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Blog / 01 Apr 2026

Expansion of Indian Navy’s Maritime Power: ASW SWC ‘Malvan’

Expansion of Indian Navy’s Maritime Power: ASW SWC ‘Malvan’

Context:

Recently, the second vessel ‘Malvan’ of the eight Anti-Submarine Warfare Shallow Water Craft (ASW SWC) series, built by Cochin Shipyard Limited (CSL), has been officially delivered to the Indian Navy. This marks a significant achievement in the field of indigenous defence manufacturing.

Background:

      • The first vessel of this class, ‘Mahe’, was delivered to the Navy in October 2025. These ships will replace the ageing ‘Abhay’-class corvettes.
      • ‘Malvan’ has been named after the historic coastal town of Malvan in Maharashtra, which symbolizes the maritime legacy of the Maratha Navy and Chhatrapati Shivaji Maharaj. This is the second vessel to bear this name; earlier, ‘INS Malvan’ served in the Navy as a minesweeper until 2003.

Malvan’ of the eight Anti-Submarine Warfare Shallow Water Craft (ASW SWC)

Technical Specifications:

      • Construction: It has been built by Cochin Shipyard Limited (CSL).
      • Indigenous Content: Under the ‘Atmanirbhar Bharat’ initiative, more than 80% of its equipment is indigenous.
      • Size and Displacement: It has an approximate length of 80 meters and a displacement of around 1,100 tonnes.
      • Propulsion: The vessel is equipped with a highly agile waterjet propulsion system, enabling high speed and superior maneuverability in shallow coastal waters.

Objectives:

‘Malvan’ has been specifically designed for the following roles:

      • Anti-Submarine Warfare (ASW): Detecting and neutralizing enemy submarines in coastal waters.
      • Surveillance: Continuous subsurface monitoring of the sea.
      • LIMO (Low Intensity Maritime Operations): Conducting low-intensity maritime operations.
      • Mine Warfare: Capability to lay and neutralize naval mines.
      • Weapon Systems: Equipped with lightweight torpedoes, anti-submarine rockets, and advanced sensors.

Strategic Significance:

In the context of India’s long coastline and growing geopolitical challenges in the Indian Ocean Region (IOR), the role of ASW SWC vessels becomes highly significant:

      • Coastal Security: India has a coastline of over 7,500 kilometers. Ships like ‘Malvan’ strengthen security in shallow water zones, where detecting large submarines is challenging.
      • Balance in the Indian Ocean: With increasing presence of foreign submarines in the Indian Ocean, these ‘silent hunters’ enhance India’s defensive capabilities.
      • Self-Reliance: Reducing dependence on foreign defence manufacturing is essential for India’s strategic autonomy.

Conclusion:

The delivery of ‘Malvan’ reflects the success of India’s ‘Make in India’ and ‘Atmanirbhar Bharat’ vision. It not only enhances the operational capability of the Indian Navy but also strengthens India’s preparedness for future maritime warfare.