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  • 13 March, 2021

  • 4 Min Read

INS Karanj Inducted into service

INS Karanj Inducted into service

Indian Navy inducted INS Karanj into service, the 3rd Scorpene-class conventional diesel-electric submarine.

About INS Karanj:

  • INS Karanj is a part of Project-75I.
  • It is the 3rd of the first batch of 6 Scorpene-class submarines for the Indian Navy.
  • It is French naval defence and energy group.
  • Manufactured by Mazagon Dock Limited in Mumbai.

Key Features:

  • INS Karanj is equipped with centralised propulsion and machinery control.
  • The powerful diesel engines can quickly charge batteries for a stealthy mission profile.
  • It is also fitted with a permanent magnetic synchronous motor making it one of the quietest submarines in the world.


  • They have advanced silencing techniques, low radiated noise levels, and the ability to attack with precision-guided weapons on board.
  • They can also launch crippling attacks on the surface and underwater enemy targets.
  • The Indian Navy will use these submarines for area surveillance, intelligence gathering, anti-submarine warfare, anti-surface warfare, and minelaying operations.
  • They can travel at a maximum submerged speed of approximately 20 knots and have the ability to remain submerged for 21 days.
  • It has a diving depth of more than 350m.

About Project 75I:

  • Project 75I is a program by the Indian Navy for building 6 Scorpene-Class attack submarines.
    • The first submarine is INS Kalvari. It was commissioned in 2017
    • The second is INS Khanderi. It was commissioned in 2019.
    • The fourth and fifth submarines are INS Vela and INS Vagir.
    • The sixth is INS Vaghseer.

Source: TH

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