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Unmanned Systems

DIU Wants Low-Cost UUVs For Kinetic, ISR Effects

By Cal Biesecker

Wednesday, July 9th, 2025

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DIU Wants Low-Cost UUVs For Kinetic, ISR Effects

Vatn Systems Skelmir S12 autonomous underwater vehicle can also function as a lightweight torpedo. Photo: Vatn Systems

The Defense Innovation Unit (DIU) has issued a new solicitation seeking low-cost unmanned underwater vehicle (UUV) solutions for separate problem sets, one-way attack and intelligence, surveillance, and reconnaissance (ISR) support for submarines. In addition to low-cost, other desired attributes include mission-specific assets, which in addition to kinetic and ISR, include expeditionary, and other potential uses. The kinetic problem set would leverage existing government payloads that would be integrated into UUVs. The kinetic effector would be launched from a government platform—surface…

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