Top 10 Cooler Master MasterBox Q300L Micro-atx Chassis UK – Computer Cases

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1. Cooler Master

Window Side Panel' MCB-Q300L-KANN-S00, Modular I/O Panel, Cooler Master MasterBox Q300L Computer Case 'Magnetic Patterned Dust Filters, Black

Cooler Master - Patterned magnetic dust filters - The custom-designed front and top magnetic dust filters are completely removeable and present a sophisticated, yet cunningly minimalist, functional chassis facade. Behind the motherboard tray is 28mm of allocated space for clean cable management.

Vertical or horizontal- the masterbox case features rubberized thumbscrews that enable either a standing or laying orientation with fully-perforated panels for multiple airflow configurations. Multiple cooling options - the front panel can support up to two 140mm fans or a 240mm liquid cooler radiator. The rear panel supports a 120mm cooling module fan or radiator, while the top can house two 120mm fans.

Edge-to-edge display - the square edge-to-edge transparent side panel enables a full display of any system build, and includes an I/O panel which can be rotated into 3 different orientations on either side. Spacious interior - the masterbox q300l supports cpu coolers up to a height of 159mm, graphics cards GFX up to a length of 360mm, and power supplies PSU up to 160mm in length.
BrandCooler Master
ManufacturerCooler Master Europe B.V.
Height38.1 cm (15 Inches)
Length39.08 cm (15.39 Inches)
Weight0.48 kg (1.06 Pounds)
Width23 cm (9.06 Inches)
Part NumberMCB-Q300L-KANN-S00
ModelMCB-Q300L-KANN-S00
Warranty2 years

2. Cooler Master

Cooler Master MasterBox Q300L White version

Cooler Master - The masterbox q300l case supports cpu coolers up to a height of 159mm, graphics cards up to a length of 360mm, and power supplies up to a length of 160mm. Minimized dimension with ATX PSU Support.

High flexibility for System Building. On both side of the body you can install the I/O panel at the front, top or bottom. The front supports up to two 140mm fans and up to a 240mm radiator. All to ensure you don't have to compromise on performance. The open design of the perforated front, top and bottom guarantees excellent thermal performance. Clean routing space - behind the motherboard tray, 28mm of space is offered for cable management. The rear supports a 120mm fan or radiator and the top two 120mm fans. Patterned Dust Filter. The i/o panel can be adjusted to six different locations.
BrandCooler Master
ManufacturerCool master
Height18.11
Length10.63
Weight13.23
Width16.93
Part NumberMCB-Q300L-WANN-S00
ModelMCB-Q300L-WANN-S00
Warranty1 year manufacturer

3. Cooler Master

And Multiple Cooling Options, Clean Routing, Cooler Master MasterBox Q300P – RGB mATX Mini Tower Case for Portable Gaming with Full Side Panel Display

Cooler Master - Spacious interior - the masterbox q300p supports cpu coolers up to a height of 159mm, graphics cards GFX up to a length of 360mm, and power supplies PSU up to 160mm in length. Vertical or horizontal- the masterbox case features rubberized thumbscrews that enable either a standing or laying orientation with fully-perforated panels for multiple airflow configurations.

Multiple cooling options - the front panel can support up to two 140mm fans or a 240mm liquid cooler radiator. The rear panel supports a 120mm cooling module fan or radiator, while the top can house two 120mm fans. Edge-to-edge display - the square edge-to-edge transparent side panel enables a full display of any system build, and includes an I/O panel which can be rotated into 3 different orientations on either side.

Rgb on the go - includes 4 removeable handles and 2 pre-installed 120mm RGB front fans which can be directly connected to RGB compatible motherboard or assigned via the manual controller. Behind the motherboard tray is 28mm of allocated space for clean cable management.
BrandCooler Master
ManufacturerCooler Master Europe B.V.
Height17.72
Length45 cm (17.72 Inches)
Weight10.14
Width9.06
Part NumberMCB-Q300P-KANN-S02
ModelMCB-Q300P-KANN-S02

4. Cooler Master

Cooler Master MasterBox Lite 3.1 Computer Case 'microATX, Window Side Panel' MCW-L3B3-KANN-01, Mini-ITX, USB 3.0

Cooler Master - Materials : Steel, plastic. Support for up to 3 cooling fans and a watercooling system. Usb 3. 0 x 1, usb 2. 0 x 1, audio In / Out. Customizable trim colours. Sleek, tinted side window panel and DarkMirror removable front panel.
BrandCooler Master
ManufacturerCooler Master Europe B.V.
Height18.5
Length15.8
Weight9.79
Width23.58 cm (9.28 Inches)
Part NumberMCW-L3B3-KANN-01
ModelMCW-L3B3-KANN-01
Warranty2 Year

5. Cooler Master

Brushed Steel PC Case with Side Mesh Intakes, Steel Panel, Improved Internal Clearances, Enhanced Cooling Versatility, Cooler Master MasterBox MB600L V2, Ventilated PSU Shroud

Cooler Master - Room for upgrades - the 37l frame accommodates atx, micro-atx and mini-itx motherboards; cpu coolers up to 161mm; Graphics cards GFX/GPU up to 350mm, PSUs up to 160mm with HDD cage; Supports top 240mm, front 280mm & rear 120mm radiators.

