DRDO launches first "Varunastra" a heavy weight Torpedo

The Defence Research Development Organization recently flagged off the first Varunastra, the heavy weight torpedo.
The torpedo was designed and developed by the BDL, Vishakhapatnam Unit of Indian Navy.
It is a ship launched electrically propelled heavyweight anti-submarine torpedo that is capable of targeting quiet submarines. It can be deployed in both shallow and deep-water environment. Varunastra is the first heavy weight torpedo of India.
It was first inducted into Indian Navy in 2016. The weight of the torpedo is 1500 kilograms. Operational range is 40 kilometres. The maximum speed of the torpedo is 74 kilometre per hour. Also, Varun Astra is the only torpedo in the world to have a GPS based locating aid.
The torpedo is capable of carrying a war head of 250 kilogram. It is powered by Silver oxide zinc battery.