Valfajr is a modern homing torpedo system designed, developed, and tested[2] by Iran's Ministry of Defence.

Brigadier General Hossein Dehghan (Iran's defence minister) and Flotilla Admiral Habibollah Sayyari (the Commander of the Iranian regular Navy) opened the production line on 13 October 2015.

[3] In the opening ceremony, Dehghan stated that "the torpedo is capable of destroying various marine targets, including large vessels, in a few seconds.

"[4][5] In October 2015, Iran started mass-production of the Valfajr and has claimed that the weapon has now been upgraded with an anti-jamming system.

[6] The torpedo carries an explosive warhead weighing between 220 and 300 kilograms capable of crippling naval targets in different weather and depth conditions.