Cooler Master MasterBox E300L
Category: Case
Manufacturer: Cooler Master
Form Factor: Mini-ITX
Max GPU: 400mm
Side Panel: None
Cooler Master MasterBox E300L
Form Factor
Mini-ITX
Max GPU
400mm
Side Panel
None
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Overview
The Cooler Master MasterBox E300L is a MicroATX Mini Tower with room for Mini-ITX motherboards. It comes with 2 fans pre-installed and mounts up to 6. GPU clearance tops out at 400mm — room for full triple-fan flagship cards — with 170mm of air-cooler headroom. Drop it into the PlanMyPC builder to check compatibility with the rest of your parts.
Support and warranty service run through Cooler Master, with terms that vary by region. The full specification sheet below breaks out every listed detail, and the compatibility checker flags conflicts with parts already in your build. The category page surfaces comparable models near the same price, which makes shortlisting against this PC case straightforward.
| Specification | Value |
|---|---|
| Fans | included: 2, maxTotal: 6 |
| Type | MicroATX Mini Tower |
| Drive Bays | 2.5: 2, 3.5: 2 |
| Side Panel | None |
| Form Factor | Mini-ITX |
| Max GPU Length | 400 mm |
| Expansion Slots | 2 |
| Max Cooler Height | 170 mm |
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