The U.S. Army is advancing the development of a hypervelocity cannon system for air defense, a key initiative led by the Rapid Capabilities and Critical Technologies Office (RCCTO). This effort aims to create a cost-effective solution to counter modern aerial threats like drones, rockets, and missiles.

The prototype, known as the Multidomain Artillery Cannon System (MDACS), builds upon lessons from previous programs, including the now-canceled Extended Range Cannon Artillery (ERCA) system. Unlike ERCA, which focuses on long-range offensive strikes, MDACS is designed specifically for air defense, offering better performance and a lower cost-per-shot than traditional systems.

Key Features of MDACS:

1. Enhanced Performance: The system integrates a 58-caliber cannon with hypervelocity projectiles, delivering precision targeting capabilities.
2. Advanced Radar: A multifunction precision radar enables high-speed round tracking and battlefield surveillance.
3. Integrated Command: The system connects with the Integrated Battle Command System (IBCS), ensuring seamless coordination of sensors and weapons.

Addressing Cost Challenges in Air Defense
The Army faces increasing costs when intercepting low-cost aerial threats like drones. Existing solutions, such as Patriot missiles, are expensive and inefficient for such targets. MDACS promises to alleviate this issue by providing a more affordable and scalable option for defending fixed and semi-fixed sites.

Operational Testing and Future Deployment
RCCTO plans to deliver a prototype battery for soldier assessments by fiscal year 2027, with an operational evaluation scheduled for 2028. The test battery will include eight cannons, four precision radars, and two multidomain battle managers.

This initiative aims to enhance air defense and reduce the strain on existing high-demand units, such as Patriot missile systems. The Army seeks to better address evolving threats by offering flexible deployment options while maintaining cost efficiency.

The MDACS development represents a critical step in modernizing U.S. air defense capabilities and ensuring readiness for the challenges of modern warfare.

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