Next-Generation Naval Gun System

THUNDERBOLT 40/70 T

Next-generation twin-barrel 40 mm naval gun. Designed for the inner defence zone and multi-role fire support.

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High-Tempo Engagement

TWIN-BARREL 2×300 RPM

Sustainable firepower with 12,500 m range, 1,000 m/s muzzle velocity and 736 ready-to-fire rounds.

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Digital Backbone

NATO-COMPLIANT INTEGRATION

Interoperability with shipboard sensors, EO/IR and combat management architectures. Fully digital system developed with national resources.

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Single-Barrel System

THUNDERBOLT-S 40/70 MM

Compact design with broad deployment options — deck-mounted on low-tonnage boats and coast guard vessels, and vehicle-mounted on land platforms.

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Producing the Defence Technologies of the Future Today

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About Us

Founded in 1965 in Türkiye, ERMAKSAN is a global industrial and technology group operating in sheet metal processing machinery, additive manufacturing, semiconductor laser systems, and advanced defence technologies.

Under the ERMAKSAN DEFENCE brand, the company develops naval gun systems, high-energy laser sources, and mission-critical subsystems designed for integration across multi-domain platforms. In cooperation with The Secretariat of Defence Industries (SSB) of the Presidency of Türkiye, ERMAKSAN contributes to the development of sovereign, mission-ready capabilities aligned with national programme requirements.

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