MoKo 400x300mm DIY PC Case Dust Mesh Filter vs Thermalright Peerless Assassin 120 SE CPU Air Cooler
Updated August 2026 — The MoKo dust filter is ideal for maintaining a clean PC environment, while the Thermalright cooler excels in CPU cooling performance. Choose based on your specific needs.
The MoKo dust filter is ideal for maintaining a clean PC environment, while the Thermalright cooler excels in CPU cooling performance. Choose based on your specific needs.
Why MoKo 400x300mm DIY PC Case Dust Mesh Filter is better
price
MoKo is cheaper at £12.99
ease of use
Magnetic installation requires no tools
versatility
Can be used for multiple devices beyond PCs
Why Thermalright Peerless Assassin 120 SE CPU Air Cooler is better
cooling performance
Higher TDP support of 120-265W
build quality
Robust metal construction with double tower design
noise level
Operates quietly at 25.6 dB(A)
Overall score
Specifications
| Spec | MoKo 400x300mm DIY PC Case Dust Mesh Filter | Thermalright Peerless Assassin 120 SE CPU Air Cooler |
|---|---|---|
| Price | £12.99 | £29.99 |
| Material | PVC | Aluminum/Copper |
| Airflow | N/A | 66.17 CFM |
| Noise Level | N/A | 25.6 dB(A) |
| Compatibility | N/A | Intel & AMD |
Dimension comparison
Overview of MoKo 400x300mm DIY PC Case Dust Mesh Filter and Thermalright Peerless Assassin 120 SE CPU Air Cooler
The MoKo 400x300mm DIY PC Case Dust Mesh Filter is priced at £12.99, while the Thermalright Peerless Assassin 120 SE CPU Air Cooler costs £29.99. Both products serve distinct purposes in the realm of computer maintenance and performance enhancement, catering to different user needs. The MoKo dust filter focuses on preventing dust accumulation within a PC case, while the Thermalright cooler is designed to enhance CPU cooling efficiency, making them essential for PC builders and enthusiasts alike.
Design and Build Quality
The MoKo dust mesh filter is designed to be easily cut to fit any PC case with its 400 x 300mm size, and it comes with eight magnetic strips for secure attachment without drilling. This ease of installation is complemented by its PVC material, which ensures durability while remaining lightweight. On the other hand, the Thermalright cooler features a robust metal build with a double tower design, optimising thermal performance through its six heat pipes. Measuring at 125mm in length, 135mm in width, and 155mm in height, the Thermalright cooler is engineered for substantial cooling efficiency, making it a solid choice for high-performance CPUs.
Performance and Efficiency
The MoKo filter focuses on maintaining airflow while preventing dust ingress, featuring 1mm holes that do not compromise ventilation. This design aims to prolong the lifespan of computer components by keeping them clean. Conversely, the Thermalright cooler supports CPUs with a thermal design power (TDP) of 120 to 265W. It employs six 6mm heat pipes and two PWM fans that can achieve a maximum airflow of 66.17 CFM. With a noise level of only 25.6 dB(A), it strikes a balance between performance and quiet operation, making it suitable for both gaming and work environments.
Installation and Compatibility
The MoKo dust mesh filter is straightforward to install due to its magnetic strips, requiring no tools or drilling, thus saving time and effort. It can be attached to various types of cases and even used for other devices like gaming consoles, showcasing its versatility. In contrast, the Thermalright cooler comes with metal fasteners and mounting hardware compatible with both Intel (115X/1200/1700) and AMD (AM4) platforms. This ensures a secure and efficient fit for a wide range of CPU configurations, making installation simple for most users.
Usage Scenarios
The MoKo dust filter is ideal for anyone looking to maintain a clean internal environment within their PC, making it particularly useful for users in dusty areas or with pets. Its adaptability allows it to be used for protecting other electronics, adding to its value. The Thermalright cooler, however, is specifically aimed at gamers and professionals who require optimal cooling for demanding tasks. With its higher TDP capability, it is geared towards those who push their systems to the limits, ensuring stability during intense workloads.
Price and Value
At £12.99, the MoKo dust filter offers excellent value for those wanting to keep their computer's internals clean without breaking the bank. Its dual-pack inclusion increases its cost-effectiveness, as users can protect multiple devices. In contrast, while the Thermalright cooler is priced higher at £29.99, its advanced cooling technology and compatibility with high-performance CPUs justify the investment for serious gamers and PC builders. The value derived from improved cooling efficiency can lead to better performance and longevity of components, making it a worthwhile purchase.
Brand Reputation
MoKo is known for providing practical accessories at accessible prices, focusing on user-friendly designs. Their dust filter exemplifies this philosophy, appealing to casual users and PC enthusiasts alike. Thermalright, on the other hand, has established itself as a reputable brand in the cooler segment, with over 20 years of experience. Their Peerless Assassin 120 SE CPU Air Cooler is backed by a history of innovation and quality, making it a trusted choice for those prioritising performance in their builds.
Which should you buy?
Choosing between the MoKo 400x300mm DIY PC Case Dust Mesh Filter and the Thermalright Peerless Assassin 120 SE CPU Air Cooler ultimately depends on your specific needs. If you are looking to protect your computer from dust and improve airflow without much hassle, the MoKo filter at £12.99 is a great investment. However, if your primary concern is maintaining optimal CPU temperatures under load, the Thermalright cooler, with its advanced features and higher price of £29.99, would be the better option. Each product serves a unique purpose, so consider what aspect of PC maintenance is more critical for your setup.
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