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India's Underwater Guardians: The Silent Power of Kalvari-Class Submarines

Arabian Sea, IndiaFriday, December 12, 2025
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India's underwater strength is something to talk about. Six Kalvari-class submarines, part of the Scorpene design, are making waves. These subs are not just any ordinary vessels; they are among the quietest diesel-electric submarines globally.

The Silent Guardians

The names INS Kalvari, INS Khanderi, INS Karanj, INS Vela, INS Vagir, and INS Vagsheer might not ring a bell, but their capabilities sure do.

  • Heavyweight torpedoes
  • Anti-ship missiles
  • Mine-laying abilities

Their advanced sonar systems can spot enemy ships without being noticed.

Built for Stealth and Precision

Built under Project 75, these subs are a result of technology transfer from France’s Naval Group. The best part? They are 90% indigenized, meaning Indian systems handle stealth, weapons, and combat management.

Pakistan's Aging Fleet

In contrast, Pakistan's submarine fleet is aging and lacks the advanced features of India's Kalvari-class. This makes India's submarines a formidable force in the Arabian Sea.

Strategic Edge

The Kalvari-class submarines are a testament to India's growing naval prowess. They represent a blend of French technology and Indian precision. With these submarines, India can maintain a strategic edge in the region.

Silent Hunting Capabilities

In the world of submarines, stealth and precision are key. The Kalvari-class submarines excel in both. They are a silent guardian of India's maritime interests, ensuring that the country's waters remain secure.

Their advanced features and indigenization efforts highlight India's commitment to self-reliance in defense technology.

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