Skip to content
CARTIS
All records
Data center siteSite record

Nabiax Alcalá ADC3

Alcalá de Henares / Madrid, MD, SpainProposed
Capacity
100 MW
Planned critical IT
Lead participant
Nabiax
Developer
Last updated
Aug 25, 2026
Most recent public record update

About Nabiax Alcalá ADC3

Nabiax Alcalá ADC3 is a proposed third building marketed with 100 MW secured IT power; included within the campus scalability figure without a disclosed power-allocation bridge.

Program relationships

1 linked
Nabiax Alcalá Data Center Campus

Physical site record

Related projects

Projects sharing a market, utility, or organization.

2 related

Capacity

Planned critical IT
Operating capacity—An operating IT-capacity figure has not been publicly disclosed.
Design100 MWDesign · Nabiax Alcalá ADC3

Development

1 phases · 2 milestones
ADC3 third-building developmentAnnounced Or Preconstruction

The design claims are forward-looking; permits and construction status have not been publicly disclosed.

1 building

Apr 9, 2026
ADC3 sponsored design whitepaper published
Completed
Aug 4, 2026
CEO described ADC3-centered EUR800m plan
Completed

Infrastructure

Electric GridSecured Or Contracted

100 MW IT secured claim

Sponsor material describes 100 MW secured and another 110 MW requested; connection agreements have not been publicly disclosed.

Cooling SystemPlanned Or Represented

100 percent liquid-cooling capable

Up to 100% liquid cooling; capability is not deployment share.

Project map

0 of 1 project point mapped
Infrastructure facts
2
Mapped records
1
Capacity figures
2

No map point available

Power & interconnection: 1Cooling & water: 1

Facts & sources

Published claims and their source links.

9 facts
Physical Building Order
3 building
Fact
DatacenterDynamicsSpain's Nabiax to expand Madrid data center campusCinco DíasNabiax invertirá 800 millones en la ampliación de sus centros de datos en España
Secured It Power Design Claim
100 MW IT
Design
DatacenterDynamics / NabiaxADC3 — The large-scale hyperscaler opportunity in Spain
Additional Power Requested
110 MW
Fact
DatacenterDynamics / NabiaxADC3 — The large-scale hyperscaler opportunity in Spain
Liquid Cooling Design Share
100 percent
Fact
DatacenterDynamics / NabiaxADC3 — The large-scale hyperscaler opportunity in Spain
Design Pue
1.2 PUE
Fact
DatacenterDynamics / NabiaxADC3 — The large-scale hyperscaler opportunity in Spain
Design Water Consumption
0 operational water
Fact
DatacenterDynamics / NabiaxADC3 — The large-scale hyperscaler opportunity in Spain
Renewable Energy Design Claim
100 percent
Fact
DatacenterDynamics / NabiaxADC3 — The large-scale hyperscaler opportunity in Spain
Announced Investment Plan
€800 million
Fact
DatacenterDynamicsSpain's Nabiax to expand Madrid data center campusCinco DíasNabiax invertirá 800 millones en la ampliación de sus centros de datos en España
Forecast Construction Jobs
1,000 jobs
Fact
Cinco DíasNabiax invertirá 800 millones en la ampliación de sus centros de datos en España