S1 achieves NABERS 4.5★ rating.


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S1 Sydney data centre

Our S1 Data Centre is now certifed to be operating at a NABERS 4.5-star level of energy efficiency.

Connect to the world's most trusted cloud platforms via AXONVX like AWS, IBM SoftLayer and Microsoft Azure.

When you colocate in S1, you automatically receive access to ONEDC and join NEXTDC's impressive ecosystem alongside an impressive range of leading IT service providers.

Technical Space


IT Load


Rack Capacity



Macquarie Park

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Benefit from data centre design excellence



When your infrastructure is stored in our data centres, it's protected by advanced physical security systems and protocols. These include a multi-layered access system with individual authentication using combined biometric fingerprint technology and ID access cards (IDACs), an extensive CCTV network and 24/7 onsite security staff.


High density power

NEXTDC data centres are designed to handle the increasing power requirements of virtualised machines and as the home of cloud computing, our data centres offer some of the highest power densities in the country.


100% availability and N+1 redundancy

Our data centres are designed to a minimum of UTI Tier III standard, which means N+1 redundancy on all critical systems, delivering extremely high levels of service availability. We back our reliability with a 100% no-break power guarantee in our SLA.



NEXTDC is leading the industry in green initiatives to reduce consumption and environment impacts, and keep our PUE ratings as low as possible.


Engineering excellence

NEXTDC’s expert in-house engineering team add significant value with both their operational cadence and customer engagement on all non-standard design requirements. The same engineers who design and build the facilities also work with large enterprise customers to create solutions tailored for their specific needs.

Who is in the S1 ecosystem?

BlueCentral Pty Ltd
Dimension Data Australia Pty Ltd
Optus Networks Pty Ltd
Telstra Corporation Limited

Explore your colocation options

From single racks, to secure caged blocks

We can help you identify what's right for your business