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PC Water Cooling Reservoirs
Your pc water cooling reservoir capacity is an important variable in your liquid cooling system. The computer water cooling reservoir size determines the overall cooling capacity of your water cooled system. Increasing the reservoir size increases the amount of water in the system which allows for greater heat dissipation.

FrozenCPU carries the latest computer water cooling reservoirs from external reservoirs, passive reservoirs, internal reservoirs, bay reservoirs and reservoir accessories. We stocks the latest Bitspower reservoirs, Danger Den reservoirs, EK reservoirs, Innovatek reservoirs, Koolance reservoirs, Primochill reservoirs, Swiftech reservoirs, Tecnofront reservoirs, ThermalTake reservoir and XSPC reservoirs.


XSPC Dual 5.25" Bay Clear Reservoir - w/ D5 Variant Pump Installed
XSPC Dual 5.25" Bay Clear Reservoir - w/ D5 Variant Pump Installed Now you can get the XSPC D5 reservoir combo fully assembled with the Alphacool VPP655 Variable Speed Pump (based on chosen option). Plug and Play.. Ready to Go!! You can enjoy the power of the best pump on the market mixed with the convenience of a combined bay reservoir and we will install it for you! With multiple face plates in black and...
In Stock, Ships Today Till 6pm EST
$159.95
XSPC X2O 750 Dual 5.25” Bay Reservoir Pump - <b>Updated Version</b>
XSPC X2O 750 Dual 5.25” Bay Reservoir Pump - Updated Version Introducing the new and improved X2O 750 dual bay reservoir pump. The pump is the same great 750lph low noise pump used in the previous model with improved electronics to increase long term reliability. The reservoir has been shortened to make it easier to route your tubing when a large PSU or small case is used. On the front we have added 4 screw...
2 In Stock, Ships Today Till 6pm EST
$59.95
XSPC X2O 750 Dual 5.25” Bay Reservoir Pump - Black Acetal<b> Updated Version 4</b>
XSPC X2O 750 Dual 5.25” Bay Reservoir Pump - Black Acetal Updated Version 4 After nearly a year of development we are proud to release the latest version of our X2O 750 pump, the V4. The acrylic reservoir has been replaced by a tough nylon reservoir with four brass M3 threads on each side. On the front of the reservoir the viewing window now sits flush with the beautifully finished, brushed aluminium faceplate, and the ...
34 In Stock, Ships Today Till 6pm EST
$59.99
XSPC Dual 5.25" Bay Reservoir - Laing D5 / MCP655 w/ Blue LED Light - Clear / Silver / Black
XSPC Dual 5.25" Bay Reservoir - Laing D5 / MCP655 w/ Blue LED Light - Clear / Silver / Black Built in functionality of a Laing D5 pump without having to worry about where to put the beast of a pump. Here is the solution, the XSPC Dual Bay reservoir with built in D5 compatibility! (Pump Sold Separately) With multiple face plates in black and silver brushed aluminum this bay res will fit any color case and also can be used without a f...
110 In Stock, Ships Today Till 6pm EST
$59.95

PC Water Cooling Reservoirs Categories
Bay Reservoirs Pump/Resevoir Combo Reservoir/Radiator Combo 
External Reservoirs Reservoir Accessories Radiator/Pump/Res Combo 
Internal Reservoirs Reservoir Calming Coils FrozenQ PC Mod Series 

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Alphacool "Bubble Down" G1/4 Thread Reservoir Flow Regulator - Deep Black Alphacool "Bubble Down" G1/4 Thread Reservoir Flow Regulator - Deep Black
Brand: Alphacool  

The Alphacool Bubble Down element serves to prevent turbulence in the reservoir. The sum of many small holes is almost exactly the area of ​​a 1/4 "inch thread, so that the flow will not be reduced. As applied in many Alphacool containers already this part not only serves as a spare part but can be used in most tube or bay reservoirs.


