Cooler Master MasterBox Q300L
PC Cases

MasterBox Q300L

Cooler Master

Released Mar 1, 2018 · Analysis updated Mar 4, 2026

Compact micro-ATX case offering premium build quality, modular design, and versatile cooling. The Cooler Master MasterBox Q300L scores 82/100 based on 1 expert review in the pc cases category.

Critic Score

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82

based on 1 expert review

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Where to buy

amazon$39.99

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1 Expert Review

82
Mar 1, 2018

The Cooler Master MasterBox Q300L is a compact Mini Tower case that offers great customization options and cooling flexibility for its affordable price point.