Explore the S-400 Triumf—Russia's advanced air defense system with 400 km range, multi-target tracking, and rapid deployment capability. India has procured five squadrons of the S - 400 system from Russia, a long-range surface-to- air missile system capable of engaging various aerial threats. Learn what the S - 400 can do, how many India has, and how it compares with other countries. The S-400 Triumf (Russian: C-400 Триумф – Triumf; translation: Triumph; NATO reporting name: SA-21 Growler), previously known as the S-300 PMU-3, [4] is a mobile surface-to- air missile (SAM) system developed in the 1990s by Russia's NPO Almaz as an upgrade to the S-300 family of missiles. The S-400 was approved for service on 28 April 2007 and the first battalion of the systems assumed combat duty on 6 August 2007. The system is complemented by its successor, the S-500. India’s defence capabilities have taken a significant leap with the induction of the S-400 Triumf, one of the most advanced air defence systems in the world. Designed by Russia’s Almaz-Antey, the S-400 System is not just a missile launcher — it’s a complete air defence solution built to detect, track, and neutralize incoming aerial threats long before they reach Indian skies. A System Built for Modern Warfare The S-400 is a long-range, surface-to- air missile system that can engage ...