MISSILES • INDUCTION

S-400 Triumf (Long-Range Air Defence Regiments)

Lead Agency: IAF / Almaz-Antey (Imported + Local Support) • Service: Indian Air Force • Budget: ₹39,000 Cr • IDDM: 20%

Strategic Overview

Tier-1 strategic multi-layered air defense shield operational across northern and eastern sectors with 400 km interception envelope.

No. 200 Air Defence Unit IAF ("Sudarshan Chakra (Punjab Sector)") — Western Punjab Forward Air Base (Western Air Command) — Status: operational
Parliamentary Briefing: Deployment of First S-400 Missile Squadron in Western Sector (Sansad Q&A Portal)
No. 201 Air Defence Unit IAF ("Sudarshan (Eastern Sector / Chicken’s Neck)") — Hashimara / Siliguri Corridor, West Bengal (Eastern Air Command) — Status: operational
MoD Year End Review: Induction and Operationalization of S-400 Squadrons (Ministry of Defence)