Opportunity

SBIR / STTR #SBIR/STTR FY26

Navy seeks modular seabed nodes for UUV support under SBIR/STTR program

Posted

April 13, 2026

Respond By

June 24, 2026

Identifier

SBIR/STTR FY26

NAICS

334511, 336419

The Navy is seeking innovative solutions from U.S. small businesses for modular seabed nodes to support unmanned underwater vehicle (UUV) operations. - Government Buyer: - Department of Defense, Navy - Products/Services Requested: - Low-cost, modular seabed nodes with standardized mechanical, electrical, and data interfaces - Cylindrical form factor: 19 inches diameter, 51 inches length - Maximum dry weight: 1,000 lbs - Pressure tolerance: up to 300 meters - Operational capability: 12 months (threshold), 24 months (objective) - Capable of anchoring in various seabed conditions - Payloads supported: acoustic communications modems (COTS), undersea sensors, navigation, data transfer/storage - Acoustic communication node requirements: - Support for long-range, low data rate (1kHz-5kHz) and short-range, high data rate communications - Mesh networking and persistent data storage - Interoperability with other underwater acoustic platforms, networks, and vehicles - Unique/Notable Requirements: - U.S. ownership and no foreign influence - Ability to obtain and maintain secret-level facility and personnel security clearances - Detailed Interface Control Document (ICD) to be provided in Phase II - OEMs and Vendors: - No specific OEMs or vendors mentioned; solicitation is open to eligible U.S. small businesses - Place of Performance: - Work to be performed for the Navy; delivery and performance locations not specifically named, but federal context is Washington, DC - Period of Performance: - Multi-phase effort with initial design and development, followed by potential classified work in Phase II; nodes must operate on seabed for 12-24 months

Description

The Navy is seeking low-cost, modular seabed nodes with standardized mechanical, electrical, and data interfaces to support diverse payload options such as acoustic communications modems, undersea sensors, navigation, and data transfer and storage. The nodes should operate independently or as part of a larger network, supporting interoperability with underwater acoustic platforms, networks, and vehicles. Key specifications include a cylindrical form factor, pressure tolerance up to 300 meters depth, and operational capability on the seabed for at least 12 to 24 months. The solicitation emphasizes the use of commercial off-the-shelf acoustic modems, mesh networking, and security compliance including secret level clearances.

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