI Pump Bracket is a mounting adapter for installation of EK-XTOP Revo D5 pump and EK-XRES Revo D5 to any 120mm...

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EK Water Blocks EK-UNI Pump Bracket (120mm FAN)
 

23 In stock

£5.99

     
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XSPC 360mm Radiator Gasket XSPC 360mm Radiator Gasket
ricky murton Review 24 Aug 2016 Nice piece of material to stop air leaks, I brought this for my radiator, its hugs the uneven surfaces nicely preventing air from escaping. The gasket comes with extra material that c... more...
XSPC D5 Dual Bay Reservoir/Pump Combo V2 XSPC D5 Dual Bay Reservoir/Pump Combo V2
Piotr Budzyński Review 3 Aug 2016 Works fine, nothing was leaking. Pump on 5 can be heard but nothing really intrusive, lower speed levels dead silent. No need for max speed unless you have really complicated loop anyway.... more...
Components

Components for Liquid Cooling Systems

Watercooling is a huge part of the enthusiast culture surrounding PC hardware. Modders and Gamers look to water cool their systems for aesthetics and silent computing. 

Overclockers UK has a huge range of watercooling products from the very best brands available including Bitspower, Primochill, EK Waterblocks and XSPC, enabling you to build your own custom water cooling loop. 

The Largest Range Of Premium Quality Water Cooling Components

  • Our range of Radiators covers all bases from low FPI, high airflow radiators that are optimised for silence, over to high FPI performance radiators designed for maximum cooling.
  • No watercooling system would be complete without a reservoir and we have them in all shapes and sizes. From bay reservoirs to tube and pump mounted solutions, we have you covered.
  • Our pump range lists the most popular and reliable units from Liang and other performance brands ensuring you have a trouble free and reliable experience with your watercooling solution.
  • We stock hundreds of CPU, GPU, Motherboard, Memory, and HDD water blocks. The vast choice will enable you to choose the perfect water blocks for your water cooling loop.
  • In addition to this we have a large range of addons and accessories in our watercooling catalogue, from specialised fittings to acrylic tubing, that will allow you to make your cooling system just how you want it.
  • Overclockers UK also carries a massive range of performance and specialist coolants from tier one brands such as Mayhems, where research and development lead to excellent products.

We Are Happy To Offer Advice Where Needed

We are serious when we say that we cater for all kinds of PC users, including those who are new to water cooling and we actually encourage the venture into this huge scene. If you are unsure of your requirements, our highly-trained sales team are more than happy to help. Just give us a call on 01782 444455 and we can get you well on your way to building your first custom water cooling solution.

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