According to information published by United News of India on November 9, 2021, the fourth Scorpene class submarine, which has been named INS Vela (S-24) was delivered to the Indian Navy.

The Scorpene-class submarines are 2000 tons conventional-propulsion submarines designed and developed by Naval Group for all types of mission, such as surface vessel warfare, anti-submarine warfare, long-range strikes, special operations, or intelligence gathering.

The class has two diesel generation sets providing 1,250 kW/1,676 hp of power. At the top of the hull immediately above the diesel generator sets is a Dutch Breach machinery shipping hatch. The submarine has an elastically supported 2,900 kW/3,889 hp electronic engine.

The submarines can carry 18 torpedoes and missiles or 30 mines. It is equipped with six bow-located 21-inch/533-mm torpedo tubes providing salvo launch capability. Positive discharge launching is by an air turbine pump. She can launch anti-ship and anti-submarine torpedoes, as well as anti-surface missiles. The handling and loading of weapons are automated.