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Promo

Cooler Master MasterBox MB320L ARGB Mid Tower Gaming Case - Black

Get 5% off when you buy 3 or more different components*
  • Max Motherboard Size: mATX
  • Tempered Glass Side
  • 2 x 2.5" / 2 x 3.5" Bay(s)
  • PSU Not Included

£69.99 inc VAT

CCL Code: CAS3949|
Part Number: MCB-B320L-KGNN-S02
|Manufacturer: Cooler Master
Great Saving

Cooler Master MasterBox TD300 Mesh Mid Tower Case - Black

Get 5% off when you buy 3 or more different components*
  • PSU not included
  • 0 x 5.25" External Bay(s)
  • 4 x 2.5" Drive(s) Max
  • 2 x 3.5" Drive(s) Max
  • Max MB Size: Micro-ATX
  • Tempered Glass

Was £109.91

SAVE £44

Now only

£64.99 inc VAT

CCL Code: CAS4611|
Part Number: TD300-KGNN-S00
|Manufacturer: Cooler Master
Promo

Cooler Master MasterBox TD500 Mesh V2 Mid Tower Gaming Case - Black

Get 5% off when you buy 3 or more different components*
  • Max Motherboard Size: ATX
  • Tempered Glass Side with ARGB
  • 3 x 4-pin PWM Fan(s)
  • Front USB Type-C Port
  • 3 x 2.5" / 2 x 3.5" Bay(s)
  • PSU Not Included

£105.99 inc VAT

CCL Code: CAS4675|
Part Number: TD500V2-KGNN-S00
|Manufacturer: Cooler Master
Promo

Cooler Master Ncore 100 MAX ITX Case - Grey

Get 5% off when you buy 3 or more different components*
  • Max Motherboard Size: ITX
  • Solid Side
  • Front USB Type-C Port
  • 1 x 2.5" / 0 x 3.5" Bay(s)
  • 850W PSU Included

£349.99 inc VAT

CCL Code: CAS4976|
Part Number: NR100-MNNN85-SL1
|Manufacturer: Cooler Master
Promo

Cooler Master HAF 700 EVO Full Tower Gaming Case - White

Get 5% off when you buy 3 or more different components*
  • Max Motherboard Size: SSI-EEB
  • Tempered Glass Side with ARGB
  • Front USB Type-C Port
  • 12 x 2.5" / 12 x 3.5" Bay(s)
  • PSU Not Included

£440.99 inc VAT

CCL Code: CAS4975|
Part Number: H700E-WGNN-S00
|Manufacturer: Cooler Master
Great Saving

Cooler Master HAF 700 EVO Full Tower Case - Grey

Get 5% off when you buy 3 or more different components*
  • Max Motherboard Size: E-ATX
  • Tempered Glass Side with ARGB
  • Front USB Type-C Port
  • 12 x 2.5" / 12 x 3.5" Bay(s)
  • PSU Not Included

Was £487.72

SAVE £105

Now only

£381.99 inc VAT

CCL Code: CAS4607|
Part Number: H700E-IGNN-S00
|Manufacturer: Cooler Master
Great Saving

Cooler Master Qube 500 Mid Tower Case - Black

Get 5% off when you buy 3 or more different components*
  • 3 x 2.5" Drive(s) Max
  • 4 x 3.5" Drive(s) Max
  • Tempered Glass

Was £1,325.00

SAVE £1236

Now only

£88.99 inc VAT

CCL Code: CAS4851|
Part Number: Q500-KGNN-S00
|Manufacturer: Cooler Master
Great Saving

Cooler Master Qube 500 Mid Tower Case - White

Get 5% off when you buy 3 or more different components*
  • 3 x 2.5" Drive(s) Max
  • 4 x 3.5" Drive(s) Max
  • Tempered Glass

Was £1,325.00

SAVE £1236

Now only

£88.99 inc VAT

CCL Code: CAS4849|
Part Number: Q500-WGNN-S00
|Manufacturer: Cooler Master
Great Saving

Cooler Master Qube 500 Mid Tower Case

Get 5% off when you buy 3 or more different components*
  • 3 x 2.5" Drive(s) Max
  • 4 x 3.5" Drive(s) Max
  • Tempered Glass

Was £1,325.00

SAVE £1215

Now only

£109.99 inc VAT

CCL Code: CAS4850|
Part Number: Q500-DGNN-S00
|Manufacturer: Cooler Master
Great Saving

Cooler Master MasterBox 520 Mesh Mid Tower Gaming Case - Black

Get 5% off when you buy 3 or more different components*
  • Max Motherboard Size: E-ATX
  • Tempered Glass Side with ARGB
  • Front USB Type-C Port
  • 3 x 2.5" / 2 x 3.5" Bay(s)
  • PSU Not Included

