Operational
Colocation
Air cooled
Tier III

Iron Mountain LON-1 Slough

Iron Mountain · Slough

IT live
12 MW
Free to lease
1.2 MW
$ / kW·mo
$177
White space
83k ft²

Inventory

90% occupied

Power

12 MWlive

1.2 MW to lease · 10.8 MW in use

White space

83k ft²total

8,333 ft² free · 75k ft² occupied

7,742 m² · 774 m² free

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

Power

IT live12 MW
Free to lease1.2 MW
Utility feed15 MW
Campus / planned12 MW

About 3 MW of the utility feed is cooling, conversion, and house load.

Power cost

$177/kW·mo

18.4¢ industrial · 24.3¢ after PUE 1.32

Per MW·year
$2.1M
This site · 12 MW
$26M/yr
8 kW rack
$1,418/mo
3.2¢ cheapdear 22.4¢

5.7× the cheapest market (Iceland Landsvirkjun). Same IT load there is $21M/yr less.

SSE Thames Valley · utility tariff × PUE, not colo list price.

Redundancy
N+1
Opened
2014
Renewable match
80%
Rack density
8 kW
Voltage
PUE
1.321.00 ideal · 1.60 typical
Power source
UK Power Networks plus operator renewable PPAs. Dual utility feeds.

Cooling

Plant

Air / CRAH

Liquid

Not deployed

Rack density

8 kW

H100-eq

WUE

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

Chilled-water CRAH, N+1. Liquid-ready suites offered on newer campus halls.

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

Slough, England, United Kingdom

Slough Trading Estate

51.508°, -0.602° · Europe

Tenants / users

Enterprise, regulated, finance

Notes

Compliance-heavy Iron Mountain colo on the Slough estate.

Operator site

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