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$4.99

Alphacool Cape Corp Bullseye Bay Adapter - Black Alphacool Cape Corp Bullseye Bay Adapter - Black
Brand: Alphacool  

The Cape mounting frame is designed for installation of the Cape Bullseye reservoir in 5.25" drive bays. The faceplate is equipped with a suitable opening for the reservoir as well as respective mounting holes. The mounting frame requires two vacant 5.25" drive bays.


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$25.99

Alphacool Cape Corp Bullseye BEI Adapter - Round Alphacool Cape Corp Bullseye BEI Adapter - Round
Brand: Alphacool  

The Alphacool Cape Corp Bullseye BEI Adapter - Round is an alternative mounting plate for the Alphacool Cape Bullseye.


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$7.99

Alphacool Cape Corp Bullseye Pro Reservoir Tank - Black Alphacool Cape Corp Bullseye Pro Reservoir Tank - Black
Brand: Alphacool  

This handy and easy to mount reservoir is an intelligent solution to the demand for individuality and creativity as well as the need for easy handling. The Bulls Eye reservoir is a symbiosis of functionality and appealing design, fulfilling most customer demands at once. Made in Germany and made from solid POM the reservoir features highest quality. The specially mad...


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$42.99

Alphacool Cape Corp Coolplex Pro 10 LT - 100mm Alphacool Cape Corp Coolplex Pro 10 LT - 100mm
Brand: Alphacool  

The Alphacool Cape Coolplex reservoirs have been well-known and popular on the water cooling market for years! But even such great products can sometimes use an update to fulfill even the most recent demands. Hence we at Alphacool have let the old series run out and now introduce the new series with POM end pieces as “LT” and now even with solid metal end pieces as...


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$29.95

Alphacool Cape Corp Coolplex Pro 25 LT - 250mm Alphacool Cape Corp Coolplex Pro 25 LT - 250mm
Brand: Alphacool  

The Alphacool Cape Coolplex reservoirs have been well-known and popular on the water cooling market for years! But even such great products can sometimes use an update to fulfill even the most recent demands. Hence we at Alphacool have let the old series run out and now introduce the new series with POM end pieces as “LT” and now even with solid metal end pieces as...


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$36.95

Alphacool Cape Corp Coolplex Pro 50 LT - 500mm Alphacool Cape Corp Coolplex Pro 50 LT - 500mm
Brand: Alphacool  

The Alphacool Cape Coolplex reservoirs have been well-known and popular on the water cooling market for years! But even such great products can sometimes use an update to fulfill even the most recent demands. Hence we at Alphacool have let the old series run out and now introduce the new series with POM end pieces as “LT” and now even with solid metal end pieces as...


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$44.99

Alphacool Cape Cyclone Reservoir Mount 2 Piece Set w/ 5mm LED Support - 60mm Alphacool Cape Cyclone Reservoir Mount 2 Piece Set w/ 5mm LED Support - 60mm
Brand: Alphacool  

The Alphacool Reservoir Mount 2 Piece Set - 60mm are spare or replacement mounting clips for all reservoirs with an outer diameter of 60mm. The black POM mounting clips are perfect for mounting tube reservoirs. A safety latch which additionally locks in place and safely holds the reservoir in place. This system offers additional safety e.g. for transport of the PC....


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$12.99

Alphacool Cape Fuzion Core 10 - Acetal - Black Alphacool Cape Fuzion Core 10 - Acetal - Black
Brand: Alphacool  

Alphacool’s newest reservoir: Developed to amaze! Lighting effects in the reservoir for a special look in the system have become a must in the water cooling sector. But the possibilities were rather limited… The Fuzion Core sets new standards: A new sealed inner tube inside of the classical outer reservoir tube offers spectacular new possibilities. Install a co...


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$56.95

Alphacool Cape Fuzion Core 30 - Acetal - Black Alphacool Cape Fuzion Core 30 - Acetal - Black
Brand: Alphacool  

Alphacool’s newest reservoir: Developed to amaze! Lighting effects in the reservoir for a special look in the system have become a must in the water cooling sector. But the possibilities were rather limited… The Fuzion Core sets new standards: A new sealed inner tube inside of the classical outer reservoir tube offers spectacular new possibilities. Install a co...


