Best 240mm AIO Coolers: Our Top 9 Picks

Highlights

  • 240mm AIO or All-In-One Liquid Coolers pump liquid over the CPU to keep it cold.
  • AIO Coolers are a better option for those who push their PC to the limits via overclocking.
  • Deepcool LS520 is the best choice for performing or managing heavy-duty projects.
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NZXT Kraken X53 RGB 240mm
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Are you looking for the best AIO liquid coolers of 2024? Then you are at the right place. 

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You must keep your gaming PC cool if you want the best performance. The 240mm All-In-One (AIO) liquid coolers are the best option, combining powerful liquid cooling and easy installation.

As an experienced product tester, I’ve closely inspected the newest 240mm AIO coolers to discover the strongest models in 2024.

These top-rated coolers underwent extensive testing in heavy gaming sessions and taxing workloads. They mastered such things that even the hottest running processors with powerful cooling could make a whisper-quiet sound.

In this guide, you will find the 9 best 240mm AIO coolers of 2024. This specially curated list contains everything from a hardcore overclocker to a casual gamer.

Best 240mm AIO Coolers

1. Deepcool LS520

DeepCool LS520 SE Liquid Cooler 240mm - Best 240mm AIO Cooler

Is your CPU overheating when playing games or when performing heavy-duty projects? What about an inexpensive AIO liquid cooler that will provide excellent cooling power?

The Deepcool LS520 240mm AIO would be an ideal choice. 

This monster cooler has twin 2250 RPM fans to provide an impressive 85. 85 CFM airflow over the 240 mm radiator. However, do not be afraid of noise because the pump produces a maximum of 19dB, and the fans are limited to 33dB regardless of the operating conditions. 

There is much more to the story of the LS520 than just brute force. Furthermore, it has smart and slim design elements with a 27mm radiator to maximize compatibility and a reversible center fan to reduce turbulence between the outer fans for optimized airflow. 

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The CPU block looks neat with these face plates featuring bright, addressable RGB lighting. 

Pros
  • It offers a wide variety of sockets, including Threadripper

  • The reverse middle fan kills the turbulent flow for better air exchange

  • Personalizable RGB CPU block for nice views

Cons
  • 240mm radiators may not handle maximum overclocking

  • Some users rate the tubing as too tight and hard to connect


2. Cooler Master MasterLiquid 240L Core ARGB

Cooler Master MasterLiquid 240L Core - Best 240mm AIO Cooler

Is your CPU overheated during gaming all night long or heavy loads? What about a low-cost liquid cooler that provides cooling?

This 240mm AIO pumps out the necessary cooling amount without breaking the bank.

The solution’s core is a powerful 240mm radiator, and dual 1750RPM fans installed for abundant airflow and heat dissipation. Despite the budget pricing, the MasterLiquid 240L doesn’t compromise its looks. The design is revamped with ARGB lighting to excite your build.

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Hence, if you seek a noise-free liquid cooling solution that won’t cost you an arm and a leg, the Cooler MasterLiquid 240L Core ARGB certainly deserves a look. It provides a great performance and a simple fashion at a low cost that is hard to match.

Pros
  • Fade away the 12dB sound of the pump

  • Sleek look with adjustable RGB lighting

  • Compatibility with the majority of cases/components

Cons
  • Fans can become very noisy if pushed to the limits

  • Also, it is not suitable for superior overclocking or heavy multi-core tasks


3. NZXT Kraken X53 RGB

NZXT Kraken X53 RGB 240mm - Best 240mm AIO Cooler

Are you trying to maintain an appropriately cold CPU with a liquid cooler that is stylish and elegant? Here comes the NZXT Kraken X53 RGB!

This 240mm AIO takes NZXT’s iconic minimalist design with its serious cooling performance. Although the dual 1800 RPM fans aren’t the fastest in the market, they do their job well with assistance from the gigantic radiator. And with up to 33dB max, they offer superb cooling and a quiet ambiance.

As expected, NZXT would only be an NZXT product with awesome RGB lights. The RGB feature is one of the highlights of the Kraken X53, as you can synchronize the lighting on the pump and fans to match up with your build.

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Are you on the lookout for a premium liquid cooler that not only keeps all things chilled but also looks exquisite? The NZXT Kraken X53 RGB 240mm AIO is a must-have on your list. 

