Lian Li A4-H2O
verified 2026-10-13 Specs from Lian Li A4-H2O product page. Also known as: a4-h2o, a4h2o, a4h2ox5, a4h2oa5.
Specs
| component | case |
|---|---|
| form factor | Small form factor (11 L sandwich) |
| motherboard support | Mini-ITX |
| max gpu length mm | 322 |
| max cpu cooler height mm | 55 |
| psu support | SFX; SFX-L |
| radiator support | top: 240 · front: · rear: · bottom: · side: |
| clearance notes | GPU up to 322 mm long and triple-slot (3 expansion slots); GPU mounts behind the motherboard via the included PCIe 5.0 riser.; Top 240 mm radiator: maximum total thickness 55 mm including fans.; Lian Li does not state a maximum SFX-L PSU length. |
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