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AirTrunk SYD3 Western Sydney Data Center Campus

Western Sydney, New South Wales, AustraliaUnder construction
Capacity
400 MW
Planned critical IT
Lead participant
AirTrunk
Developer
Last updated
Aug 27, 2026
Most recent public record update

About AirTrunk SYD3 Western Sydney Data Center Campus

AirTrunk is developing SYD3 as a 400-plus-MW hyperscale campus in Western Sydney. The nine-phase site remains under construction and is designed to extend the company's connected Western Sydney platform. AirTrunk is publicly identified in the project record for Western Sydney, NSW, AU. The disclosed development record includes more than 400 MW planned campus capacity; approximately 20.5 acres; 42 data halls; dedicated 132 kV high-voltage feed. Power and infrastructure include nine-phase campus with an onsite 132 kV substation and shared regional connectivity to SYD1. AirTrunk currently describes SYD3 as a 400-plus-MW hyperscale campus at full development.

Projects sharing a market, utility, or organization.

2 related

Capacity

Planned critical IT
Operating capacityAn operating IT-capacity figure has not been publicly disclosed.
It Load400 MWDesign · AirTrunk SYD3 Western Sydney Data Center Campus

Development

1 phases · 2 milestones
Construction programUnder Construction

Project-wide phase for AirTrunk SYD3 Western Sydney Data Center Campus; capacity remains classified as it load.

Nov 4, 2021
AirTrunk SYD3 project status and capacity disclosed
Completed
Under development as a multi-phase hyperscale campus
Forecast

Infrastructure

Electric GridPlanned Or Represented

400 MW

AirTrunk currently describes SYD3 as a 400-plus-MW hyperscale campus at full development.

Site FacilityPlanned Or Represented

Nine-phase campus with an onsite 132 kV substation and shared regional connectivity to SYD1.

Project map

0 of 1 project point mapped
Infrastructure facts
2
Mapped records
1
Capacity figures
1

No map point available

Power & interconnection: 1Site systems: 1

Facts & sources

Published claims and their source links.

8 facts
Location Context
SYD3 campus | Western Sydney | New South Wales
Actual
Lifecycle Status
Construction
Actual
Reported Capacity
400 MW
Design
Capacity Basis
AirTrunk currently describes SYD3 as a 400-plus-MW hyperscale campus at full development.
Actual
Development Scale
More than 400 MW planned campus capacity
Actual
Development Milestone
Approximately 20.5 acres
Actual
Power Arrangement
42 Data halls
Actual
Site Configuration
Dedicated 132 kV high voltage feed.
Actual