SL40Y profile

Autonomous Survey Boat

Unique waterjet hydrographic surveying USV platform

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Rapid installation with ADCP and echosounder

Instruments, like ADCPs, ecosounders and side scan sonars, with diameter of 5 cm to 18 cm can be rapidly installed to the dedicated cabin on the USV.

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Automatic mission planning

  • User can pre-program the survey mission with the base station on the bank. The USV and instruments can conduct surveys autonomously and send back real-time data.
  • User can also drive the USV manually by a remote controller.
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Intelligent collision avoidance

  • With the ultrasonic sensors, the SL40 USV can detect and bypass obstacles 10 meters ahead to avoid collision.
  • In manual mode, user can observe water environment by the real-time video feed to better avoid obstacles.
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Higher speed & tangling free

The innovative waterjet propeller allows the SL40 USV to sail at 5m/s and effectively avoid being entangled by water plants or rubbishes.

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Stable sailing

The trimaran hull design highly improve the sailing stability in high speed.


MaterialCarbon fiber
CommunicationRadio and network
Communication RangeRemote control          1km
Data Telemetry         2km
Maximum Speed5m/s
Video MonitoringYes
Collision AvoidanceYes
Multi MissionsYes

Application Case

    USV Conducts Sewage Pipeline Detection and Water Quality Monitoring On A dangerous River Sector
  • SL40 USV-7
    SL40 USV Conducts Underwater Topography Survey To A Navigable River Section
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  • SL40 USV-4
  • SL40 USV-3
  • SL40 USV-5
  • SL40 USV-6
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