sonobuoysA tactical sonar system for transmitting submarine activity, the sonobuoy is a core technology for anti-submarine warfare. Sparton manufactures both active (emitting sound energy into the water and waiting for a return transmission) and passive (purely listening for sound wave transmissions) sonobuoys.

With over 6 million sonobuoys deployed to the United States and foreign* customers over the past 60 years, Sparton continues to serve as a vital supplier to these militaries with the most effective anti-submarine warfare sensor capability.

U.S. Specification Sonobuoys are sold through ERAPSCO, a joint venture between Sparton Corporation and Ultra Electronics – USSI.

Sonobuoy TechSystems operates under ERAPSCO for all ITAR-approved international sales and technical support.

*Foreign sales are subject to the International Traffic in Arms Regulations (ITAR), and must be approved by the state department.



Sparton Corporation is proud to be recognized as one of the Top 10 Tier 1 Superior Suppliers to the U.S. Navy for 2015.

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Sonobuoy technology supports Anti-Submarine Warfare (ASW) protection for the U.S. Navy and Allied Navy fleets.

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