Unveiling Sify's Largest Hyperscale Data Center Campus in Southern India

Our data center in Siruseri, Chennai (“Chennai 02”), is a Hyperscaler data center campus with over 25.92 MW of built IT power capacity, as of June 30, 2025. Chennai 02 is a carrier-neutral campus with dual meet-me-rooms and interconnects with various telecom service providers and ISPs. Chennai 02 has dense fiber deployment from various providers, which helps enable high-capacity, low latency and resilient network access across data center sites. In addition, Chennai 02 is equipped with facilities designed to handle AI-related applications with specifications that can host workloads of up to 130 KW per rack using direct-to-chip technology.

Chennai 02 was also the first data center in India to host an on-premise subsea data cable landing station, according to the 1Lattice and C&W Report. This provides transpacific fiber access with up to 2 petabytes of capacity.
Other technical facilities at Chennai 02 include 4 diverse fiber paths and an on-site 230 kV GIS substation, which helps ensure uninterrupted, high-capacity power supply.

The Tower B facility at Chennai 02 has been awarded the Indian Green Building Council Platinum rating. Moreover, the Tower B facility at Chennai 02 has obtained TIA-942 Rated 4 certification, which is the highest level of certification that represents fully fault-tolerant infrastructure, with redundant systems for all critical components, offering proof of a progressive hierarchy of availability and system design sophistication of a data center. Chennai 02 Tower B has also received NVIDIA-certified DGX-Ready status for AI workloads and liquid cooling.