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AirTrunk JHB1

Iskandar Puteri, Johor, Malaysia · Johor market · location approximate to city level

AirTrunk JHB1 is a data center project in Iskandar Puteri, Malaysia, operated by AirTrunk. It is operational and expanding. It is planned for 150 MW of IT load. The operator reports 50 MW running.

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Stage
Expanding
Planned IT load
150 MW
Running now
50 MW
Operators rarely publish this
Operator
AirTrunk
Colocation
AI workloads
Confirmed
Evidence grade
Verified

How well evidenced is it

Running capacity. The site is operational or expanding. The rules are fixed and published on the Methodology page.

Named funderYes
Disclosed client (reported)Yes
Committed or approved capitalYes
Dated, sized phaseYes
Three or more sourcesYes
Dated source in the last 24 monthsYes

AI workloads

StatusConfirmed

direct-to-chip liquid cooling per operator

Phases

Initial phases · Operational50 MW, target 2024
Full build (20 halls) · Under construction150 MW

Who is behind it

OperatorAirTrunk · Colocation
Funder, EquityBlackstone
Funder, EquityCPP Investments
Client, reported, unconfirmedByteDance

Money at this site

Announced investment, 2025-02RM9.7bn (about US$2.2bn)

The figure covers several facilities.

Platform deals that include it

Blackstone/CPP acquisition of AirTrunk
Platform acquisition, 2024-09US$16.1bn
AirTrunk Malaysia total commitment
Country programme, 2026-05US$6.8bn
IFC investment in AirTrunk Johor
Debt, 2026-05-29US$175m

Platform capital spans several sites. It is never added to this project's own figure.

Power supply
Grid supply132kV Confirmed source ↗
132kV diverse HV feeds; design PUE 1.15
On-site solarPekat Solar (Pekat Group, Bursa) · 1 MW · Nov 2024 Confirmed source ↗
Rooftop solar, AirTrunk's first onsite RE in region
Water and cooling
WaterRecycled wastewater · Johor Special Water (IWK treated effluent) Confirmed source ↗
Recycled water scheme covers JHB1 and JHB2; plant not operating as of 2026-07-23 (The Star)
CoolingDirect liquid cooling · design PUE 1.15 Confirmed source ↗
Liquid cooling system implemented at JHB1 since 2024 (facility-stated)

Sources checked 2026-08-28

  1. airtrunk.com
  2. datacenterdynamics.com
  3. airtrunk.com
  4. International Finance Corporation to invest up to $175m in AirTrunk data centers in Johor, Malaysia (DatacenterDynamics, 2026-07-15)

More in Johor

Also run by AirTrunk

Planned MW is IT load, the power available to servers, unless marked otherwise. Running capacity is rarely published, so a missing figure means undisclosed. Definitions, sourcing standards and evidence rules are on the Methodology page. Data is CC BY-NC 4.0. Corrections go to [email protected]. Dataset updated 2026-09-26.