Best Alphacool Aio Liquid Coolers with Plexi in 2026: 8 Picks
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Selecting an alphacool aio liquid cooler with plexi components requires matching your loop setup to verified hardware specifications. We evaluated 8 models based strictly on the specifications published on their official listings. The Alphacool D-RAM Cooler X4 Universal Plexi leads the list because its copper-plexi construction and standard G1/4-inch ports provide targeted cooling for up to 4 RAM modules.
This guide helps you identify the right plexi component to fit your loop configuration, pump mount, or processor socket.
Quick picks
The best fit for you
- You need dedicated liquid cooling for system memory Alphacool D-RAM Cooler X4 Universal Plexi It provides direct liquid cooling for up to four RAM modules using standard G1/4-inch ports.
- You want to run two D5 pumps together Alphacool Eisdecke Dual D5 Acrylic Pump Top It provides dual D5 pump mounting support and six connection ports in an acrylic body.
- You need a CPU block for AMD AM5 Alphacool Eisblock XPX Aurora AM5 Acrylic CPU Block It features dedicated AM5 socket compatibility and includes a graphene KryoSheet.
- You want a high capacity D5 pump reservoir Alphacool Eisball D5 Reservoir and Pump Top It combines a 700 ml fluid reservoir with D5 pump compatibility and digital RGB lighting.
Our 8 picks
Alphacool D-RAM Cooler X4 Universal Plexi
Best for: cooling up to 4 RAM modules
- Material
- Acrylic, Plexi (what this guide is about)
- Dimensions
- 5.02 × 1.78 × 0.64 inches
- Weight
- 8.32 ounces
The Alphacool D-RAM Cooler X4 Plexi is a dedicated liquid cooling block designed to cover up to 4 RAM modules in your system. It features two standard G1/4-inch threaded ports for custom loop integration, along with a copper, acetal, and plexi acrylic build. Measuring 128 by 45.2 by 11.1 millimeters, this compact block suits you if you need direct memory cooling in an existing setup.
Pros
- Supports active cooling for up to 4 RAM modules
- Uses standard 2x G1/4" threaded connection ports
- Constructed from copper, acetal, and acrylic plexi
- Slim 11.1mm height profile fits tight spaces
Cons
- Does not accommodate more than 4 RAM modules
- Requires separate G1/4" fittings to connect into a loop
Good fit if
- You need liquid cooling specifically for up to 4 RAM modules.
- You use standard G1/4" fittings in your custom liquid cooling loop.
- You want a memory block built with copper and plexi acrylic materials.
Skip if
- You need a block designed to cool a CPU or graphics card.
- You require a cooling block for configurations with more than 4 memory modules.
Verdict: Alphacool D-RAM Cooler X4 Plexi provides targeted memory cooling for up to 4 RAM modules using standard G1/4" ports and a copper-plexi build. It integrates cleanly into custom loops that require direct heat dissipation at the memory slots.
Alphacool Eisdecke D5 Plexi Pump Top
Best for: D5 pump setups needing multi-port routing
- Material
- Acrylic, Plexi (what this guide is about)
- Pump Compatibility
- D5
- Dimensions
- 3.15 × 3.15 × 1.57 inches
- Weight
- 0.44 kilograms
This clear acrylic unit is a standalone pump top designed for D5 pumps. You get five G1/4-inch ports along with three included G1/4-inch stop plugs, allowing flexible routing for your custom loop. It includes mounting stands measuring 83 by 80 by 87 millimeters for secure chassis installation. If you already own a D5 motor and want a transparent plexi housing with multiple port options, this top fits your custom setup.
Pros
- Five G1/4-inch threaded ports for versatile loop routing
- Includes three G1/4-inch stop plugs
- Clear Plexi acrylic construction
- Includes dedicated mounting stands
Cons
- D5 pump motor is not included
- No integrated reservoir chamber
Good fit if
- You already have a compatible D5 pump motor.
- You need multiple G1/4-inch inlet and outlet routing options.
- You want a transparent clear Plexi top with mounting stands.
Skip if
- You need a unit that includes the D5 pump motor.
- You require an integrated coolant reservoir in the pump top.
Verdict: Alphacool Eisdecke D5 Plexi Pump Top provides five G1/4-inch ports and included mounting stands for standalone D5 pump setups. It offers clear acrylic routing flexibility if you already supply the pump motor.
