Cooler Master MasterBox MB311L ARGB Mini Tower Micro-ATX PC Case

Cooler Master MB311L ARGB Micro-ATX Mesh Gaming PC Case - MCB-B311L-KGNN-S02

Product Information
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Cooler Master MasterBox MB311L ARGB Mini Tower Micro-ATX PC Case

Overall Rating: 4.2 / 5 (average from multiple review sources, as of 3 Jun 2026)
Based on a total of 15 customer reviews from independent review platforms.

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Cheapest Total Price
Within 3 Working Days
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£45.39
Delivery from £3.95

Cooler Master Mini MasterBox MB311L ARGB

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.
Usually dispatched within 2 to 3 days
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£141.40
Delivery from £27.56

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Product Information

Weight & dimensions

Weight 5.47 kg
Height 400 mm
Depth 366.5 mm
Width 210 mm

Logistics data

Harmonized System (HS) code 84733080

Other features

Cable management clearance 2.2 cm

Storage

Supported HDD sizes 2.5,3.5"

Cooling

Rear radiator sizes supported 120 mm
Top radiator sizes supported 120,240 mm
Front radiator sizes supported 120,140,240,280 mm
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
Front fans supported description 3x 120mm, 2x 140mm
Front fans diameters supported 120,140 mm
Number of front fans supported (max) 3
Front fans installed 2x 120 mm

Ports & interfaces

USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity 2
Audio output Yes
Audio input No

Power supply

Supported power supply form factors ATX
Power supply location Bottom
Power supply included No

Design

Cable management Yes
Maximum CPU cooler height 16.6 cm
Maximum graphics card length 34.4 cm
Maximum PSU length 32.5 cm
Anti-dust filter Yes
Material Mesh, Plastic, Tempered glass
Side window Yes
Number of expansion slots 4
Number of 2.5" bays 2
Number of 3.5" bays 2
Supported motherboard form factors micro ATX, Mini-ITX
Product colour Black
Type PC
Form factor Mini Tower

Cooler Master MasterBox MB311L ARGB Mini Tower Micro-ATX PC Case - Details

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We have found 2 prices for Cooler Master MasterBox MB311L ARGB Mini Tower Micro-ATX PC Case. Our price list is completely transparent with the cheapest listed first. Additional delivery costs may apply.

Cooler Master MasterBox MB311L ARGB Mini Tower Micro-ATX PC Case - Price Information

  • Cheapest price: £45.39
  • The cheapest price is offered by alphacores.co.uk. You can order the product there.
  • The price range for the product Cooler Master MasterBox MB311L ARGB Mini Tower Micro-ATX PC Case is €£45.39to €£141.40 with a total of 2 offers.
  • Payment methods: The online shop alphacores.co.uk supports: Visa, Mastercard
  • Delivery: The shortest delivery time is Within 3 Working Days working days offered by alphacores.co.uk.

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Cooler Master MasterBox MB311L ARGB Mini Tower Micro-ATX PC Case

Cheapest offer

GAMING ON WIDE-OPEN THROTTLEThe MasterBox MB311L ARGB is a Micro-ATX airflow PC case, pre-installed with two ARGB fans and is made to support the latest gaming hardware. The front panel's façade is made entirely of Fine Mesh, placed between two honeycomb vents on either side to maximise airflow. Since running the latest games smoothly means keeping the latest hardware efficiently cooled, the top panel ventilation offers the option to add even more cooling hardware. If nothing is mounted, the top panel acts as passive ventilation.Ready for future upgradesThe internal layout was engineered for a high compatibility for the latest gaming hardware while also accounting for future upgrades. Following in the principles of the award-winning MB Series, versatility is paired with presentation to ensure that any gaming system built inside the MasterBox MB311L ARGB looks as good as it performs.TEMPERED GLASS SIDE PANELHardware, custom-loop cooling, and the pure pride of the builder is shown in pan
£45.39
Within 3 Working Days
alphacores.co.uk
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