Elegant mid-tower case - the masterbox mb600l v2 is an upgraded version of the original MB600L featuring a minimalistic brushed-steel front panel with a cunning translucent logo for subtle RGB/ARGB fan backlighting. Greater customization - a breathable psu shroud enables inverted or passive cooling builds; A removeable HDD cage under the shroud is ideal for alternative builds or longer PSUs; Includes 18. 5mm of cable routing space and front/top/bottom dust filters.

Enhanced airflow - the v2 chassis includes top panel ventilation & radiator support max. 240mm while the front panel employs enlarged air inlets on either side enabling up to 6 case fans in total rear 120mm fan included. Well connected - the top i/o panel includes 2 x usb 3. 2 gen1 type-a ports 5mbps and a 3. 5mm headset jack audio + Mic; Includes 2-year warranty.
BrandCooler Master
ManufacturerCooler Master
Height17.93
Length15.96
Weight10.14
Width8.03
Part NumberMB600L2-KNNN-S00
ModelMB600L2-KNNN-S00
Warranty2 years

6. Cooler Master

Black, Cooler Master MasterBox TD500 Mesh V2, E-ATX Mid-Tower PC Case with Tessellated Mesh, 3 x 120mm Pre-Installed ARGB Fans, Tempered Glass Side Panel, Removable Top Panel, USB Type-C 10Gbps

Cooler Master - Multiple cooling options – comes with 3 x cf120 argb frontal fans; the front & top panels each support up to 3 x 120mm fans/2 x 140mm fans, or a 360mm radiator, the rear panel supports 1 x 120mm fan/radiator. 3 x 120mm argb fans - pre-installed fan lighting can be assigned via onboard controller or directly connected to an ARGB supported motherboard ASUS, Gigabyte, MSI & ASRock; The front and top panel features Fine Mesh technology for optimal airflow.

Maximize the possibilities -the td500 mesh v2 interior accommodates e-atx up to 12” x 107”, atx, micro-atx and mini-itx motherboards; cpu coolers up to 165mm in height; Graphics cards GFX/GPU up to 410mm in length; PSU up to 200mm in length.

Rich connectivity i/o panel - the i/o panel features 2 x usb 3. 2 gen 1 type-a ports, 1 x USB 3. 2 gen 2 type-c port, 1 x audio jack and 1 x Reset/ARGB button for fast data transmission and excellent connectivity. Tempered glass side panel - a removable top panel and tempered-glass side panel provide easy access and showcase system build tool-free design; The PSU shroud comes with a removable cover to showcase or hide the PSU.
BrandCooler Master
ManufacturerCooler Master Europe B.V.
Height50 cm (19.69 Inches)
Length49.9 cm (19.65 Inches)
Weight7.7 kg (16.98 Pounds)
Width21 cm (8.27 Inches)
Part NumberTD500V2-KGNN-S00
ModelTD500V2-KGNN-S00
Warranty2 years

7. Cooler Master

Flexible Air Flow Configurations, ATX PC Case with Tinted Front Panel, RGB, Glass Side Panel, 3 x 120mm Pre-Installed Fans, Cooler Master MasterBox MB520 RGB

Cooler Master - Gfx cables can be routed directly through the PSU shroud rubber grommet. The front panel features a smooth reflective finish with tinted transparency and dual air intakes for optimal inward airflow, while the top panel comprises of a perforated mesh for maximum exhaust volume.

Multiple fan and radiator configurations - front: 3 x 120mm, 2 x 140mm* fans, and up to a 360mm radiator with a maximum thickness of 50mm excl. Fans. Top: 2 x 120/140mm fans and up to a 240mm radiator. The storage trays, hidden in the PSU shroud, can mount an SSD and HDD simultaneously. Edge-to-edge tempered glass side panel - Showcase your build and system lighting effects through the 4mm-thick tempered glass side panel. Components clearance / cable management - supports cpu coolers air/liquid up to a height of 165mm, graphic cards GFX up to a length of 410mm and power supplies PSU up to a length of 180mm.