Pros
  • 30 mm thick radiator for excellent cooling

  • The RGB lighting with infinite variation is sheer brilliance

  • A choice between black and white

Cons
  • 1800 RPM fans more slowly than others

  • The radiator is typically a drawback, especially for tight cases


4. Corsair H100i iCUE Elite Capellix

Corsair iCUE H100i Elite CAPELLIX XT - Best 240mm AIO Cooler

Do you ever struggle to find a CPU cooler with top-notch performance that looks good? Meet the newest Corsair H100i iCUE Elite Capellix!

This 240mm AIO liquid cooler is as fearsome as it gets. It has a beefy 27mm thick radiator with dual razor-fast 3500 RPM Corsair ML RGB fans for maximum coolness. Along with the raw performance, the H100i iCUE Elite Capellix offers eye-catching RGB lighting that is fully customizable through Corsair’s iCUE software. 

The top-of-the-line has 33 ultra-vibrant Capellix LEDs, which deliver flashy, vivid, and dynamic lighting to make your build different.

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If your power liquid CPU cooling is coupled with unbelievable visuals, the Corsair H100i iCUE Elite Capellix is a cham. Be sure to be prepared to pay extra for top-notch services.

Pros
  • Extremely low pump noise, even 29dB under max load

  • Suitable for almost all Intel and AMD CPU sockets

  • Traditional Corsair assuredness and dependability

Cons
  • A high price tag, however, is justifiable for the power

  • No iCUE LCD, such as its more expensive iCUE Elite LCD variant


5. Lian Li Galahad 240

Lian Li Galahad II Trinity 240MM - Best 240mm AIO Cooler

Need a serious CPU cooling power without compromising spectacle visuals? Take a look at Lian Li Galahad 240 ARGB AIO!

This 240mm liquid cooler provides massive cooling power, an enormous aluminum radiator, and two high-quality fans with very high static pressure.

But what makes the Galahad shine is the stunning ARGB lighting. With 17 customizable lighting effects, playing around with the look is nice and easy until you find the perfect match.

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But be careful not to be deceived by those stunning looks – the Galahad 240 includes a powerful cooling system. In addition, you get plug-and-play installation with a universal Intel and AMD support.

If you like premium liquid cooling for their CPU with dazzling RGB effects in a compact size, the Lian Li Galahad 240 ARGB is a marvelous AIO investment. Except, don’t expect extreme performance for overclocks.

Pros
  • Magnetic caps enable an easy change between two of the fashionable looks

  • Surprisingly, 20dB silent pump noise

  • Ease of installation with socket compatibility

Cons
  • No other software such as RGB software

  • 240mm size could limit overclocking into the extreme category


6. Asus ROG Strix LC 240 RGB

ASUS ROG Strix LC II 240 ARGB - Best 240mm AIO Cooler

Do you want top-quality liquid cooling that is equally impressive as your ROG gaming PC’s unbeatable performance and style? 

Here comes the Asus ROG Strix LC 240 RGB White Edition!

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This gorgeous 240mm AIO cooling was developed from scratch to become the heart of your mega ROG build. ROG brand has a classic, sleek white appearance with customizable addressable RGB lights perfectly synchronized with ROG motherboards and components.

However, Strix LC 240 RGB isn’t only about aesthetics. ROG-tuned fans with high airflow and static pressure power the product. The micro-channelled cold plate is the best option in terms of thermal transfer.

Adding details such as a reinforced tube, precise 4-pin PWM control, and easy-to-install lets you get a cooler that is willing to compete with the hottest CPUs.

If you have already swallowed the ROG Kool-Aid and want your liquid cooling to be just as epic in style and performance, then the Asus ROG Strix LC 240 RGB White Edition is made for you and definitely to be in your high-end gaming setup.

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Pros
  • Unique ROG design in white and bright RGB lighting

  • Huge cooling capability for optimized high-airflow fans

  • Exactly what you need for ROG boards and components

Cons
  • Premium pricing, which can be attributed to the brand’s ROG heritage

  • The radiator of 240mm may be insufficient for extreme overclocking


7. MSI MAG CoreLiquid 240R

MSI MAG CORELIQUID 240R V2 - Best 240mm AIO Cooler

Looking for a liquid cooler for your gaming rig that is robust, quiet, and looks great? Here comes the MSI MAG CoreLiquid 240R!

