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Cooler Master Cases

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Cooler Master MasterBox Q300L Windowed Mini Tower Case

MCB-Q300L-KANN-S00

£39.98

Was £48.98 Save £9.00

(32)
  • Mini Tower
  • Windowed Side Panel
  • Micro-ATX | Mini-ITX
  • Radiator Support: 120/240mm
  • GPU Max Length: 360mm
  • CPU Cooler Height Limit: 159mm
  • Fans Included: 1 x 120mm
  • Fan Support: 120/140mm
  • USB Ports: 2 x USB 3.0
  • MCB-Q300L-KANN-S00
£2.95 Delivery, or
From tomorrow if ordered by 5pm
Compare (Up To 4 Products)
(1)
  • Micro-ATX
  • Tempered Glass Side Panel
  • Micro-ATX | Mini-ITX
  • Radiator Support: 120/140/240/280mm
  • GPU Max Length: 344mm
  • CPU Cooler Height Limit: 166mm
  • Fans Included: 2 x 120mm ARGB
  • Fan Support: 120/140mm
  • USB Ports: 2 x USB 3.2 Gen 1
  • Lighting: ARGB Fans
FREE Delivery, or
From tomorrow if ordered by 5pm
Compare (Up To 4 Products)
(6)
  • E-ATX
  • Tempered Glass Side Panel
  • E-ATX | SSI CEB | ATX | Micro-ATX | Mini-ITX
  • Radiator Support: 120/140/240/280/360mm
  • GPU Max Length: 410mm
  • CPU Cooler Height Limit: 165mm
  • Fans Included: 3 x 120mm ARGB
  • Fan Support: 120/140mm
  • USB Ports: 2 x USB 3.2 Gen 1
  • Lighting: ARGB Fans
FREE Delivery, or
From tomorrow if ordered by 5pm
Compare (Up To 4 Products)

Cooler Master Mastercase SL600M Windowed Mid Tower Case - Black

MCM-SL600M-KGNN-S00

£170.66

Was £279.99 Save £110.00

0% for 4 Months with PayPal Credit

Not reviewed yet
  • Mid Tower
  • Windowed Side Panel
  • Mini ITX | Micro ATX | ATX | E-ATX
  • Radiator Support: 120mm/140mm/240mm/280mm/360mm
  • Fan Support: 120/140/200mm
  • USB Ports: 1 x USB 3.1
  • 2 x USB 3.0
  • 2 x USB 2.0
  • MCM-SL600M-KGNN-S00
FREE Delivery, or
By Friday 27th if ordered by 3pm
Compare (Up To 4 Products)

Cooler Master MasterBox Q500L Windowed Mid Tower Case

MCB-Q500L-KANN-S00

£49.98

Was £59.98 Save £10.00

(3)
  • Mid Tower
  • Windowed Side Panel
  • ATX | Micro-ATX | Mini-ITX
  • Radiator Support: 120/240mm
  • GPU Max Length: 360mm
  • CPU Cooler Height Limit: 160mm
  • Fans Included: 1 x 120mm
  • Fan Support: 120/140mm
  • USB Ports: 2 x USB 3.0
  • MCB-Q500L-KANN-S00
£2.95 Delivery, or
From tomorrow if ordered by 5pm
Compare (Up To 4 Products)

Cooler Master MasterCase H500M ARGB Full Tempered Glass Mid Tower Case

MCM-H500M-IHNN-S00

£219.99

0% for 24 Months with PayPal Credit

(14)
  • Mid Tower
  • Tempered Glass Side Panel
  • E-ATX | ATX | Micro-ATX | Mini-ITX
  • Radiator Support: 120/140/240/280/360mm
  • GPU Max Length: 412mm
  • CPU Cooler Height Limit: 190mm
  • Fans Included: 2 x 200mm ARGB | 1 x 140mm
  • Fan Support: 120/140/200mm
  • USB Ports: 4 x USB 3.0 Type-A | 1 x USB 3.1 Type-C
  • Lighting: ARGB
FREE Delivery, or
From tomorrow if ordered by 5pm
Compare (Up To 4 Products)

