Alphacool Apex Liquid ECO PC Alternatives: 4 Similar Picks Compared
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You are looking for alphacool apex liquid eco PC alternatives that match the performance of your current setup. The Alphacool Apex Liquid ECO Clear Coolant 2-Pack is a premixed fluid designed to reduce surface tension and minimize foam in your loop. It comes in a clear, transparent finish and provides 2000ml of ready-to-use coolant. This makes it ideal for builders who want a simple, additive-free solution for their custom water cooling systems.
However, you might need different specifications, such as a larger volume, a different color, or a specific brand preference. You may also be looking for components that pair well with the coolant, like radiators or pumps, rather than just the fluid itself. The alternatives selected for this list were chosen because their specifications overlap with the original product's focus on high-quality cooling components. Whether you need a specific radiator size or a different coolant formulation, these picks offer practical options based on published data.
Comparing these five alternatives
Alphacool NexXxos 240mm Full Copper Radiator
This 240mm radiator differs from the coolant by providing a heat exchange surface rather than a thermal medium. It uses a full copper core to dissipate heat, whereas the original product simply circulates fluid. The 46mm thickness offers more surface area than standard slims, which helps if your case has the clearance. You get versatile port options for plumbing, unlike the static nature of the coolant bottle. This pick suits dual 120mm fan setups where you need robust heat rejection. It is not a liquid, so you must pair it with a coolant like the original to complete your loop. Choose this if you need to expand your cooling capacity with a larger radiator.
Alphacool NexXxos UT60 140mm Full Copper Radiator
The 140mm full copper radiator provides high thermal capacity within a single fan space, contrasting with the coolant which has no physical cooling structure. Its 60mm core thickness allows for deeper heat dissipation compared to slim radiators. The six G1/4-inch ports offer more plumbing flexibility than the single bottle of coolant. This option is ideal for deep single-fan installations where space permits. You gain significant heat exchange potential, but you still require a fluid like the original to transfer that heat. Pick this alternative if your chassis supports a 140mm mount and you need a premium, high-capacity heat exchanger. It replaces the need for a larger dual-fan setup while maintaining efficient cooling.
Alphacool NexXxos ST30 240mm Copper Radiator
This 240mm copper radiator focuses on low-profile cooling, making it suitable for compact cases where the original coolant bottle cannot solve space constraints. The 30mm depth is significantly thinner than the 46mm alternative, allowing installation in tight enclosures. It provides reliable heat dissipation through an all-copper core, which you must fill with coolant like the original product to function. This pick gives up some thermal capacity for space savings. It is best for users who need a dual-fan solution in a small form factor. You get a practical heat exchanger that fits where bulkier radiators cannot, ensuring your loop remains compact while still effectively managing system temperatures.
Alphacool NexXxoS XT45 60mm Copper Radiator
The 60mm full copper radiator offers an ultra-compact footprint for systems with severe space limitations, unlike the 1000ml coolant bottle which has no cooling function. Its small size targets specific cooling needs in tiny enclosures. You get targeted heat dissipation when your chassis only supports 60mm mounts. This option requires you to use a coolant like the original to complete the loop. It gives up total surface area for extreme compactness. Choose this if you are building in a very small case and need a dedicated heat sink. It is not a replacement for the fluid but a complementary component that enables cooling in tight spaces where larger radiators simply will not fit.
