Teraco JB4 Isando
Teraco (Digital Realty) · Johannesburg Campus
- IT live
- 50 MW
- Free to lease
- 30 MW
- $ / kW·mo
- $88
- White space
- 208k ft²
Inventory
40% occupiedPower
50 MWlive
30 MW to lease · 20 MW in use
White space
208k ft²total
125k ft² free · 83k ft² occupied
19k m² · 12k m² free
Free power is unsold critical IT at this building, not utility headroom. Space is computer-room white space.
Power
About 50 MW of the utility feed is cooling, conversion, and house load.
Power cost
$88/kW·mo
9.4¢ industrial · 12¢ after PUE 1.28
- Per MW·year
- $1.1M
- This site · 50 MW
- $53M/yr
- 20 kW rack
- $1,757/mo
2.9× the cheapest market (Iceland Landsvirkjun). Same IT load there is $35M/yr less.
Eskom Gauteng · utility tariff × PUE, not colo list price.
- Redundancy
- 2N
- Opened
- 2024
- Renewable match
- 40%
- Rack density
- 20 kW
- PUE
- 1.281.00 ideal · 1.60 typical
- Power source
- Eskom plus Teraco 120 MW utility-scale solar PV.
Cooling
Plant
Hybrid
Liquid
Deployed
Rack density
20 kW
H100-eq
—
WUE
0.03 L/kWh
fleet avg · 2025 · 13k m³/yr at 50 MW
Operator fleet average applied to this hall — not a site meter. Teraco 2025 disclosure.
Hybrid CRAH plus CDU-fed direct-to-chip loops for high-density AI cabinets.
Network carriers
5On-net and metro carriers typically present at this location, including internet exchanges. Not a full circuit inventory.
Clouds
4Native regions and typical Direct Connect / ExpressRoute / Interconnect on-ramps at this campus. Availability varies by hall.
Location
Johannesburg, Gauteng, South Africa
Isando, Johannesburg
-26.128°, 28.214° · Africa
Tenants / users
Hyperscale, AI, cloud — NAPAfrica
Notes
Newest Isando hall. Teraco >180 MW critical power across ZA. Solar project offsets load-shedding.
Compiled from public filings, operator pages, and reporting. Not an official operator specification.