Cooler Master Sleeve Case for 31" Displays
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| Identifiers | |
|---|---|
| MPN | Cooler Master MCB-B311L-KGNN-S01 |
| Dimensions / Weight | |
| Key Features | |
|
Anti-dust filter Indicates whether the product includes an anti‑dust filter that helps prevent dust accumulation and maintain airflow or performance. A value of "Yes" means a filter is present; "No" means it is absent.
|
Yes |
|
Audio input Indicates whether the product includes a dedicated audio input port (e.g., 3.5 mm jack, RCA, optical). A value of "Yes" means an audio input is present; "No" means it is absent.
|
Yes |
|
Colour The colour or combination of colours that a product is available in, expressed as common names such as "Black", "Silver" or comma‑separated lists like "Black, White". It indicates the visual appearance of the item for consumers.
|
Black |
|
Depth The linear measurement of an object from front to back or top to bottom, expressed in a physical unit such as millimeters, centimeters, inches, etc. It indicates how deep the item is and can be used for fitting, compatibility, or spatial planning.
|
435.5 mm |
|
Form factor Specifies the physical configuration or design of a product, such as ATX, Micro‑ATX, Mini‑ITX, tower, case with cover, etc. It describes how the device is built and what mounting or expansion options it supports.
|
Mini Tower |
| Front fans diameters supported | 120,140 mm |
|
Front fans installed Indica los ventiladores que están físicamente instalados en la parte frontal del producto, indicando para cada uno el número de unidades y su diámetro (por ejemplo, "1x 120 mm"). Este atributo permite conocer los tamaños exactos de los ventiladores presentes y facilita la planificación de refrigeración o compatibilidad con accesorios.
|
2x 120 mm |
|
HDD/SSD combo cage Indicates whether the product includes a cage or enclosure that can accommodate both a hard disk drive (HDD) and a solid‑state drive (SSD) simultaneously. A value of "Yes" means the case is designed to hold one HDD and one SSD in the same bay, while "No" indicates it supports only one type of drive at a time.
|
Yes |
|
Height The vertical dimension of a product measured from its lowest to highest point. It is expressed in a physical unit such as millimetres, centimetres or inches and applies to any item where height is relevant, including books, electronics, furniture and other objects.
|
410 mm |
|
Illumination Indicates whether a product has illumination or lighting capability. The value is "Yes" if the product includes any form of light source (LED, back‑lit display, built‑in lamp, etc.) and "No" otherwise.
|
Yes |
|
Illumination colour The hue or combination of hues emitted by a light source, expressed as common colour names such as "Red", "Green", "Blue" or comma‑separated lists like "Red, Green, Blue". This attribute indicates the perceived colour of the illumination produced by devices such as LEDs, lamps, or other lighting fixtures.
|
Red/Green/Blue |
|
Illumination location The physical position within a product where an illumination source is installed, such as front, rear, top, side, or internal. This attribute helps users understand where the light originates and how it integrates with the device’s design.
|
Case fans |
|
Material The material indicates the type of substance from which a product is made, such as metal, plastic, wood, glass, or composite materials. It helps users understand the product’s durability, weight, appearance, and suitability for specific applications.
|
Mesh,Plastic,Tempered glass |
|
Maximum cpu cooler height The vertical dimension of a CPU cooler measured from its lowest to highest point, expressed in a physical unit such as millimetres, centimetres or inches. This attribute applies to any computer system where the height of the cooling solution is relevant for compatibility with case clearance and airflow considerations.
|
16.6 cm |
|
Maximum graphics card length The maximum linear dimension of a graphics card that can fit within the product’s enclosure, expressed in a standard length unit such as centimeters or inches. It indicates how large a GPU can be installed without exceeding the case or chassis limits.
|
34.4 cm |
|
Maximum psu length The maximum linear dimension of a power supply unit that can fit within the product’s enclosure, expressed with a standard length unit such as centimeters or inches. It indicates the longest PSU that can be installed without requiring modifications to the case or chassis.
|
32.5 cm |
|
Number of 2.5 Bays The total count of 2.5‑inch drive bays available in a computer case or enclosure. This value indicates how many 2.5‑inch hard drives, solid‑state drives, or other compatible storage devices can be installed.
|
2 |
|
Number of expansion slots The total count of physical expansion slots available on a computer case for installing additional hardware such as PCI‑Express cards, USB adapters or other peripheral modules. The value is an integer without any unit and represents how many separate slots can be used to expand the system’s capabilities.
|
4 |
| Power supply included | No |
|
Power supply location The physical position where the power supply unit is installed or mounted within a device, such as top, bottom, rear, side, front, or built‑in. This attribute helps users understand where to find the power source and plan cable routing or ventilation.
|
Bottom |
|
Rear fans diameters supported The sizes of fans that can be installed on the rear side of a computer case, expressed in millimetres (mm). Values may list one or more diameters separated by commas, indicating all compatible fan sizes for that position.
|
120 mm |
|
Side window Indicates whether the product includes a side panel window that allows visual access or ventilation to internal components.
|
Yes |
|
Supported HDD sizes A list of the physical dimensions of hard drives that a product can accommodate, expressed in inches or millimeters (e.g., "2.5", "3.5", "M.2"). The values are typically separated by commas and indicate which drive form factors fit within the device’s bays or slots.
|
2.5,3.5" |
|
Supported motherboard form factors A list of the physical layout and size classifications of motherboards that a computer case or chassis supports, such as ATX, Micro‑ATX, Mini‑ITX, E‑ATX, SSI CEB, etc. Each value represents a distinct form factor that can be mounted in the device.
|
Micro ATX,Mini-ITX |
|
Supported power supply form factors A list of the physical form‑factor types that a power supply unit can fit into, such as ATX, SFX, EPS, ITX or other standardized sizes. Each value represents a compatible chassis or motherboard mounting configuration for the PSU.
|
ATX |
|
Type The general category or style of the product, such as laptop, printer cartridge, or cooling fan. It helps buyers quickly identify the nature of the item and compare similar products.
|
PC |
|
Weight The mass of the product expressed in a standard unit such as grams or kilograms. It represents how heavy the item is and can be used for shipping calculations, handling instructions, or consumer information.
|
5.47 kg |
|
Width The horizontal measurement of a product, expressed in a linear unit such as millimetres or inches. It indicates how wide the item is from one side to the other and is used for sizing, fitting, and compatibility purposes.
|
217.5 mm |

Cooler Master is a Taiwanese computer hardware company that produces a wide range of products, including cases, power supplies, CPU coolers, and gaming peripherals. The company is well-known for its quality products and for its support of the modding community.







