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A18-D is Exail mid size Autonomous Underwater Vehicle, AUV, for deep water applications. It is dedicated to accurate 3D seabed Survey. It performs autonomous mission up to 3000 m depth with 21 h endurance, and is easy transportable by plane for oversea missions. This system can be delivered with a LARS allowing automatic underwater recovery and software for data post processing.



  • Light deep water vehicle
  • Easy Launch and recovery in bad sea state condition
  • Easy deployment for overseas missions (ISO containers transportation)
  • Extended coverage and endurance capacities
  • User friendly mission management system
  • Flexibility of sensors payload



  • Search and Rescue operations for Naval Forces



  • Pipe survey : Pre & Post Survey, Survey and Exploration for Oil & Gas
  • Pipeline survey : Cable, riser and flexible laying for Oil & Gas
  • Deep water structure inspection: Underwater inspection & Surveys for Subsea Works
  • Deep water survey: Survey & Inspection for Mining
  • Deep water bathymetry: Survey for Hydrography Oceanography
  • Hydro-Oceanography Vessel : Ships for Hydrography Oceanography
  • Data acquisition: Hydrographic Systems for Shipyards


News & Events

HYDRO 2022 | 6 - 8 December | exail maritime technologies MARITIME

Exail is exhibiting at Hydro 22, from 6 to 8 December, in Monaco, an annual event where hundreds of senior...

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ECA GROUP - AUV -A18D - underwater
ECA GROUP’s AUV A18D underwater drone evaluated by the French Directorate... MARITIME

The A18D Autonomous Underwater Vehicle (AUV) was evaluated recently by the French Directorate General of Armaments...

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A18D in business for AUV Services MARITIME

ECA GROUP demonstrates high performance of its mid-size AUV during deep survey missions

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