HELINA (HELIcopter-launched-NAg) is third generation, lock on before launch (LOBL) fire and forget anti tank guided missile with both TOP attack and Direct attack capability. The missile has a maximum range capability of 7+ km. Eight HELINA missiles can be integrated on to ALH-WSI (Rudra), four on either side. A twin-launcher capable of carrying two ‘HELINA’ missiles is designed and there are four such launchers in full configuration, two on either side of the helicopter armament boom.
The weapon system has all weather day and night capability and can defeat battle tanks with conventional armour as well as explosive reactive armour.
A variant of HELINA Weapon System called Dhurvastra has been inducted into the IAF.
Earlier, Imaging Infra-Red (IIR) Seeker systems were successfully flight-tested in Anti-Tank Guided Missiles Nag, HELINA and MPATGM. IIR Seekers have also been successfully demonstrated in the Exo-Atmospheric Interceptor PDV and Anti Satellite Test (ASAT), Mission Shakti.