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$69.99

Alphacool Clip-On Reservoir Mount 2 Piece Set w/ 5mm LED Support - 50mm Alphacool Clip-On Reservoir Mount 2 Piece Set w/ 5mm LED Support - 50mm
Brand: Alphacool  

The best Alphacool reservoir mounts of all times! Many reservoir mounts were designed for the original tube reservoirs from the beginning of the PC water cooling sector. During the last years though, the reservoirs became larger, sized for more capacity and metal was integrated for the end caps. This resulted in heavier reservoirs, making the construction of more s...


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$10.99

Alphacool DC-LT Ceramic 12V DC Pump + Plexi Top + Reservoir - Installed Alphacool DC-LT Ceramic 12V DC Pump + Plexi Top + Reservoir - Installed
Brand: Alphacool  

FrozenCPU will install the pump and reservoir to the top for those that prefer this unit ships complete. Alphacool DC-LT ceramic 12 Volt pump is a compact pump with lots of steam under the hood! Water cooling generally is not only for Big towers and the high-end sector. Barebones, HTPC and Desktop systems also profit greatly from a liquid cooling system. Here extr...


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$76.99

Alphacool Repack Dual 5.25" Acrylic Reservoir - Clear - Dual D5 / MCP655 (15167) Alphacool Repack Dual 5.25" Acrylic Reservoir - Clear - Dual D5 / MCP655 (15167)
Brand: Alphacool  

Alphacool‘s high-class solution for integration of single or dual VPP and TPP pumps into a cooling loop. Pump top and reservoir in one component offer many advantages: Easy mounting, compact dimensions and appealing looks! All this is combined and perfected in the new Alphacool Repack. But Alphacool would not be Alphacool if these new products would not feature inn...


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$84.99

Alphacool Repack Dual 5.25" Acrylic Reservoir - Clear - Dual D5 / MCP655 w/ 1 x Alphacool VPP Installed (50024) Alphacool Repack Dual 5.25" Acrylic Reservoir - Clear - Dual D5 / MCP655 w/ 1 x Alphacool VPP Installed (50024)
Brand: Alphacool  

Alphacool‘s high-class solution for integration of single or dual VPP, D5 and TPP pumps into a cooling loop. Pump top and reservoir in one component offer many advantages: Easy mounting, compact dimensions and appealing looks! All this is combined and perfected in the new Alphacool Repack. But Alphacool would not be Alphacool if these new products would not feature...


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$174.99

Alphacool Repack Dual 5.25" Acrylic Reservoir - Clear - Dual D5 / MCP655 w/ 2 x Alphacool VPP Installed (50025) Alphacool Repack Dual 5.25" Acrylic Reservoir - Clear - Dual D5 / MCP655 w/ 2 x Alphacool VPP Installed (50025)
Brand: Alphacool  

Alphacool‘s high-class solution for integration of single or dual VPP, D5 and TPP pumps into a cooling loop. Pump top and reservoir in one component offer many advantages: Easy mounting, compact dimensions and appealing looks! All this is combined and perfected in the new Alphacool Repack. But Alphacool would not be Alphacool if these new products would not feature...


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$249.99

Alphacool Repack Dual 5.25" Acrylic Reservoir - Clear - Revision 2 (15033) Alphacool Repack Dual 5.25" Acrylic Reservoir - Clear - Revision 2 (15033)
Brand: Alphacool  

The second version of the Alphacool Repack Dual Bayres 5,25" is now available! Based on the development of the Alphacool Repack Dual 5.25 Bay Station, this Bay reservoir also brings its advantages to the table: Easy mounting, compact dimensions and appealing design! All of these features and many more are implemented in the Alphacool Repack Single Bayres. But Alpha...


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$52.99

Alphacool Repack Single 5.25" Acetal Reservoir - Black Alphacool Repack Single 5.25" Acetal Reservoir - Black
Brand: Alphacool  

This reservoir was designed for computer watercooling purposes. It features easy mounting, handling and a great design. It can simply be installed in a 5.25" drive bay and you are set to go! No drilling or sawing is required. When using this reservoir air in the cooling loop can automatically escape. After filling the reservoir is sealed with a plug to create a closed...


