Google Brazos liquid-to-air sidecar, nominal rack thermal load (three modular units; sidecar or in-rack); no facility-water re-plumb
~60 kW/rackobserved
| Value kind | observed — Reported measurements, counts, and specifications keep the precision and scope stated by their source; an exact specification is not treated as a range. |
|---|---|
| Caveat | 60 kW is Brazos's nominal thermal rating. It is not a ceiling for liquid-to-air cooling as a class: other liquid-to-air units are rated higher, and the limit in a hall is the room's air-rejection capacity. |
| As of | Google 2026-06-16; OCP spec v0.75.4 effective 2026-09-11 |
| Source | Google Cloud blog (Brazos); Google/OCP, Project Brazos specification v0.75.4 · Google blog: Brazos is generally available; OCP specification v0.75.4: rack thermal capacity (nominal) of 60 kW across three modular units; effective 2026-09-11, public by 2026-10-14 |
| Review | checking…review by 2027-06-01 · standard cadence |
| Recorded changes | last 2026-10-14 · 2 revisions tracked |
| Claim id | closed-loop-l2a-sidecar-capacity-google-brazos |
Where the guide uses it
← Full numbers register — every date-stamped figure in the guide, with revision history.