Quick picks
| # | Product | Best for | Price |
|---|---|---|---|
| 1 | Alphacool Apex Liquid ECO Clear Coolant 2-Pack Best overall | premixed foam-resistant PC liquid cooling loops | Check price of Alphacool Apex Liquid ECO Clear Coolant 2-Pack on Amazon |
| 2 | Alphacool NexXxos 240mm Full Copper Radiator Also great | dual 120mm fan loops needing versatile routing | Check price of Alphacool NexXxos 240mm Full Copper Radiator on Amazon |
| 3 | Alphacool NexXxos UT60 140mm Full Copper Radiator Best premium | deep single-fan 140mm loop installations | Check price of Alphacool NexXxos UT60 140mm Full Copper Radiator on Amazon |
| 4 | Alphacool NexXxos ST30 240mm Copper Radiator Best budget | compact PC cases needing slim dual-fan cooling | Check price of Alphacool NexXxos ST30 240mm Copper Radiator on Amazon |
| 5 | Alphacool NexXxoS XT45 60mm Copper Radiator Also great | Ultra-compact custom loops with 60mm mounts | Check price of Alphacool NexXxoS XT45 60mm Copper Radiator on Amazon |
Our 5 picks
Alphacool Apex Liquid ECO Clear Coolant 2-Pack
Best for: premixed foam-resistant PC liquid cooling loops
- Coolant Type
- Clear
- Coolant Volume
- 1000ml
View on Amazon: Alphacool Apex Liquid ECO Clear Coolant 2-Pack
Alphacool Apex Liquid ECO is a transparent PC coolant premix delivered in a two-pack of 1000ml bottles. It is ready for direct use in custom cooling loops without adding extra additives. Its chemical formula includes specific additives that reduce the surface tension of the water to minimize foam formation when filling your system. This makes it suitable for you if you want a clear, ready-to-pour fluid for PC liquid cooling.
Pros
- Ready-to-use premix requiring no extra additives
- Additives reduce water surface tension to minimize foaming
- Supplied as a two-pack of 1000ml bottles
- Transparent clear liquid formulation
Cons
- Clear transparent finish offers no color options
- Premixed fluid does not allow custom mixing ratios
Good fit if
- You need a transparent, ready-to-pour coolant without mixing additives.
- You want surface-tension reduction to minimize foam in your cooling loop.
- You require two 1000ml bottles for your loop volume.
Skip if
- You prefer dyed or colored liquids in your PC cooling setup.
- You want a concentrated fluid that you dilute yourself.
Verdict: Alphacool Apex Liquid ECO Clear Coolant 2-Pack delivers a ready-to-use transparent fluid designed to prevent foam buildup in your loop. It provides 2000ml of premixed coolant without requiring separate additives or manual dilution.
Alphacool NexXxos 240mm Full Copper Radiator
Best for: dual 120mm fan loops needing versatile routing
- Radiator Size
- 240mm
- Material
- Copper
- Thread Size
- G1/4"
- Fan Mount
- Dual Fan
- Dimensions
- 4.88 × 11 × 1.81 inches
- Weight
- 1.32 pounds
View on Amazon: Alphacool NexXxos 240mm Full Copper Radiator
This 240mm radiator gives you copper cooling channels, fins, and chambers paired with steel side panels and brass threads. Measuring 46mm thick and 280mm long, it mounts two 120mm fans. Six G1/4-inch ports allow flexible tubing runs across custom loops. It suits you if you need a mid-thickness copper core for standard 120mm fan mounts and require multiple port orientations for clean tube routing in your chassis.
Pros
- Copper fins, channels, and chambers
- Six G1/4-inch ports for multiple connection angles
- 46mm profile fits dual 120mm fans
Cons
- 46mm thickness requires more clearance than standard 30mm radiators
- Weight of 1,199g adds substantial load to case mounting brackets
Good fit if
- You need a 240mm copper radiator with multiple G1/4-inch inlet and outlet positions.
- You have at least 46mm of clearance plus fan thickness in your PC case.
Skip if
- You need a slim 30mm radiator for tight case clearances.
- You plan to mount 140mm fans instead of 120mm fans.
Verdict: Alphacool NexXxos XT45 240mm Full Copper Radiator provides versatile port options and a full copper core for dual 120mm fan setups. Its 46mm thickness offers extra surface area if your PC enclosure has adequate internal clearance.
