Cooler Master Silencio S400 Black Tower Case (M-ITX/M-ATX) - MCS-S400-KN5N-S00
Cooler Master Silencio S400 Black Tower Case (M-ITX/M-ATX) - MCS-S400-KN5N-S00
Overall Rating: 4.3 / 5 (average from multiple review sources, as of 26 May 2026)
Based on a total of 16,514 customer reviews from independent review platforms.
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The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
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pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 16,514 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
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Cooler Master Silencio S400 Black Tower Case (M-ITX/M-ATX)
Overall Rating: 4.8 / 5 (average from multiple review sources, as of 28 May 2026)
Based on a total of 252 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 252 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
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£104.84
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Cooler Master Silencio S400 Black Tower Case (M-ITX/M-ATX)
Overall Rating: 4.8 / 5 (average from multiple review sources, as of 28 May 2026)
Based on a total of 252 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 252 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Usually dispatched within 6 to 7 days
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£104.84
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Cooler Master Silencio S400 Black Tower Case (M-ITX/M-ATX)
Overall Rating: 4.8 / 5 (average from multiple review sources, as of 28 May 2026)
Based on a total of 252 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 252 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Usually dispatched within 5 to 6 days
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£109.49
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Cooler Master Silencio S400 Black Tower Case (M-ITX/M-ATX)
Overall Rating: 4.8 / 5 (average from multiple review sources, as of 28 May 2026)
Based on a total of 252 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 252 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
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£115.39
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Cooler Master Silencio S400 Midi Tower Black
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 23 May 2026)
Based on a total of 23,617 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 23,617 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 6 - 13 working days of receiving cleared payment.
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£133.94
Delivery from £24.00
Cooler Master Silencio S400 Black Tower Case (M-ITX/M-ATX)
Overall Rating: 4.8 / 5 (average from multiple review sources, as of 28 May 2026)
Based on a total of 252 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 252 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Usually dispatched within 3 to 4 days
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£137.17
Delivery from £13.99
Cooler Master Silencio S400 Black Tower Case (M-ITX/M-ATX)
Overall Rating: 4.8 / 5 (average from multiple review sources, as of 28 May 2026)
Based on a total of 252 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 252 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
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£182.00
Delivery from £28.87
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Product Information
Weight & dimensions
| Weight | 7.03 kg |
| Height | 408 mm |
| Depth | 418 mm |
| Width | 210 mm |
Packaging data
| Package width | 278 mm |
| Package depth | 480 mm |
| Package height | 480 mm |
| Package weight | 8.06 kg |
Logistics data
| Harmonized System (HS) code | 84733080 |
Other features
| Volume | 33.9 L |
Storage
| Card reader integrated | Yes |
| Compatible memory cards | MMC, SD |
| Supported HDD sizes | 2.5,3.5,5.25" |
Cooling
| Rear radiator sizes supported | 120 mm |
| Top radiator sizes supported | 120,240 mm |
| Liquid cooling capability | Yes |
| Front radiator sizes supported | 120,140,240 mm |
| Fan speed | 800 - 1400 RPM |
| Top fans diameters supported | 120,140 mm |
| Number of top fans supported (max) | 2 |
| Rear fans diameters supported | 120 mm |
| Number of rear fans supported (max) | 1 |
| Rear fans installed | 1x 120 mm |
| Front fans diameters supported | 120,140 mm |
| Number of front fans supported (max) | 2 |
| Front fans installed | 1x 120 mm |
Ports & interfaces
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 2 |
| Audio output | Yes |
| Audio input | Yes |
Power supply
| Supported power supply form factors | ATX, PS2 |
| Power supply location | Bottom |
| Power supply included | No |
Design
| Cable management | Yes |
| Reset button | Yes |
| On/off button | Yes |
| Maximum CPU cooler height | 16.7 cm |
| Maximum graphics card length | 31.9 cm |
| Maximum PSU length | 32.5 cm |
| Anti-dust filter | Yes |
| Material | Plastic, Steel |
| Side window | No |
| Number of expansion slots | 4 |
| Number of 2.5" bays | 4 |
| Number of 3.5" bays | 4 |
| Number of 5.25" bays | 1 |
| Supported motherboard form factors | micro ATX, Mini-ITX |
| Product colour | Black |
| Type | PC |
| Form factor | Midi Tower |
Product information
At a glance
- Exceptional sound insulation for quiet operation
- Stylish design with tempered glass panel
- Multiple cooling options for optimal performance
Note: This text was created with the help of AI.
Silence Meets Style: The Cooler Master Silencio S400
The PC Cases world has been revolutionised with the Cooler Master Silencio S400, an ideal choice for gamers and professionals seeking a premium experience without the disruption of loud fan noise. It’s designed for those who prioritize both performance and tranquility, allowing you to focus on what really matters—gaming, working, or simply enjoying multimedia content. Whether you're building a sleek workstation or a robust gaming rig, this case is tailored for tech enthusiasts who value aesthetics and functionality in equal measure.
Superior Noise Dampening Features
The Silencio S400 stands out for its exceptional noise reduction capabilities. It’s equipped with sound-dampening panels on the top, front, and side, effectively minimizing any operational noise generated by your components. This means you can build your dream setup without worrying about distractions. The case also features support for multiple cooling options, including room for up to 4 fans or a water-cooling radiator at the front, ensuring that your system remains cool and quiet under pressure.
Sleek and Functional Design
Aesthetically, the Silencio S400 doesn’t skimp. The brushed aluminum front panel and clean edges give it a modern, sophisticated look that will fit seamlessly into any environment. The interior is just as impressive, featuring a spacious layout that allows for easy cable management and a tidy finish. With its tempered glass side panel, you can showcase your components while keeping everything low-key and stylish. The case also supports a variety of GPU sizes and multiple storage options, making it versatile for various builds.
Enhanced Cooling and Connectivity Options
When it comes to cooling, the Silencio S400 is equipped with a removable dust filter and a highly efficient airflow design to keep your system running smoothly. Plus, the case boasts multiple connectivity options with USB 3.0 and USB 2.0 ports at the top, allowing for easy access to your devices. This combination of convenience, performance, and appealing visuals makes the Cooler Master Silencio S400 the perfect choice for anyone looking to build a powerful yet discreet system.
Note: This text was created with the help of AI.
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