Was £116.63

SAVE £13

Now only

£102.99 inc VAT

CCL Code: CAS4580|
Part Number: MB520-KGNN-S00
|Manufacturer: Cooler Master
Great Saving

Cooler Master MasterBox 520 Mesh Mid Tower Gaming Case - White

Get 5% off when you buy 3 or more different components*
  • Max Motherboard Size: E-ATX
  • Tempered Glass Side with ARGB
  • Front USB Type-C Port
  • 3 x 2.5" / 2 x 3.5" Bay(s)
  • PSU Not Included

Was £119.99

SAVE £15

Now only

£104.99 inc VAT

CCL Code: CAS4581|
Part Number: MB520-WGNN-S00
|Manufacturer: Cooler Master

Cooler Master MasterBox 520 Mid Tower Gaming Case - White

Get 5% off when you buy 3 or more different components*
  • Max Motherboard Size: E-ATX
  • Tempered Glass Side with ARGB
  • Front USB Type-C Port
  • 3 x 2.5" / 2 x 3.5" Bay(s)
  • PSU Not Included
CCL Code: CAS4579|
Part Number: MB520-WGNN-S01
|Manufacturer: Cooler Master

Cooler Master HAF 500 Mid Tower Case - Black

Get 5% off when you buy 3 or more different components*
  • Max Motherboard Size: E-ATX
  • Tempered Glass Side with ARGB
  • Front USB Type-C Port
  • 4 x 2.5" / 2 x 3.5" Bay(s)
  • PSU Not Included
CCL Code: CAS4605|
Part Number: H500-KGNN-S00
|Manufacturer: Cooler Master

Cooler Master MasterBox NR200P V2 SFF Case - White

Get 5% off when you buy 3 or more different components*
  • Max Motherboard Size: ITX
  • Tempered Glass Side
  • 1 x 4-pin PWM Fan(s)
  • Front USB Type-C Port
  • 2 x 2.5" / 2 x 3.5" Bay(s)
  • PSU Not Included
CCL Code: CAS4942|
Part Number: NR200PV2-WCNN-S00
|Manufacturer: Cooler Master

Cooler Master MasterBox NR200P V2 SFF Case - Black

Get 5% off when you buy 3 or more different components*
  • Max Motherboard Size: ITX
  • Tempered Glass Side
  • 1 x 4-pin PWM Fan(s)
  • Front USB Type-C Port
  • 2 x 2.5" / 2 x 3.5" Bay(s)
  • PSU Not Included
CCL Code: CAS4941|
Part Number: NR200PV2-KCNN-S00
|Manufacturer: Cooler Master

Cooler Master Ncore 100 MAX ITX Case - Bronze

Get 5% off when you buy 3 or more different components*
  • Max Motherboard Size: ITX
  • Solid Side
  • Front USB Type-C Port
  • 1 x 2.5" / 0 x 3.5" Bay(s)
  • 850W PSU Included
CCL Code: CAS4977|
Part Number: NR100-ZNNN85-SL1
|Manufacturer: Cooler Master

Cooler Master MasterBox NR200P MAX ITX Case - Black/Grey

Get 5% off when you buy 3 or more different components*
  • Max Motherboard Size: ITX
  • Tempered Glass Side
  • 3 x 2.5" / 2 x 3.5" Bay(s)
  • PSU Not Included
CCL Code: CAS4610|
Part Number: NR200P-MCNN85-SL1
|Manufacturer: Cooler Master

FAQ

How do I know if my PC case is big enough?

The various sizes of PC case are designed to fit specific motherboards. The sizes are:

motherboard-size-guide

All PC cases provide the motherboard form factor in their specifications, so you can easily match them.

The main components that will need some room in your case are the cooling fans (liquid or air fan), the graphics card and your power supply unit (PSU).

Cooling: The cooling system you choose will affect which size case you can use, as some fans and AIO liquid cooling systems are not suitable for all cases. Check the diameter, length and depth of your cooling system before choosing a case.

Graphics Card: Vitally important - you need enough room for a dedicated graphics card in your case once everything is installed. Some graphics cards can be quite large, so ensure you check the clearance space.

PSU: The form factor of your PSU should be the same as your PC case - this will ensure the PSU will fit inside of the power supply shroud, or the space set aside for the PSU itself.

How many fans should a PC case have?

This is open to interpretation depending on what you will be doing with your computer, but as a general rule, you should have 3x fans minimum: one at the front, one at the rear, and the third one has optional placement. Your third fan can be an exhaust fan if mounted either on the top or on the side panel (if you have one), or used as an extra intake fan at the front or bottom of the case. Bottom mounted fans are generally seen in smaller form factor cases, though.

Do I need a power supply unit?

It is always helpful to check if your case comes with a power supply unit or not. Most high end cases will come with a PSU, but you may want to ensure you have adequate wattage for the components you're installing.

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