Alphacool Eisdecke Dual D5 Acrylic Pump Top
Best for: dual D5 pump custom loop builds
- Material
- Acrylic, Plexi (what this guide is about)
- Pump Compatibility
- D5
- Dimensions
- 7.48 × 3.94 × 2.76 inches
- Weight
- 1.67 pounds
This clear plexi pump top is built to run two D5-compatible pumps in a single liquid cooling loop. You get three 1/4-inch inlet ports and three 1/4-inch outlet ports, providing versatile routing configurations. The unit supports mounting vertically, horizontally, or at 45-degree and 90-degree angles. It includes an integrated RGB lighting strip and stands 91.5 mm tall with its feet, making it practical for demanding custom loops.
Pros
- Accommodates two D5 pumps for series operation or redundancy
- Provides three 1/4-inch inlet and three 1/4-inch outlet ports
- Supports vertical, horizontal, 45-degree, and 90-degree mounting
- Includes an RGB lighting strip
Cons
- Pumps are not included and must be purchased separately
- Measures 91.5 mm tall with feet, requiring substantial case clearance
Good fit if
- You plan to run dual D5 pumps in a single custom loop.
- You need multiple 1/4-inch inlet and outlet port options for tubing runs.
- You want clear plexi construction with included RGB illumination.
Skip if
- You only need to install a single D5 pump.
- You have limited chassis space for a 164 x 84 mm dual-pump unit.
Verdict: Alphacool Eisdecke Dual D5 Plexi Pump Top provides dual D5 pump mounting with six 1/4-inch connection ports in a clear acrylic body. It delivers flexible orientation options and included RGB lighting for multi-pump liquid cooling loops.
Alphacool Eisball D5 Reservoir and Pump Top
Best for: D5 pump owners wanting large reservoir capacity
- Material
- Acrylic, Plexi (what this guide is about)
- Lighting Type
- Digital RGB
- Pump Compatibility
- D5
- Dimensions
- 4.63 × 5.04 × 5.04 inches
- Weight
- 1.42 pounds
The Alphacool Eisball D5 Reservoir and Pump Top combines a spherical transparent nylon and plexi reservoir with a D5 pump mount. You get a 700 ml fluid capacity, built-in digital RGB lighting, and an acetal pump holder measuring 117.51 by 128 by 128 mm. It suits your custom loop if you already own a D5 pump and want high coolant capacity inside a compact footprint.
Pros
- 700 ml fluid capacity
- Integrated digital RGB lighting
- Acetal pump holder with transparent nylon body
- Direct compatibility with D5 pumps
Cons
- D5 pump motor is not included
- Spherical 128 mm profile requires specific clearance
Good fit if
- You already have a standalone D5 pump ready to install.
- You want a 700 ml reservoir with integrated digital RGB lighting.
- You need an acetal pump mount paired with a transparent body.
Skip if
- You need a complete combo that includes the pump motor.
- You lack clearance for its 128 mm height and width.
Verdict: Alphacool Eisball D5 Reservoir and Pump Top provides a 700 ml capacity and digital RGB lighting for custom loops. It works as an effective reservoir top if you supply your own D5 pump.
Alphacool Eisball 700ml D5 Reservoir
Best for: custom loops needing high-capacity spherical reservoirs
- Material
- Acrylic, Plexi (what this guide is about)
- Lighting Type
- Digital RGB
- Pump Compatibility
- D5
- Dimensions
- 2.01 × 5.04 × 5.04 inches
- Weight
- 2.03 pounds
The Alphacool Eisball D5 Reservoir Pump Combo is a spherical liquid cooling unit combining a reservoir with a D5 pump mount. You get a 700 ml capacity alongside integrated Digital RGB lighting. The construction uses transparent nylon plexi paired with an acetal pump holder, measuring 117.51 by 128 by 128 mm. This unit suits you if you need a high-capacity reservoir and pump combo in a single spherical housing.
Pros
- 700 ml fluid capacity
- Integrated Digital RGB lighting
- Built-in D5 pump compatibility
- Transparent nylon reservoir body with acetal pump holder
Cons
- Spherical 128 mm dimensions require significant mounting clearance
- Weighs 2.03 pounds before adding coolant
Good fit if
- You need a combined 700 ml reservoir and D5 pump setup.
- You want addressable Digital RGB illumination inside your reservoir.
- You have chassis space to clear a 117.51 by 128 mm spherical shape.
Skip if
- You need a slim cylindrical reservoir for tight chassis spaces.
- You use a DDC pump rather than a D5 unit.
Verdict: Alphacool Eisball D5 Reservoir Pump Combo delivers a spherical form factor with a 700 ml fluid capacity and integrated D5 pump support. It provides Digital RGB lighting and durable nylon plexi construction for custom liquid cooling loops.
