India has successfully tested its K-4 submarine-launched ballistic missile with a 3,500 km range. The test marks a significant step in strengthening India’s strategic deterrence and defense capabilities. Military analysts note the missile enhances India’s nuclear triad and regional security posture. The K-4 test demonstrates advanced missile technology and India’s growing defense self-reliance.

India Successfully Tests K-4 Missile with 3,500 Km Long-Range Capability

Cold-launch technology ejects K-4 missiles from submarine tubes using pressurised gas instead of rocket engines, protecting the submarine and maintaining stealth whilst ensuring safe, reliable ballistic missile deployment from underwater platforms.

What is 'cold-launch' technology and how did India use it for the K-4 missile test in the Bay of Bengal?

India's K-4 submarine-launched ballistic missile with 3,500-km range strengthens sea-based nuclear deterrence through underwater stealth, advanced guidance systems and credible second-strike capability against regional nuclear-armed adversaries.

How India’s new K-4 missile could be a major deterrence game-changer

India tested an intermediate-range ballistic missile called K-4, which is designed to hit targets 3,500-km away, from the nuclear-powered submarine INS Arighaat in the Bay of Bengal on Tuesday.


India's Nuclear Triad complete: K-4 missile fired from INS Arighaat, hits target 3,500-km away

Despite being among the deadliest weapons ever built for the Indian Navy, the INS Arihant has never fired a single shot.

INS Arihant: The nuclear submarine so deadly it has never fired a single missile

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India Successfully Tests K-4 Missile with 3,500 Km Long-Range Capability

How India used ‘cold-launch’ technology for its K-4 missile test

How India’s new K-4 missile could be a major deterrence game-changer

India's Nuclear Triad complete: K-4 missile fired from INS Arighaat, hits target 3,500-km away

INS Arihant: The nuclear submarine so deadly it has never fired a single missile