Alphacool NexXxos UT60 140mm Full Copper Radiator
Best for: deep single-fan 140mm loop installations
- Radiator Size
- 140mm
- Material
- Copper chambers, fins, channels
- Thread Size
- G1/4"
- Fan Mount
- Single Fan
- Dimensions
- 7.32 × 5.67 × 2.36 inches
- Weight
- 1.76 pounds
View on Amazon: Alphacool NexXxos UT60 140mm Full Copper Radiator
This is a 60mm-thick single-fan radiator built for custom liquid cooling loops. It pairs an all-copper core—including copper fins, channels, and chambers—with six G1/4-inch ports for flexible tubing routes. At 186mm long and 144mm wide, it gives you deep cooling capacity in a single 140mm fan slot. Choose this if you have ample frame clearance and need robust heat dissipation without taking up multi-fan bracket space.
Pros
- Full copper channels, fins, and chambers
- Six G1/4-inch connection ports
- Deep 60mm thickness increases cooling surface area
- Durable steel side panels and brass threads
Cons
- Thick 60mm profile requires substantial clearance
- Accommodates only a single 140mm fan
- Heavy build at 1,130g
Good fit if
- You have clearance for a deep 60mm radiator in a 140mm fan mount.
- You require multiple G1/4-inch ports for alternate loop routing.
- You prefer an all-copper liquid pathway.
Skip if
- You have tight case clearance that cannot fit a 60mm profile.
- You need a dual-fan or triple-fan radiator layout.
Verdict: Alphacool NexXxos 140mm Full Copper Radiator provides high thermal capacity within a single 140mm fan space using its 60mm copper core. Its six G1/4-inch ports allow versatile plumbing options if your case has sufficient depth.
Alphacool NexXxos ST30 240mm Copper Radiator
Best for: compact PC cases needing slim dual-fan cooling
- Radiator Size
- 240mm
- Material
- copper
- Thread Size
- G1/4"
- Fan Mount
- Dual Fan
- Dimensions
- 4.88 × 10.9 × 1.18 inches
- Weight
- 1.49 pounds
View on Amazon: Alphacool NexXxos ST30 240mm Copper Radiator
The Alphacool NexXxos ST30 240mm Copper Radiator is a slim dual-fan liquid cooling heat exchanger built with copper channels, fins, and chambers. At 30mm thick and 278mm long, it fits tight case mounts where thicker options collide with motherboard components or memory. If you need standard G1/4-inch port compatibility, durable brass threads, and a 731-gram build for your loop, this unit gives you full copper cooling performance in a compact footprint.
Pros
- Copper channels, fins, and water chambers
- Slim 30mm thickness fits constrained case spaces
- Standard dual G1/4-inch threaded ports with brass threading
- Durable steel side panels
Cons
- Limited to two G1/4-inch connection ports
- Requires clearance for 278mm total unit length
Good fit if
- You need a slim 30mm radiator for compact chassis clearance.
- You want all-copper internals including fins, channels, and chambers.
- You plan to mount a dual 120mm fan setup.
Skip if
- You need extra ports for alternate tubing routing or dedicated drain valves.
- You require a thicker radiator profile like 45mm or 60mm for higher thermal capacity.
Verdict: Alphacool NexXxos ST30 240mm Copper Radiator delivers reliable heat dissipation through all-copper core components while maintaining a low-profile 30mm depth. It serves as a practical, space-conscious dual-fan heat exchanger for standard custom water cooling loops.
Alphacool NexXxoS XT45 60mm Copper Radiator
Best for: Ultra-compact custom loops with 60mm mounts
- Radiator Size
- 60mm
- Material
- Copper
- Thread Size
- G1/4
- Dimensions
- 2.36 × 2.36 × 2.36 inches
- Weight
- 10.4 ounces
This is a compact liquid cooling radiator made entirely of copper. It measures 2.36 inches long, 2.36 inches wide, and 2.36 inches high, with a weight of 10.4 ounces. Built for 60mm fan mounts, it gives you a dedicated heat exchanger when space is tight. You can choose this unit if you need custom loop cooling inside small form factor cases that cannot accommodate standard radiators.