Alphacool Eisblock XPX Aurora CPU Water Block
Best for: Intel and AMD custom loop CPU cooling
- Material
- Acrylic, Plexi (what this guide is about)
- Lighting Type
- Digital RGB
- Dimensions
- 2.98 × 2.98 × 1.3 inches
- Weight
- 7.27 ounces
View on Amazon: Alphacool Eisblock XPX Aurora CPU Water Block
This is an acrylic and nickel-plated copper CPU water block designed for Intel and AMD processors. You get two standard G1/4" ports, built-in Digital RGB lighting, and compact dimensions measuring 75.8 x 75.8 x 33 mm. It suits you if you are assembling a liquid loop and want clear plexi aesthetics, as long as your system operates under the 60 Degree C maximum working temperature limit.
Pros
- Nickel-plated copper cooler base
- Integrated Digital RGB lighting with plexi top
- Dual standard G1/4" threaded ports
- Compatible with both Intel and AMD platforms
Cons
- Maximum working temperature capped at 60 Degree C
- Requires separate pump and radiator components
Good fit if
- You run an Intel or AMD processor.
- You want Digital RGB lighting integrated into a plexi block.
- You build with standard G1/4" liquid cooling fittings.
Skip if
- You need a closed-loop cooler with an integrated pump.
- You run high fluid temperatures exceeding 60 Degree C.
Verdict: Alphacool Eisblock XPX Aurora Plexi CPU Block delivers nickel-plated copper cooling and Digital RGB lighting for Intel and AMD systems. It offers standard G1/4" threading for builders operating below the 60 Degree C limit.
Alphacool Eisblock XPX Pro Aurora Plexi CPU Block
Best for: workstation and high-end desktop custom water loops
- Material
- Acrylic, Plexi (what this guide is about)
- Socket Compatibility
- Intel 2011/2066/1700, AMD TR4/TRX40/SP4
- Lighting Type
- Digital RGB
- Dimensions
- 3.11 × 0.89 × 2.51 inches
- Weight
- 7.23 ounces
View on Amazon: Alphacool Eisblock XPX Pro Aurora Plexi CPU Block
This CPU water block pairs a clear acrylic plexi top with a nickel-plated copper cooling plate. You get two standard G1/4-inch ports and integrated 3-pin 5V digital RGB lighting. It measures 63.8 by 79 by 22.5 mm, providing a compact profile for custom loops. It suits you if you run supported Intel sockets like LGA 1700 or large AMD workstation sockets such as TR4 and TRX40.
Pros
- Nickel-plated copper base plate
- Dual standard G1/4" threaded ports
- Standard 3-pin 5V digital RGB connection
- Direct fit for AMD TR4, TRX40, and SP4 sockets
Cons
- Socket support omits standard AMD AM4 and AM5 platforms
- Fittings not included with the bare block
Good fit if
- You need a block for Intel 1700, 2011, or 2066 motherboards.
- You build a custom loop for AMD TR4, TRX40, or SP4 processors.
- You use a 3-pin 5V addressable RGB lighting header.
Skip if
- You run a mainstream AMD desktop socket like AM4 or AM5.
- You need a unit that includes pre-packed tubing fittings.
Verdict: Alphacool Eisblock XPX Pro Aurora Light CPU Block provides clear plexi housing and nickel-plated copper cooling for high-end desktop and workstation processors. It connects directly into custom loops using standard G1/4-inch threading and 3-pin 5V addressable lighting.
Alphacool Eisblock XPX Aurora AM5 Acrylic CPU Block
Best for: AMD AM5 custom loops wanting graphene pads
- Material
- Acrylic, Plexi (what this guide is about)
- Socket Compatibility
- AMD AM5
- Lighting Type
- Addressable digital RGB
- Dimensions
- 2.98 × 2.98 × 1.3 inches
View on Amazon: Alphacool Eisblock XPX Aurora AM5 Acrylic CPU Block
This bundle pairs the Alphacool Eisblock XPX Aurora CPU water block with a 33x33mm Thermal Grizzly KryoSheet. Built with acrylic plexi and a patented ramp design, it measures 2.98 by 2.98 inches with a 1.3-inch height. The setup includes addressable digital RGB lighting and targets the AMD AM5 socket. You get solid-state graphene thermal transfer instead of traditional paste, making it suitable if you build custom loops on AM5 motherboards.
Pros
- Includes a 33x33mm Thermal Grizzly KryoSheet graphene pad
- Built with clear acrylic plexi and addressable digital RGB lighting
- Engineered with a patented ramp water block design
- Dry graphene sheet eliminates thermal grease pump-out and aging
Cons
- Restricted solely to AMD AM5 socket motherboards
- Block footprint requires 2.98 by 2.98 inches of socket clearance
Good fit if
- You run an AMD AM5 processor.
