Under construction
Colocation
Liquid cooling
Tier III

Equinix MD4x

Equinix · Madrid

Planned IT
32 MW
Free to lease
25.6 MW
$ / kW·mo
$114
White space
100k ft²

Inventory

20% occupied

Power

32 MWlive

25.6 MW to lease · 6.4 MW in use

White space

100k ft²total

80k ft² free · 20k ft² occupied

9,290 m² · 7,432 m² free

Free power is unsold critical IT at this building, not utility headroom. Space is computer-room white space.

Power

IT live
Free to lease25.6 MW
Utility feed
Campus / planned32 MW

Power cost

$114/kW·mo

12.2¢ industrial · 15.6¢ after PUE 1.28

Per MW·year
$1.4M
This site · 32 MW
$44M/yr
30 kW rack
$3,420/mo
3.2¢ cheapdear 22.4¢

3.8× the cheapest market (Iceland Landsvirkjun). Same IT load there is $32M/yr less.

Spain industrial · utility tariff × PUE, not colo list price.

Redundancy
2N
Opened
2025
Renewable match
70%
Rack density
30 kW
PUE
1.281.00 ideal · 1.60 typical
Power source
Local grid plus Equinix on-site generators, N+1.

Cooling

Plant

Hybrid

Liquid

Deployed

Rack density

30 kW

H100-eq

WUE

0.91 L/kWh

fleet avg · 2025 · 255k m³/yr at 32 MW

0 dry2.50 evaporative

Operator fleet average applied to this hall — not a site meter. Equinix 2025 Sustainability Report.

Equinix Cooling as a Service: CDU-fed direct-to-chip loops for high-density AI cabinets, alongside IDEC/CRAH for standard interconnection cages.

Network carriers

7

On-net and metro carriers typically present at this location, including internet exchanges. Not a full circuit inventory.

Clouds

6

Native regions and typical Direct Connect / ExpressRoute / Interconnect on-ramps at this campus. Availability varies by hall.

Location

Madrid, Madrid, Spain

Madrid, Spain

40.426°, -3.694° · Europe

Tenants / users

Hyperscale, AI clouds

Notes

MD4x is an Equinix xScale in the Madrid metro. xScale wholesale building for hyperscale and AI deployments. Fleet-average PUE was 1.37 in 2025.

Operator site

Compiled from public filings, operator pages, and reporting. Not an official operator specification.