Pros
- Full copper material construction
- Compact 2.36 x 2.36 x 2.36-inch dimensions
- Lightweight design at 10.4 ounces
- Fits specialized 60mm fan mounts
Cons
- Limited to 60mm mounts instead of common 120mm or 140mm sizes
- Thick 2.36-inch profile requires clearance in tight enclosures
Good fit if
- You build a custom liquid loop inside a compact chassis with 60mm mounts.
- You need an all-copper radiator weighing under 11 ounces.
Skip if
- You require standard 120mm or 140mm fan mounting locations.
- You need liquid coolant rather than loop hardware.
Verdict: Alphacool NexXxoS Full Copper 60mm Radiator delivers all-copper construction in an ultra-compact footprint for small enclosures. It gives you targeted cooling when your chassis only supports 60mm mounts.
Specifications side by side
| Spec | Alphacool Apex Liquid ECO Clear Coolant 2-Pack | Alphacool NexXxos 240mm Full Copper Radiator | Alphacool NexXxos UT60 140mm Full Copper Radiator | Alphacool NexXxos ST30 240mm Copper Radiator | Alphacool NexXxoS XT45 60mm Copper Radiator |
|---|---|---|---|---|---|
| Radiator Size | not specified | 240mm | 140mm | 240mm | 60mm |
| Coolant Type | Clear | not specified | not specified | not specified | not specified |
| Material | not specified | Copper | Copper chambers, fins, channels | copper | Copper |
| Thread Size | not specified | G1/4" | G1/4" | G1/4" | G1/4 |
| Coolant Color | Clear | not specified | not specified | not specified | not specified |
| Coolant Volume | 1000ml | not specified | not specified | not specified | not specified |
| Fan Mount | not specified | Dual Fan | Single Fan | Dual Fan | not specified |
| Size | not specified | 240Mm | 140mm | 240Mm | 60mm |
| Dimensions | not specified | 4.88 × 11 × 1.81 inches | 7.32 × 5.67 × 2.36 inches | 4.88 × 10.9 × 1.18 inches | 2.36 × 2.36 × 2.36 inches |
| Weight | not specified | 1.32 pounds | 1.76 pounds | 1.49 pounds | 10.4 ounces |
| Model | TR-18640-2P | 14164 | 14176 | 14157 | 14222 |
| Color | not specified | black | black | - Black | not specified |
Frequently asked questions
Does the Alphacool Apex Liquid ECO Clear Coolant 2-Pack require mixing?
No. This product delivers a ready-to-use transparent fluid. It contains 2000ml of premixed coolant that prevents foam buildup. You do not need to add separate additives or perform manual dilution before pouring it into your loop.
What is the thickness of the NexXxos 240mm Full Copper Radiator?
The NexXxos 240mm Full Copper Radiator measures 46mm in thickness. This dimension provides extra surface area for heat dissipation. You must ensure your PC enclosure has adequate internal clearance to accommodate this depth for dual 120mm fan setups.
How many G1/4 ports does the 140mm NexXxos UT60 have?
The NexXxos 140mm Full Copper Radiator features six G1/4-inch ports. These ports allow for versatile plumbing options within your custom loop. This design supports high thermal capacity within a single 140mm fan space, provided your case has sufficient depth.
Is the NexXxos ST30 240mm radiator suitable for small cases?
Yes. The NexXxos ST30 240mm Copper Radiator maintains a low-profile 30mm depth. It serves as a practical, space-conscious dual-fan heat exchanger. Its all-copper core components deliver reliable heat dissipation for compact PC cases needing slim cooling solutions.
What material is used in the NexXxos 60mm Copper Radiator?
The NexXxos Full Copper 60mm Radiator uses all-copper construction. It delivers targeted cooling in an ultra-compact footprint. This design is ideal for small enclosures where your chassis only supports 60mm mounts, ensuring efficient heat exchange in tight spaces.
Can I use the Apex Liquid ECO Clear Coolant in any loop?
It is designed for premixed foam-resistant PC liquid cooling loops. The fluid is ready to use and minimizes foam buildup. You get 2000ml of transparent fluid that requires no additional mixing, making it a straightforward choice for standard custom water cooling loops.