- You want maintenance-free graphene thermal material instead of liquid paste.
- You need integrated addressable digital RGB lighting inside clear plexi.
Skip if
- You use an Intel socket or an older AMD platform.
- You prefer conventional thermal paste over solid graphene pads.
Verdict: Alphacool Eisblock XPX Aurora Plexi AM5 Water Block delivers dedicated AMD AM5 cooling with clear plexi housing and digital RGB lighting. The included maintenance-free graphene KryoSheet replaces standard thermal grease entirely.
Specifications side by side
| Spec | Alphacool D-RAM Cooler X4 Universal Plexi | Alphacool Eisdecke D5 Plexi Pump Top | Alphacool Eisdecke Dual D5 Acrylic Pump Top | Alphacool Eisball D5 Reservoir and Pump Top | Alphacool Eisball 700ml D5 Reservoir | Alphacool Eisblock XPX Aurora CPU Water Block | Alphacool Eisblock XPX Pro Aurora Plexi CPU Block | Alphacool Eisblock XPX Aurora AM5 Acrylic CPU Block |
|---|---|---|---|---|---|---|---|---|
| Socket Compatibility | not specified | not specified | not specified | not specified | not specified | not specified | Intel 2011/2066/1700, AMD TR4/TRX40/SP4 | AMD AM5 |
| Lighting Type | not specified | not specified | not specified | Digital RGB | Digital RGB | Digital RGB | Digital RGB | Addressable digital RGB |
| Lighting | not specified | not specified | not specified | Digital RGB | Digital RGB | Digital RGB | not specified | not specified |
| Material | Acrylic, Plexi | Acrylic, Plexi | Acrylic, Plexi | Acrylic, Plexi | Acrylic, Plexi | Acrylic, Plexi | Acrylic, Plexi | Acrylic, Plexi |
| Pump Compatibility | not specified | D5 | D5 | D5 | D5 | not specified | not specified | not specified |
| Dimensions | 5.02 × 1.78 × 0.64 inches | 3.15 × 3.15 × 1.57 inches | 7.48 × 3.94 × 2.76 inches | 4.63 × 5.04 × 5.04 inches | 2.01 × 5.04 × 5.04 inches | 2.98 × 2.98 × 1.3 inches | 3.11 × 0.89 × 2.51 inches | 2.98 × 2.98 × 1.3 inches |
| Weight | 8.32 ounces | 0.44 kilograms | 1.67 pounds | 1.42 pounds | 2.03 pounds | 7.27 ounces | 7.23 ounces | not specified |
| Color | Nickel | Clear | Clear | Argb | ARGB | Black | Clear | Black/Plexi |
| Model | 17272 | 13189 | 13312 | 15362 | 13324 | 12946 | 12981 | TR-12946-99083 |
| Size | not specified | not specified | not specified | not specified | 700 mL" | not specified | not specified | not specified |
How to Choose the Right Plexi Cooler
-
Checking Socket Compatibility
You must verify CPU socket compatibility before selecting a water block. Certain blocks cater strictly to one socket platform. The Alphacool Eisblock XPX Aurora AM5 Acrylic CPU Block connects only to AMD AM5 sockets and will not fit Intel hardware. Other models accommodate multiple Intel and AMD consumer sockets or require larger footprints for workstation processors. Review the socket specifications on the product data sheet. Selecting a socket-specific block ensures proper physical contact.
-
Fluid Reservoir Capacity
You should check whether a component includes fluid storage or acts only as a standalone housing. Dedicated pump tops lack integrated reservoirs, meaning you must add a separate fluid tube to your loop. In contrast, the Alphacool Eisball D5 Reservoir and Pump Top integrates a 700 ml spherical fluid container directly above the pump mount. High-capacity reservoirs hold more coolant, simplifying loop filling and bleeding air bubbles during setup. Verify case clearance before choosing large reservoirs.
-
Port Count and Routing
You need to plan your tubing paths by reviewing the port count on plexi housings. Standard blocks include two ports for dedicated inlet and outlet streams. Advanced pump tops provide additional connection points for complex tube layouts, drain valves, or temperature sensors. For example, the Alphacool Eisdecke D5 Plexi Pump Top features five G1/4-inch threaded ports. Multiple ports allow you to route tubing from several directions without adding splitters. Check that the threading matches your fittings.
