Operational
Colocation
Air cooled
Tier III

STT Chennai 2 Ambattur

STT GDC · Ambattur

IT live
18 MW
Free to lease
2.9 MW
$ / kW·mo
$97
White space
125k ft²

Inventory

84% occupied

Power

18 MWlive

2.9 MW to lease · 15.1 MW in use

White space

125k ft²total

20k ft² free · 105k ft² occupied

12k m² · 1,858 m² free

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

Power

IT live18 MW
Free to lease2.9 MW
Utility feed22.5 MW
Campus / planned18 MW

About 4.5 MW of the utility feed is cooling, conversion, and house load.

Power cost

$97/kW·mo

9.6¢ industrial · 13.2¢ after PUE 1.38

Per MW·year
$1.2M
This site · 18 MW
$21M/yr
8 kW rack
$774/mo
3.2¢ cheapdear 22.4¢

3.0× the cheapest market (Iceland Landsvirkjun). Same IT load there is $14M/yr less.

TANGEDCO · utility tariff × PUE, not colo list price.

Redundancy
N+1
Opened
2012
Renewable match
30%
Rack density
8 kW
Voltage
PUE
1.381.00 ideal · 1.60 typical
Power source
TANGEDCO plus on-site generators. Dual 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. Tropical wet-bulb limits evaporative; liquid-ready high-density cages on newer 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

Chennai, Tamil Nadu, India

226 Surapet Main Road, Ambattur, Chennai

13.114°, 80.154° · Asia

Tenants / users

Cloud, enterprise, subsea

Notes

First Ambattur hall. Combined with Chennai 3 toward 40 MW live on campus.

Operator site

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