Cooler Master MasterBox E300L Silver Trim Mini Tower Case

MCB-E300L-KN5N-B02

£34.99

Was £39.99 Save £5.00

(1)
  • Mini Tower
  • Micro-ATX | Mini-ITX
  • GPU Max Length: 363mm
  • CPU Cooler Height Limit: 148mm
  • Fans Included: 1 x 120mm
  • Fan Support: 120mm
  • USB Ports: 2 x USB 3.0
  • MCB-E300L-KN5N-B02
£2.95 Delivery, or
From tomorrow if ordered by 5pm
Compare (Up To 4 Products)
(2)
  • Mid Tower
  • Windowed Side Panel
  • ATX | Micro-ATX | Mini-ITX
  • Radiator Support: 120/140/240/280/360mm
  • GPU Max Length: 410mm
  • CPU Cooler Height Limit: 165mm
  • Fans Included: 1 x 120mm
  • Fan Support: 120/140mm
  • USB Ports: 2 x USB 3.0
  • MCB-B520-KANN-S00
FREE Delivery, or
From tomorrow if ordered by 5pm
Compare (Up To 4 Products)
(2)
  • Mini Tower
  • Micro-ATX | Mini-ITX
  • Radiator Support: 120/140/240/280mm
  • GPU Max Length: 319mm
  • CPU Cooler Height Limit: 167mm
  • Fans Included: 2 x 120mm
  • Fan Support: 120/140mm
  • USB Ports: 2 x USB 3.2 Gen 1
  • MCS-S400-KN5N-S00
FREE Delivery, or
From tomorrow if ordered by 5pm
Compare (Up To 4 Products)
(1)
  • Mid Tower
  • ATX | Micro-ATX | Mini-ITX
  • Radiator Support: 120/140/240/280mm
  • GPU Max Length: 398mm
  • CPU Cooler Height Limit: 167mm
  • Fans Included: 2 x 120mm
  • Fan Support: 120/140mm
  • USB Ports: 2 x USB 3.2 Gen 1
  • MCS-S600-KN5N-S00
FREE Delivery, or
From tomorrow if ordered by 5pm
Compare (Up To 4 Products)
(1)
  • Mid Tower
  • Tempered Glass Side Panel
  • SSI CEB | E-ATX | ATX | Micro-ATX | Mini-ITX
  • Radiator Support: 120/140/240/280/360mm
  • GPU Max Length: 410mm
  • CPU Cooler Height Limit: 165mm
  • Fans Included: 3 x 120mm ARGB | 1 x 120mm
  • Fan Support: 120/140mm
  • USB Ports: 2x USB 3.2 Gen 1
  • Lighting: ARGB
FREE Delivery, or
From tomorrow if ordered by 5pm
Compare (Up To 4 Products)

Coolermaster MasterBox MB320L Tempered Glass Micro-ATX Case - Black

MCB-B320L-KGNN-S00

£39.99

Was £44.99 Save £5.00

Not reviewed yet
  • Micro-ATX
  • Tempered Glass Side Panel
  • Micro-ATX | Mini-ITX
  • Radiator Support: 120/140/240/280mm
  • GPU Max Length: 344mm
  • CPU Cooler Height Limit: 166mm
  • Fans Included: 1 x 120mm
  • Fan Support: 120/140mm
  • USB Ports: 2 x USB 3.2 Gen 1
  • MCB-B320L-KGNN-S00
£2.95 Delivery, or
From tomorrow if ordered by 5pm
Compare (Up To 4 Products)

Cooler Master MasterCase H500P ARGB Tempered Glass Mid Tower Case - White

MCM-H500P-WGNN-S01

£149.89

Was £149.99

0% for 4 Months with PayPal Credit

(3)
  • Mid Tower
  • Tempered Glass Side Panel
  • E-ATX | ATX | Micro-ATX | Mini-ITX
  • Radiator Support: 120/140/240/280/360mm
  • GPU Max Length: 412mm
  • CPU Cooler Height Limit: 190mm
  • Fans Included: 2 x 200mm ARGB (Front) | 1 x 140mm (Rear)
  • Fan Support: 120/140/200mm
  • USB Ports: 2 x USB 3.2 Gen 1 | 2 x USB 2.0
  • MCM-H500P-WGNN-S01
FREE Delivery, or
From tomorrow if ordered by 5pm
Compare (Up To 4 Products)