Rear: 1 x 120mm fan and radiator. Expanding the possibilities - spacious interior layout accommodates standard form factor ATX motherboards for gaming needs Mini-ITX, Micro-ATX, Standard ATX. Materials: steel, Tempered Glass, Plastic. 3 x 120mm rgb fans - the pre-installed fan lighting can be assigned via an onboard controller or directly connected to RGB supported motherboards ASUS, Gigabyte, MSI and ASRock.
BrandCooler Master
ManufacturerCooler Master Europe B.V.
Height18.43
Length19.53
Weight6.59 kg (14.53 Pounds)
Width8.58
Part NumberMCB-B520-KGNN-RGB
ModelMCB-B520-KGNN-RGB
Warranty2 Years

8. Cooler Master

ATX Mid-Tower PC Case with Tempered Glass Side Panel, Cable Management, without ODD, 2 x 120mm Pre-Installed Fans, Multiple Airflow Configurations, Cooler Master MasterBox NR600

Cooler Master - Tempered glass side panel - the nr600 comes with a stylish tempered glass side panel which allows for showcasing the systems build - the side panel sits flush against the chassis, through fastening on the rear panel. Cable management - cables can be neatly routed through the back of the motherboard where there is a clearance of 20 to 28mm - rubber grommets are used for even cleaner routing.

Impressive clearances - the masterbox nr600 can accommodate motherboards of the atx, as well as CPU coolers up to a height of 166mm, micro-ATX and mini-ITX type, graphics card GFX up to 410mm in length and power supplies unit PSU up to 160mm. Superior cooling support - two 120mm fans come preinstalled in the front and rear panels - the front panel supports 3 x 120mm fans/1 x 360mm radiator, the top supports 2 x 120mm fans/1 x 240mm radiator and rear supports a 120mm fan/1 x 120mm radiator.

Minimalist design for improved performance - The case features a minimalistic design with mesh front panel and ventilated top which improve the airflow within the chassis - the top and bottom panels contain magnetic dust filters.
BrandCooler Master
ManufacturerCooler Master Europe B.V.
Height21.26
Length11.42
Weight0.02
Width21.26
Part NumberMCB-NR600-KGNN-S00
ModelMCB-NR600-KGNN-S00
Warranty1 Year

9. Cooler Master

Transparent Side Panel, Racing Intakes, Flexible Air Flow Configurations, ATX PC Case with Front Mesh Panel, Red Accent, Cooler Master MasterBox MB511

Cooler Master - Main components clearance - supports cpu coolers air/liquid up to a height of 165mm, graphic cards GFX up to a length of 410mm and power supplies PSU up to a length of 180mm.

Edge-to-edge transparent side panel - Showcase your build through the lightweight acrylic side panel. Rear: 1 x 120mm fan and radiator. Expanding the possibilities - spacious interior layout accommodates standard form factor ATX motherboards for gaming needs Mini-ITX, Micro-ATX, Standard ATX. Fine mesh front panel - designed for demanding gaming systems, the front and top panel employ a fine mesh to ensure high-volume airflow while filtering dust. Multiple fan and radiator configurations - front: 3 x 120mm, 2 x 140mm* fans, and up to a 360mm radiator with a maximum thickness of 50mm excl. Fans. Top: 2 x 120/140mm fans and up to a 240mm radiator.
BrandCooler Master
ManufacturerCooler Master Europe B.V.
Height18.43
Length19.53
Weight6.45 kg (14.22 Pounds)
Width8.54
Part NumberMCB-B511D-KANN-S00
ModelMCB-B511D-KANN-S00
Warranty2 Years

10. Cooler Master

Cooler Master TD500 Mesh, Mid-Tower

Cooler Master - Edge-to-edge crystalline tempered glass side panel - Showcase your build and system lighting effects through the 4mm-thick tempered glass side panel - precision-engineered for strength as well as aesthetics. Mini-itx, micro-atx, e-atx* *up to 12" x 107".

Main components clearance - supports cpu coolers air/liquid up to a height of 165mm, graphic cards GFX up to a length of 410mm and power supplies PSU up to a length of 180mm. Versatile fan and radiator support - support for up to seven 120mm fans and dual 360mm radiators on the top and front panel ensure that even the most extreme systems stay cool. The front panel features full tessellated mesh for optimal inward airflow, while the top panel comprises of a fine mesh for maximum exhaust volume.

Maximize the possibilities - spacious interior layout accommodates standard form factor ATX motherboards for gaming needs, SSI CEB, Standard ATX, e. G. 3 x 120mm argb fans - the pre-installed fan lighting can be assigned via an onboard controller or directly connected to ARGB supported motherboards ASUS, Gigabyte, MSI and ASRock.
BrandCooler Master
ManufacturerCooler Master Europe B.V.
Height57 cm (22.44 Inches)
Length57.2 cm (22.52 Inches)
Weight6.95 kg (15.32 Pounds)
Width29 cm (11.42 Inches)
Part NumberMCB-D500D-KGNN-S01
ModelMCB-D500D-KGNN-S01
Warranty2 year manufacturer