Kalvari
India2017 - Present
The Kalvari class represents India's modern conventional submarine fleet. Built under Project-75 using French Scorpène technology, these diesel-electric submarines provide the backbone of India's underwater warfare capability.
Primary Specifications
Displacement
1775 ton
Modern conventional attack submarine
Length
67 m
Compact diesel-electric design
Max Depth
350 m
Deep diving conventional sub
Armament (Primary)
Exocet SM39 / Torpedoes
SM39 Exocet capable
Crew
43
Small efficient crew
Quick Summary
What it is?
A diesel-electric attack submarine for conventional warfare
Who uses it?
Indian Navy
Role
Anti-submarine, anti-surface, intelligence gathering, and mine laying
What's different?
Built in India with French technology transfer - can remain submerged 21 days without surfacing using conventional propulsion
Why it matters?
Provides India with modern conventional submarine capability to counter Pakistani and Chinese naval threats in the Indian Ocean.
Real-World Impact
1
Coastal Defense
Protects Indian coastline and approaches to major ports
2
Anti-Surface Warfare
SM39 Exocet missiles can destroy enemy ships from underwater
3
Intelligence Gathering
Advanced sonar enables long-range detection and surveillance
4
Anti-Submarine Warfare
F21 torpedoes can engage enemy submarines at extended ranges
Additional Features
Propulsion Type
Diesel-Electric
Stealth Features
Quiet state; Raft mounted engines
Special Capabilities
Vaghsheer (latest) fitted for future AIP
FAQs
1. What does 'Kalvari' mean?
Kalvari means 'Tiger Shark' in Malayalam. It continues a naming tradition from India's first submarine in 1967.2. How many are being built?
3. What weapons does it carry?
4. How long can it stay submerged?
5. What makes it special?
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