What is Project Kusha and its importance in India's Air Defence System

Project Kusha is a top-secret indigenous initiative by India focused on developing a long-range, multi-layered air defence system. Spearheaded by the Defence Research and Development Organisation (DRDO), it aims to counter aerial threats such as fighter jets, drones, and ballistic missiles. Project Kusha is expected to rival systems like the Israeli Iron Dome and Russia’s S-400. The project showcases India's growing self-reliance in defence technology and is a major step toward strengthening national security.

Aug 3, 2025, 12:42 IST

India's pursuit of strategic autonomy in air defence has taken a bold leap with Project Kusha, an ambitious initiative by the Defence Research and Development Organisation (DRDO). 

Designed as a long-range surface-to-air missile system, Project Kusha hopes to defend India's skies from contemporary aerial threats, including drones, cruise missiles, and stealth fighter planes. 

Praised as India's response to global systems like Russia's S-400 and Israel's Iron Dome, interceptor variants capable of reaching targets at distances of 150 km, 250 km, and even 400 km are hailed. 

Created for the Indian Air Force and with future deployment in mind for the Indian Navy, this 21,700 crore initiative is expected to be operational between 2028 and 2030. 

In this article, we will examine Project Kusha's technology, its strategic significance, and its role within India's multi-tiered air defence system.

What is Project Kusha, and What Makes It a Game-Changer in India's Air Defence Strategy?

Project Kusha is an ambitious long-range air defence system being developed by India's DRDO, designed to counter a wide range of aerial threats, including hypersonic missiles. 

Its multi-layered approach and indigenous technology position it as a potential game-changer in enhancing India's air defence capabilities.

Overview of Project Kusha

  • Indigenous Development: Project Kusha, also known as the Extended Range Air Defence System (ERADS), is being developed by the Defence Research and Development Organisation (DRDO) of India.
  • Capabilities: The system aims to neutralise various aerial threats, including stealth fighters, drones, cruise missiles, and precision-guided munitions, with an operational range of up to 350 km.
  • Interceptor Missiles: It will feature multiple interceptor missiles with ranges of 150 km, 250 km, and 350 km, designed for different threat profiles.
  • Advanced Radar Systems: Incorporation of long-range surveillance and fire control radars will enhance detection and engagement capabilities.
  • Integration with IAF: The system is designed to integrate seamlessly with the Indian Air Force's existing command and control systems, enabling coordinated responses.

Game-Changing Aspects

1. Technological Edge:

Comparable to advanced systems like Russia's S-400, Project Kusha aims to provide cutting-edge air defence technology capable of detecting and destroying stealth targets.

2. Strategic Autonomy:

By developing indigenous capabilities, India aims to reduce its reliance on foreign defence systems, thereby enhancing national security and facilitating potential technology exports.

3. Export Potential:

The growing global demand for air defence systems presents an opportunity for India to market Project Kusha, especially to nations seeking cost-effective solutions.

The system's modular design may allow for customisation to meet specific national requirements, increasing its attractiveness in the international market.

4. Economic Impact:

Successful exports could boost India's foreign exchange reserves and stimulate growth in the domestic defence industry, creating jobs and fostering industrial development.

5. Diplomatic and Military Alliances:

Exporting Project Kusha could strengthen diplomatic ties with purchasing nations, leading to broader strategic and military cooperation.

Challenges and Considerations

  • Development Timeline: The operational deployment is targeted for 2028-2029, necessitating effective management of the development and testing phases.
  • International Competition: India faces competition from established players such as the US, Russia, and Israel, necessitating a focus on reliability and cost-effectiveness.
  • Technology Transfer: Potential buyers may seek technology transfer or local manufacturing, which could expand market reach but also pose risks of technology proliferation.

How Does Project Kusha Compare to Global Missile Defence Systems Like the S-400?

Project Kusha represents India's ambitious endeavour to develop a cutting-edge air defence system, positioning itself alongside established global missile defence systems such as Russia's S-400.

Feature/Aspect Project Kusha S-400
Country of Origin India Russia
Development Agency DRDO (Defence Research and Development Organisation) Almaz-Antey
Operational Range Up to 350 km Up to 400 km
Interceptor Types Multiple interceptors (150 km, 250 km, 350 km) 40N6 (up to 400 km), 48N6 (up to 250 km)
Target Types Aerial threats, including drones, missiles, and stealth aircraft Aircraft, cruise missiles, and ballistic missiles
Radar Systems Advanced long-range surveillance and fire control radars Multifunctional radar with 3D capabilities
Deployment Timeline Expected prototype by 2026, operational by 2028-2029 Operational since 2007
Indigenous Development Yes, aims for self-reliance No, relies on Russian technology
Export Potential High, with customisation options Established market, widely exported
Integration Capability Designed to integrate with IAF systems Can integrate with various military systems
Cost ₹21,700 crore ($2.6 billion) Around $1.25 billion
Strategic Impact Enhances India's defence autonomy Strengthens Russia's global defence influence
Technological Features Incorporates advanced radar, seeker, and propulsion technologies Utilises advanced radar and missile technologies
Hypersonic Threat Capability Designed to counter hypersonic missiles Capable of engaging hypersonic threats
Layered Defence Approach Part of India's layered ballistic missile defence architecture Integrated with other Russian defence systems for layered defence
User Trials Expected to begin after prototype completion Extensive user trials completed, operational feedback integrated
Future Upgrades Potential for future enhancements and additional interceptor types Regular upgrades and new missile variants were introduced

Kriti Barua
Kriti Barua

Executive Content Writer

Kriti Barua is a professional content writer who has four years of experience in creating engaging and informative articles for various industries. She started her career as a creative writer intern at Wordloom Ventures and quickly developed a passion for crafting compelling narratives that resonate with readers.

Currently working as a content writer for the GK section of Jagran New Media, she continues to hone her skills in writing and strives to deliver high-quality content that educates and entertains readers.
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