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CARTIS

NTT DATA Johannesburg 1 Data Center Campus

Centurion, Gauteng, South AfricaPartially operational
Evidence
Planned critical IT
12 MW
Updated
Oct 28, 2026

NTT DATA Johannesburg 1 Data Center Campus, also known as NTT Johannesburg 1, is a data center project in Centurion, Gauteng, ZA associated with NTT DATA. 6,200 square metres of server space and 12 MW critical IT load. Carrier-neutral Gauteng campus with onsite 20 MVA substation and N+1 free-cooling chiller systems.

Capacity

Reported capacity

Design

12 MW

Source

Reported capacity

Planned / design or future potential

12 MW

Source

Operating IT capacity: Not established in published records

A missing figure does not mean zero. Planned, utility and generation figures are not operating IT capacity.

Development

Operating facility and documented expansionPartially operational

12 MW is the operator-published facility or campus design boundary.

Participants

NTT DATA

Developer

Sources by role
Developer (1)

Site & development

Location context

Actual

NTT Johannesburg 1 | Centurion | Gauteng | ZA

Source

Location context

Actual

NTT Johannesburg 1 | Centurion | Gauteng | ZA

Source

Location context

Actual

Centurion, Gauteng, ZA

Source

Development detail

Actual

6,200 Square metres of server space and 12 MW critical IT load.

Source

Additional project facts

Lifecycle status

Actual

Partially operational

Source

Capacity basis

Actual

NTT DATA publishes 12 MW of critical IT capacity for this record boundary.

Source

Lifecycle status

Actual

Partially operational

Source

Capacity basis

Actual

12 MW facility or campus design capacity.

Source

Project identity

Actual

NTT Johannesburg 1

Source

Lifecycle status

Actual

Partially operational

Source

Capacity basis

Actual

12 MW facility or campus design capacity.

Source

Infrastructure & permits

Technical details (2)
Electric grid

Energized

Carrier-neutral Gauteng campus with onsite 20 MVA substation and N+1 free-cooling chiller systems.

Cooling system

Operational

Cooling and efficiency claims remain limited to operator-described designs; no water use or delivered load is inferred.

Public-source research. Plans may change. See Evidence for sources and qualifications.