The Indian Navy's first deep submergence rescue vehicle (DSRV) was commissioned into service at Naval Dockyard in Mumbai on Wednesday, December 12.
The vessel will be operated by the service's newly formed Submarine Rescue Unit (West) based in Mumbai.
The DSRV is capable of undertaking rescue from a disabled submarine at depths of up to 650 metres.
It is operated by a crew of three, can rescue 14 personnel from a disabled submarine at one time, and can operate in extreme sea conditions of up to Sea State 6.