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$44.99

Alphacool Repack Single 5.25" Acetal Reservoir - Special Edition White Alphacool Repack Single 5.25" Acetal Reservoir - Special Edition White
Brand: Alphacool  

The Alphacool reservoir in proven design now presents itself in a whole new light! Manufactured from white Delrin the lighting effect of the LEDs in the Repack is multiplied and now allows even more exceptional effects. This reservoir was specially designed for PC watercooling applications. It features easy installation and handling as well as an exceptionally bea...


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$39.99

Alphacool Repack Single 5.25" Acrylic Reservoir - Clear - Dual DC-LT (15166) Alphacool Repack Single 5.25" Acrylic Reservoir - Clear - Dual DC-LT (15166)
Brand: Alphacool  

Alphacool Repack - Dual DC-LT - 5,25 Single Bay Station, the perfect reservoir for Alphacool DC-LT Keramik 12 Volt pumps, Dual- and single pump operation compatible! Based on the Alphacool Repack Dual 5,25 Bay Station AGB, this reservoir also has all of its advantages: Easy mounting, compact dimensions and optically very appealing! All of these feature are impleme...


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$49.99

Alphacool Repack Single 5.25" Acrylic Reservoir - Clear - Laing DDC / Swiftech MCP35x Series (15165) Alphacool Repack Single 5.25" Acrylic Reservoir - Clear - Laing DDC / Swiftech MCP35x Series (15165)
Brand: Alphacool  

Alphacool Repack - Laing DDC - 5,25 Bay Station, perfect for the Laing DDC (without threads), here as the single pump version! Pump top and reservoir in one offers many advantages: Easy mounting, compact dimensions and optically appealing design! All these features are implemented into the new Alphacool Repack at the highest level. But Alphacool would not be Alphac...


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$54.99

Alphacool Repack Single 5.25" Acrylic Reservoir - Clear - Version 2 (15039) Alphacool Repack Single 5.25" Acrylic Reservoir - Clear - Version 2 (15039)
Brand: Alphacool  

The second version of the Alphacool Repack Single Bayres 5,25" is now available! Based on the development of the Alphacool Repack Dual 5.25 Bay Station, this Bay reservoir also brings its advantages to the table: Easy mounting, compact dimensions and appealing design! All of these features and many more are implemented in the Alphacool Repack Single Bayres. Desi...


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$36.99

Aquacomputer Airplex GIGANT 1680/3360 Aqualis Reservoir Mounting Plate (33557) Aquacomputer Airplex GIGANT 1680/3360 Aqualis Reservoir Mounting Plate (33557)
Brand: Aquacomputer  

This mounting kit contains the materials needed to install an aqualis series reservoir into the top of an airplex GIGANT 1680 or 3360 radiator. Rubber decouplers are included in delivery.


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$19.99

Aquacomputer Airplex Modularity System 140 Radiator / Pump / Reservoir Combo - Aluminum Fins - D5 Pump (33005) Aquacomputer Airplex Modularity System 140 Radiator / Pump / Reservoir Combo - Aluminum Fins - D5 Pump (33005)
Brand: Aquacomputer  

The airplex modularity system is a fully modular radiator system for water cooling systems. The design and functionality of these shows the expertise and know-how of the ten year history of Aqua Computer. the system is based on a disk pack with 21 copper pipes from the factory and pressed stainless steel flanges. On both sides of the plate pack are Delrin terminals ...


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$269.99

Aquacomputer Airplex Modularity System 240 Radiator / Pump / Reservoir Combo - Aluminum Fins - D5 Pump (33010) Aquacomputer Airplex Modularity System 240 Radiator / Pump / Reservoir Combo - Aluminum Fins - D5 Pump (33010)
Brand: Aquacomputer  

The airplex modularity system is a fully modular radiator system for water cooling systems. The design and functionality of these shows the expertise and know-how of the ten year history of Aqua Computer. the system is based on a disk pack with 21 copper pipes from the factory and pressed stainless steel flanges. On both sides of the plate pack are Delrin terminals ...


