Tethered Aerostats

Tethered Aerostats

ILC Dover develops helium-filled aerostats for various intelligence, surveillance, and reconnaissance (ISR) applications as these missions become increasingly vital to national security.

Our airships are successfully used and trusted by the military to evaluate numerous surveillance payloads.

Aerostat Features

  • Surveillance radars up to 15,000 ft. altitude
  • Fastened to the ground by a single tether
  • Helium volumes from 56,000 to 595,000 cubic ft.

The Class IV Aerostat for the U.S. Air Force

ILC Dover supports design of the initial Class IV aerostat for the United States Air Force. We manufacture all operational Class IV aerostats, which have r volumes of 275,000 to 420,000 cubic feet. The Class IV aerostat can withstand hurricane-force winds in excess of 90 MPH and is able to operate in winds exceeding 65 MPH.

Aerostat Programs We Support

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