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ID-COOLING FX240 PRO Liquid CPU Cooler for Desktop - vs ID-COOLING IS-55 Black CPU Cooler Low Profile

Updated August 2026 — ID-COOLING FX240 PRO Liquid CPU Cooler for Desktop - wins on cooling performa and design, ID-COOLING IS-55 Black CPU Cooler Low Profile wins on noise level.

The ID-COOLING FX240 PRO offers superior cooling performance and aesthetics, while the IS-55 is a budget-friendly, compact option. Choose based on your cooling needs and budget.

Why ID-COOLING FX240 PRO Liquid CPU Cooler for Desktop - is better

Cooling Performance

FX240 PRO has a TDP of 300W vs IS-55's lower capacity.

Airflow

FX240 PRO provides 82.5 CFM compared to IS-55's 54.6 CFM.

Aesthetics

FX240 PRO features a unique CD pattern design.

Why ID-COOLING IS-55 Black CPU Cooler Low Profile is better

Price

IS-55 is $39.99, making it 27% cheaper.

Noise Levels

IS-55 operates at a quieter range of 13.8-31.2 dB(A).

Size

IS-55's low-profile design is ideal for compact builds.

Overall score

ID-COOLING FX240 PRO Liquid CPU Cooler for Desktop -
85
ID-COOLING IS-55 Black CPU Cooler Low Profile
70

Specifications

SpecID-COOLING FX240 PRO Liquid CPU Cooler for Desktop -ID-COOLING IS-55 Black CPU Cooler Low Profile
Pump Speed2900 RPMN/A
Heat PipesN/A5
CompatibilityIntel & AMDIntel & AMD
Fan TypePWMPWM
Max Pressure2.55 mmH2ON/A

Dimension comparison

ID-COOLING FX240 PRO Liquid CPU Cooler for Desktop -ID-COOLING IS-55 Black CPU Cooler Low Profile

Overview of the ID-COOLING FX240 PRO Liquid CPU Cooler

The ID-COOLING FX240 PRO Liquid CPU Cooler is a high-performance cooling solution designed for gamers and those engaged in high-performance computing. Priced at $54.99, it offers significant cooling capabilities with a TDP rating of 300W. The cooler features a unique design with a special CD pattern on the pump header, which not only enhances aesthetics but also contributes to its overall efficiency.

With a powerful pump running at 2900 RPM, it efficiently dissipates heat from the CPU, ensuring optimal performance during intense gaming sessions or demanding workloads. Additionally, the cooler includes two 120mm high-efficiency fans that provide a maximum airflow of 82.5 CFM, making it suitable for extreme cooling scenarios. Its all-black design seamlessly integrates into most PC builds, while the daisy chain connector simplifies cable management.

Overview of the ID-COOLING IS-55 Black CPU Cooler

The ID-COOLING IS-55 Black CPU Cooler offers a compact and efficient air cooling solution, particularly for small form factor builds. At a price of $39.99, it is about 27% cheaper than the ID-COOLING FX240 PRO. The IS-55 features a low-profile design with a total height of just 57mm, making it ideal for HTPCs and ITX setups.

Equipped with five heat pipes and a 120mm PWM fan, this cooler excels in heat dissipation and operates quietly, with a noise level ranging from 13.8 to 31.2 dB(A). The PWM fan provides automatic speed control, ensuring that cooling performance is matched with noise levels, which is beneficial for users seeking a quieter operation. Its design also allows for excellent memory compatibility, making it a versatile option for various builds.

Cooling Performance

The ID-COOLING FX240 PRO is designed for extreme cooling performance, making it an excellent choice for high-demand applications. With its TDP of 300W and powerful pump, it effectively manages heat during heavy CPU usage. The two 120mm fans provide strong airflow and pressure, ensuring that temperatures remain low even under load.

In contrast, the ID-COOLING IS-55, while effective for its size, has a lower maximum airflow of 54.6 CFM and is better suited for less demanding tasks. Its five heat pipes do provide good heat dissipation, but the cooler's overall capacity is limited by its low-profile design. For users who engage in intense gaming or overclocking, the FX240 PRO is likely the better option, whereas the IS-55 is more appropriate for standard computing needs.

Noise Levels

Noise levels are a crucial factor for many users when selecting a CPU cooler. The ID-COOLING FX240 PRO operates with two fans that can generate significant noise, especially at maximum RPM. However, the cooler is designed to balance performance and noise, making it reasonably quiet during regular operation.

The ID-COOLING IS-55 shines in this category, boasting a noise level range of 13.8 to 31.2 dB(A) thanks to its PWM fan. This makes it an attractive option for users who prioritize quiet operation, particularly in home theater or office setups. While the FX240 PRO offers superior cooling performance, the IS-55 is a better choice for those who need a quieter solution without sacrificing too much on cooling efficiency.

Design and Aesthetics

Aesthetics can play a significant role in the choice of a CPU cooler, especially among PC builders who aim for visually appealing setups. The ID-COOLING FX240 PRO sports an all-black layout with a unique CD pattern on the pump, enhancing its visual appeal in modern builds. Its design allows it to blend seamlessly into dark-themed systems, making it a popular choice for gamers and enthusiasts.

On the other hand, the ID-COOLING IS-55, while functional, has a more utilitarian appearance. Its low-profile design is practical for space constraints but lacks the same level of visual flair as the FX240 PRO. Users looking for a cooler that complements their build's aesthetics may prefer the FX240 PRO, while those focused on functionality may find the IS-55 sufficient.

Installation and Compatibility

Installation ease and compatibility are essential considerations for CPU coolers. Both the ID-COOLING FX240 PRO and IS-55 are compatible with a wide range of Intel and AMD sockets, including newer models. The FX240 PRO's installation may require more effort due to its liquid cooling setup, but it is designed to fit into most standard PC cases without issue.

The IS-55, with its compact size, is simpler to install and is particularly advantageous for Mini-ITX motherboards, where space is limited. This makes it an ideal choice for users building smaller systems or those who may not be as experienced with PC building. Ultimately, the choice may depend on the user's comfort level with installation and the specific requirements of their build.

Price Comparison

When considering price, the ID-COOLING FX240 PRO is available for $54.99, while the ID-COOLING IS-55 is priced at $39.99. This makes the IS-55 approximately 27% cheaper than the FX240 PRO. For users on a budget or those who do not require the extreme cooling capabilities of a liquid cooler, the IS-55 provides an attractive and cost-effective alternative.

However, for those who prioritize high performance and the ability to handle demanding tasks, the investment in the FX240 PRO may be worth the additional cost. The price difference reflects the capabilities and design of each cooler, catering to different segments of the market.

Which should you buy?

In conclusion, the choice between the ID-COOLING FX240 PRO and the ID-COOLING IS-55 ultimately depends on your specific needs and preferences. If you require superior cooling performance, particularly for gaming or intensive applications, the FX240 PRO is the clear winner with its robust specifications and aesthetic appeal. However, if you are looking for a budget-friendly, low-profile solution that operates quietly, the IS-55 is an excellent choice. It’s important to weigh the importance of cooling performance against budget and space constraints to make the best decision for your build.