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$299.99

Aquacomputer Airplex Modularity System 240 Radiator / Pump / Reservoir Combo - Aluminum Fins - Eheim Compact 600/12V Pump (33009) Aquacomputer Airplex Modularity System 240 Radiator / Pump / Reservoir Combo - Aluminum Fins - Eheim Compact 600/12V Pump (33009)
Brand: Aquacomputer  

The airplex modularity system is a fully modular radiator system for water cooling systems. The design and functionality of these shows the expertise and know-how of the ten year history of Aqua Computer. the system is based on a disk pack with 21 copper pipes from the factory and pressed stainless steel flanges. On both sides of the plate pack are Delrin terminals ...


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$279.99

Aquacomputer Airplex Modularity System 240 Radiator / Pump / Reservoir Combo - Copper Fins - D5 Pump (33050) Aquacomputer Airplex Modularity System 240 Radiator / Pump / Reservoir Combo - Copper Fins - D5 Pump (33050)
Brand: Aquacomputer  

The airplex modularity system is a fully modular radiator system for water cooling systems. The design and functionality of these shows the expertise and know-how of the ten year history of Aqua Computer. the system is based on a disk pack with 21 copper pipes from the factory and pressed stainless steel flanges. On both sides of the plate pack are Delrin terminals ...


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$349.99

Aquacomputer Airplex Modularity System 240 Radiator / Pump / Reservoir Combo - Copper Fins - Eheim Compact 600/12V Pump (33049) Aquacomputer Airplex Modularity System 240 Radiator / Pump / Reservoir Combo - Copper Fins - Eheim Compact 600/12V Pump (33049)
Brand: Aquacomputer  

The airplex modularity system is a fully modular radiator system for water cooling systems. The design and functionality of these shows the expertise and know-how of the ten year history of Aqua Computer. the system is based on a disk pack with 21 copper pipes from the factory and pressed stainless steel flanges. On both sides of the plate pack are Delrin terminals ...


Submit a review
$329.99

Aquacomputer Airplex Modularity System 280 Radiator / Pump / Reservoir Combo - Aluminum Fins - D5 Pump (33015) Aquacomputer Airplex Modularity System 280 Radiator / Pump / Reservoir Combo - Aluminum Fins - D5 Pump (33015)
Brand: Aquacomputer  

The airplex modularity system is a fully modular radiator system for water cooling systems. The design and functionality of these shows the expertise and know-how of the ten year history of Aqua Computer. the system is based on a disk pack with 21 copper pipes from the factory and pressed stainless steel flanges. On both sides of the plate pack are Delrin terminals ...


Submit a review
$309.99

Aquacomputer Airplex Modularity System 280 Radiator / Pump / Reservoir Combo - Aluminum Fins - Eheim Compact 600/12V Pump (33014) Aquacomputer Airplex Modularity System 280 Radiator / Pump / Reservoir Combo - Aluminum Fins - Eheim Compact 600/12V Pump (33014)
Brand: Aquacomputer  

The airplex modularity system is a fully modular radiator system for water cooling systems. The design and functionality of these shows the expertise and know-how of the ten year history of Aqua Computer. the system is based on a disk pack with 21 copper pipes from the factory and pressed stainless steel flanges. On both sides of the plate pack are Delrin terminals ...


Submit a review
$289.99

Aquacomputer Airplex Modularity System 360 Radiator / Pump / Reservoir Combo - Aluminum Fins - D5 Pump (33020) Aquacomputer Airplex Modularity System 360 Radiator / Pump / Reservoir Combo - Aluminum Fins - D5 Pump (33020)
Brand: Aquacomputer  

The airplex modularity system is a fully modular radiator system for water cooling systems. The design and functionality of these shows the expertise and know-how of the ten year history of Aqua Computer. the system is based on a disk pack with 21 copper pipes from the factory and pressed stainless steel flanges. On both sides of the plate pack are Delrin terminals ...


Submit a review
$319.99

 
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