Under construction
Colocation
Liquid cooling
Tier III

DATA4 Paris PAR03

DATA4 · Paris-Saclay / Villejust

Planned IT
250 MW
Free to lease
250 MW
$ / kW·mo
$97
White space
893k ft²

Inventory

0% occupied

Power

250 MWlive

250 MW to lease · 0 MW in use

White space

893k ft²total

893k ft² free · — occupied

83k m² · 83k 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 lease250 MW
Utility feed—
Campus / planned250 MW

Power cost

$97/kW·mo

10.4¢ industrial · 13.3¢ after PUE 1.28

Per MW·year
$1.2M
This site · 250 MW
$292M/yr
25 kW rack
$2,429/mo
3.2¢ cheapdear 22.4¢

3.3× the cheapest market (Iceland Landsvirkjun). Same IT load there is $202M/yr less.

France Enedis / Ile-de-France · utility tariff × PUE, not colo list price.

Redundancy
N+1
Opened
2027
Renewable match
95%
Rack density
25 kW
PUE
1.281.00 ideal · 1.60 typical
Power source
RTE 225 kV / 400 kV Villejust, Chartreux and Montjay loops. Dual suppliers plus on-site diesel.

Cooling

Plant

Hybrid

Liquid

Deployed

Rack density

25 kW

H100-eq

—

WUE

—

Operator has not published WUE. Blank, not zero — air-cooled sites still use some water.

Direct-to-chip cold plates and rear-door HX. Designed for 40 kW-plus AI racks.

Network carriers

6

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

Clouds

4

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

Location

Nozay, Île-de-France, France

7 Route de Villejust, 91620 Nozay

48.685°, 2.235° · Europe

Tenants / users

Hyperscale, AI pipeline

Notes

Second 250 MW Paris-Saclay campus. 22 ha. Pair to PAR01. EDF nuclear PPA overlay. First halls targeted 2026-27.

Operator site

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