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I-2SEA Submarine Cable System

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July 15, 2026

Prelims: Current events of national and international importance | Science and Technology 

Why in News?

Submarine cable system project linking India, Malaysia, Singapore unveiled recently.

  • Built by -  It is a consortium comprising Microsoft, Singtel, Tata Communications and AI connectivity platform Lightstorm.
  • It will connect India, Malaysia and Singapore.
  • It is designed to cater to the hyperscalers, GPU infrastructure providers and enterprises running AI training and inference workloads across the India–Southeast Asia corridor.
  • The estimated length of the high-capacity cable is 3,600 km from Singapore to Machilipatnam with onwards connectivity to Hyderabad.
  • It will link the fastest-growing AI and hyperscaler data centre clusters in Hyderabad and Chennai directly to Singapore, a cloud interconnect and AI hub as well as Malaysia’s emerging data centre corridor in Kuala Lumpur.
  • It will have dual landings in India, with the one at Machilipatnam providing the shortest subsea access to Hyderabad and the other at a new diverse landing location in South Chennai.
  • The system is now open for capacity commitments.
  • I-2SEA is targeted to be ready-for-service in Q4 2029.

Reference

The Hindu | Submarine cable system project

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