Digital Realty SJC21
Digital Realty · Silicon Valley
- IT live
- 36 MW
- Free to lease
- 1.8 MW
- $ / kW·mo
- $169
- White space
- 180k ft²
Inventory
95% occupiedPower
36 MWlive
1.8 MW to lease · 34.2 MW in use
White space
180k ft²total
9,000 ft² free · 171k ft² occupied
17k m² · 836 m² free
Free power is unsold critical IT at this building, not utility headroom. Space is computer-room white space.
Power
About 9 MW of the utility feed is cooling, conversion, and house load.
Power cost
$169/kW·mo
17.8¢ industrial · 23.1¢ after PUE 1.30
- Per MW·year
- $2M
- This site · 36 MW
- $73M/yr
- 15 kW rack
- $2,534/mo
5.6× the cheapest market (Iceland Landsvirkjun). Same IT load there is $60M/yr less.
PG&E Silicon Valley · utility tariff × PUE, not colo list price.
- Redundancy
- N+1
- Opened
- 2018
- Renewable match
- 60%
- Rack density
- 15 kW
- PUE
- 1.301.00 ideal · 1.60 typical
- Power source
- PG&E. Dual utility.
Cooling
Plant
Hybrid
Liquid
Deployed
Rack density
15 kW
H100-eq
—
WUE
0.59 L/kWh
fleet avg · 2025 · 186k m³/yr at 36 MW
Operator fleet average applied to this hall — not a site meter. Digital Realty 2025 Impact Report.
Hybrid CRAH plus CDU-fed direct-to-chip loops for high-density AI cabinets.
Network carriers
6On-net and metro carriers typically present at this location, including internet exchanges. Not a full circuit inventory.
Clouds
5Native regions and typical Direct Connect / ExpressRoute / Interconnect on-ramps at this campus. Availability varies by hall.
Location
Santa Clara, California, United States
Santa Clara, CA
37.389°, -121.955° · North America
Tenants / users
Hyperscale, AI, cloud
Notes
High-density Santa Clara building.
Compiled from public filings, operator pages, and reporting. Not an official operator specification.