Cooler Master Masterbox NR600 Tempered Glass Mid Tower Case

MCB-NR600-KGNN-S00

£69.98

Was £69.99

More Info Coming Soon
(6)
  • Mid Tower
  • Tempered Glass Side Panel
  • ATX | Micro-ATX | Mini-ITX
  • Radiator Support: 120/140/240/280/360mm
  • GPU Max Length: 410mm
  • CPU Cooler Height Limit: 166mm
  • Fans Included: 2 x 120mm
  • Fan Support: 120/140mm
  • USB Ports: 2 x USB 3.0
  • MCB-NR600-KGNN-S00
Compare (Up To 4 Products)

Cooler Master Masterbox NR400 Tempered Glass Mini Tower Case

MCB-NR400-KGNN-S00

£58.30

Was £68.99 Save £11.00

More Info Coming Soon
(1)
  • Mini Tower
  • Tempered Glass Side Panel
  • Micro-ATX | Mini-ITX
  • Radiator Support: 120/140/240/280mm
  • GPU Max Length: 346mm
  • CPU Cooler Height Limit: 166mm
  • Fans Included: 2 x 120mm
  • Fan Support: 120/140mm
  • USB Ports: 2 x USB 3.0
  • MCB-NR400-KGNN-S00
Compare (Up To 4 Products)

Cooler Master Cosmos C700M ARGB Tempered Glass Full Tower Case

MCC-C700M-MG5N-S00

£386.39

Was £399.89 Save £14.00

0% for 24 Months with PayPal Credit

More Info Coming Soon
(1)
  • Full Tower
  • Tempered Glass Side Panel
  • E-ATX | ATX | Micro-ATX | Mini-ITX
  • Radiator Support: 120/140/240/280/360/420mm
  • GPU Max Length: 490mm
  • CPU Cooler Height Limit: 198mm
  • Fans Included: 4 x 140mm
  • Fan Support: 120/140mm
  • USB Ports: 4 x USB 3.0 Type-A | 1 x USB 3.1 Type-C
  • Lighting: ARGB
Compare (Up To 4 Products)

Coolermaster MasterCase H500 ARGB Tempered Glass Mid Tower Case - Grey

MCM-H500-IGNN-S01

£99.98

Was £105.99 Save £7.00

0% for 4 Months with PayPal Credit

More Info Coming Soon
(4)
  • Mid Tower
  • Tempered Glass Side Panel
  • E-ATX | SSI CEB | ATX | Micro-ATX | Mini-ITX
  • Radiator Support: 120/140/240/280/360mm
  • GPU Max Length: 410mm
  • CPU Cooler Height Limit: 167mm
  • Fans Included: 2 x 200mm ARGB | 1 x 120mm Black
  • Fan Support: 120/140/200mm
  • USB Ports: 2 x USB 3.2 Gen 1 | 2 x USB 2.0
  • MCM-H500-IGNN-S01
Compare (Up To 4 Products)

Coolermaster MasterBox TD500 Tempered Glass E-ATX Case - Black w/ Controller

MCB-D500D-KGNN-S01

£99.99

0% for 4 Months with PayPal Credit

More Info Coming Soon
(5)
  • E-ATX
  • Tempered Glass Side Panel
  • E-ATX | SSI CEB | ATX | Micro-ATX | Mini-ITX
  • Radiator Support: 120/140/240/280/360mm
  • GPU Max Length: 410mm
  • CPU Cooler Height Limit: 165mm
  • Fans Included: 3 x 120mm ARGB
  • Fan Support: 120/140mm
  • USB Ports: 2 x USB 3.2 Gen 1
  • Lighting: ARGB Fans
Compare (Up To 4 Products)
More Info Coming Soon
(8)
  • Mid Tower
  • ATX | Micro-ATX
  • GPU Max Length: 386mm
  • CPU Cooler Height Limit: 158mm
  • Fans Included: 2 x 120mm
  • Fan Support: 80/90/120/140mm
  • USB Ports: 2 x USB 3.0 | 1 x USB 2.0
  • SIL-452-KKN1
Compare (Up To 4 Products)

1 Page

Cooler Master Cases

One of the industry leaders in PC cooling, Cooler Master is also at the forefront of the PC case market. Cooler Master’s PC cases not only look incredible, but they’re also built with performance in mind - providing excellent ventilation and enough room for components within your build, such as the latest graphics cards.

Our range of Cooler Master cases is available in a range of colours, as well as RGB lighting - helping your PC build stand out even more. Our selection also provides something for all builds - different form factors, support for multiple fan sizes, as well as tempered glass panels to let you see inside the case itself.

Browse our range of Cooler Master PC cases to find the perfect case for your PC build.

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