The large radiator features an integrated pump design, which makes the system quieter and more durable. The cold plate can be rotated 270°, allowing you to set its position perfectly in your case.

However, MAG CoreLiquid is not just about brawn. The three-phase motor with minimal vibrations allows the split liquid pathway to return the heat to the loop effectively. The tubing is three-ply with reinforced meshes that keep water from being evaporated.

On the style side, the ARGB lighting on the pump and fans can be programmed to synchronize a colorful light to match the rest of the MSI components. The use of strategic cable connectors facilitates efficient cable management.

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Pros
  • Powerful 240mm rad with an integrated pump that will be long-lasting

  • Whisper operates quietly at up to 10DB less than its competitors

  • Vibration-suppressing 3-phase pump motor

Cons
  • No other software integration is available for the lighting control

  • 240mm is inadequate for the most extreme overclocks


8. Deepcool LT520

DeepCool LT520 WH 240mm - Best 240mm AIO Cooler

Are you looking for a heavy-duty CPU cooler that has a catchy design to match? Meet the Deepcool LT520!

This 240mm AIO uses a big, thick aluminum radiator and two monstrous 2250RPM FK120 fans to push 85 CFM of free air. Undoubtedly, what truly distinguishes the LT520 is the eye-catching infinity mirror pump cap design. 

The intense addressable RGB lighting can be programmed to create these stunning lighting effects that will be the crown jewel of your build.

Deepcool has built this cooler to deliver superior performance with a cold plate for rapid heat transfer. The covered hose looks good, and the fill port provides a simple operation.

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If you are searching for a product that offers cooling performance, outstanding appearance, and premium quality, you must look at the Deepcool LT520 240mm liquid CPU cooler.

Pros
  • The blazing pump 3100RPM operates in silent 19 dB mode

  • Brilliant infinity mirror top-stopper design

  • High-powered components such as a copper hot plate

Cons
  • No software RGB control is available

  • The 240mm model may not provide the highest overclocking potential


9. Fractal Design Lumen 240

Fractal Design Lumen S24 RGB - Best 240mm AIO Cooler

Your CPU needs to keep cool for those looking to turn up the heat and add some serious RGB shine. Go for the Fractal Design Lumen 240!

This elite 240mm AIO provides powerful cooling with a thicker aluminum radiator, dual high-airflow Aspect fans, and a ceramic pump. However, what makes Lumen unique is its fully addressable RGB lighting.

The removable top cap allows the branding to be done horizontally or vertically, irrespective of how the block is mounted. The 6 mesmerizing LEDs will do their magic by creating mind-blowing lighting effects through your motherboard’s RGB software. It is very easy to go from discreet to dazzling.

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Quality standards are everywhere- from low-per permeability hoses with reinforcement sleeves to the pre-applied thermal paste and articulating joints.

If you’re seeking an advanced 240mm liquid CPU cooler with dazzling RGB lighting and flawless quality, the Fractal Design Lumen 240 can certainly ask for your attention. Just keep in mind that there are some size limitations on radiators.

Pros
  • Broad socket support includes Intel and AMD

  • Quiet 22dB ceramic pump operation

  • Wide socket support covering LGA1700 and AM5

Cons
  • A 240mm radiator can limit the limits of extreme overclocking

  • No RGB controller is included for non-system board control


Conclusion

The 240mm AIO liquid coolers in 2024 offer impressive cooling performance, sleek designs, and customizable RGB lighting to enhance your gaming rig’s aesthetics. The Deepcool LS520 and Cooler Master MasterLiquid 240L provide excellent cooling at an affordable price. 

The Corsair H100i iCUE Elite Capellix and NZXT Kraken X53 RGB stand out for top-tier performance with stunning visuals.

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The Asus ROG Strix LC 240 RGB and MSI MAG CoreLiquid 240R cater to gamers who are building around specific brands. The Lian Li Galahad 240 and Fractal Design Lumen 240 offer eye-catching infinity mirrors and addressable RGB lighting. 

While the Deepcool LT520 combines a blazing pump with an infinity mirror design. With a range of options for performance, aesthetics, and budget, these 240mm AIO ensure your CPU stays cool even during intense gaming sessions.

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