-
Addressable RGB Lighting Specs
You should verify the lighting interface specifications if visual customization matters for your build. Transparent plexi allows illumination to shine through clear coolant and internal chambers. Components with Digital RGB lighting typically require a standard 3-pin 5V addressable header on your motherboard or controller. The Alphacool Eisblock XPX Pro Aurora Plexi CPU Block uses this 3-pin 5V connection. Check your motherboard headers before buying to ensure voltage compatibility. Connecting 5V LEDs to 12V headers damages them.
-
Operating Temperature Limits
You must inspect maximum temperature ratings when selecting acrylic and plexi cooling hardware. Clear plexi and internal seals have defined thermal limits to prevent deformation or fluid leaks under heavy system load. The Alphacool Eisblock XPX Aurora CPU Water Block specifies a 60 Degree C operating limit for loop liquid. If your cooling system runs high heat loads, monitor coolant temperatures closely. Ensure your loop includes adequate radiators to stay below this threshold.
-
Specialized Component Cooling
You should determine which hardware components require direct fluid circulation in your custom loop. While most builders focus on processors, high-performance setups may require active memory cooling. The Alphacool D-RAM Cooler X4 Universal Plexi cools up to 4 RAM modules using standard G1/4-inch ports. If your build stresses memory modules, adding a dedicated RAM block stabilizes heat. Confirm physical clearance around your memory slots before installation, as specialized blocks add fitting complexity.
Frequently asked questions
Which Alphacool plexi CPU block supports workstation processors?
The Alphacool Eisblock XPX Pro Aurora Plexi CPU Block handles workstation and high-end desktop processors. It pairs clear plexi housing with nickel-plated copper cooling. You connect it to your loop using standard G1/4-inch threading. For aesthetics, it features 3-pin 5V addressable lighting while maintaining a compact profile measuring 0.89 inches wide, 2.51 inches high, and 3.11 inches long.
What fluid capacity do Alphacool Eisball plexi reservoirs offer?
Alphacool Eisball reservoirs provide 700 ml of fluid capacity. These spherical units feature clear acrylic and nylon plexi construction designed around D5 pump compatibility. Both standalone tops and integrated units incorporate Digital RGB lighting to illuminate your coolant. Their distinct spherical shape measures roughly 5 inches in width and height, offering substantial fluid volume for custom loops that utilize D5 hardware.
What port options does the single Alphacool Eisdecke D5 Plexi Pump Top provide?
The single Alphacool Eisdecke D5 Plexi Pump Top features five G1/4-inch ports to give you versatile routing choices. This clear acrylic top includes dedicated mounting stands to stabilize standalone D5 pump assemblies inside your case. With dimensions measuring 3.15 inches square and 1.57 inches tall, it provides multiple inlet and outlet pathways to simplify tubing runs within tight or complex custom loop layouts.
Does the Alphacool Eisblock XPX Aurora AM5 block require standard thermal paste?
You do not need standard thermal paste for the Alphacool Eisblock XPX Aurora AM5 Acrylic block. It includes a maintenance-free graphene KryoSheet that replaces traditional thermal grease entirely during installation. Engineered exclusively for AMD AM5 sockets, the water block features a black and plexi housing with integrated digital RGB lighting and measures 2.98 inches in length and width by 1.3 inches in height.
What operating temperature limit applies to the Eisblock XPX Aurora CPU water block?
The Alphacool Eisblock XPX Aurora CPU Water Block is rated for cooling loops operating below 60 degrees Celsius. Exceeding this thermal threshold can risk damaging plexi and acrylic materials over time. Designed for both Intel and AMD systems, this block uses nickel-plated copper cooling channels, standard G1/4-inch threaded ports, and integrated Digital RGB lighting within a compact 2.98-inch square housing.
How many ports are available on the Alphacool Eisdecke Dual D5 pump top?
The Alphacool Eisdecke Dual D5 Plexi Pump Top supplies six 1/4-inch connection ports across its clear acrylic frame. This configuration lets you mount two D5 pumps in series while offering flexible intake and outlet orientation options for complex runs. The unit weighs 1.67 pounds, measures 7.48 inches long by 3.94 inches wide, and includes integrated RGB illumination for custom loop visibility.
How does the Alphacool D-RAM Cooler X4 connect to a custom loop?
The Alphacool D-RAM Cooler X4 Universal Plexi connects to your system using standard G1/4-inch threaded ports. This threading allows direct integration into your custom liquid line using matching G1/4 fittings. Designed to cool up to four memory modules simultaneously, it features a nickel-plated copper base with an acrylic plexi top plate, measuring 5.02 inches long, 1.78 inches wide, and weighing 0.52 pounds.